public void FormatE1()
{
var first = new BigInteger(123456789);
Assert.AreEqual(first.ToString("E", CultureInfo.InvariantCulture), "1.234568E+008");
Assert.AreEqual(first.ToString("e", CultureInfo.InvariantCulture), "1.234568e+008");
Debug.Print("BigInteger Format First ok");
var second = BigInteger.Parse("10000009000000001", CultureInfo.InvariantCulture);
Assert.AreEqual(second.ToString("E", CultureInfo.InvariantCulture), "1.000001E+016");
Assert.AreEqual(second.ToString("e", CultureInfo.InvariantCulture), "1.000001e+016");
Debug.Print("BigInteger Format Second ok");
var third = BigInteger.Parse("10000005000000001", CultureInfo.InvariantCulture);
Assert.AreEqual(third.ToString("E", CultureInfo.InvariantCulture), "1.000001E+016");
Assert.AreEqual(third.ToString("e", CultureInfo.InvariantCulture), "1.000001e+016");
Debug.Print("BigInteger Format Third ok");
var fourth = BigInteger.Parse("10000004000000001", CultureInfo.InvariantCulture);
Assert.AreEqual(fourth.ToString("E", CultureInfo.InvariantCulture), "1.000000E+016");
Assert.AreEqual(fourth.ToString("e", CultureInfo.InvariantCulture), "1.000000e+016");
Debug.Print("BigInteger Format Fourth ok");
var fifth = BigInteger.Parse("10000095000000001", CultureInfo.InvariantCulture);
Assert.AreEqual(fifth.ToString("E", CultureInfo.InvariantCulture), "1.000010E+016");
Assert.AreEqual(fifth.ToString("e", CultureInfo.InvariantCulture), "1.000010e+016");
Debug.Print("BigInteger Format Fifth ok");
}
public void FormatC()
{
var first = new BigInteger(123456789);
Assert.AreEqual(first.ToString("C", CultureInfo.InvariantCulture), "¤123,456,789.00");
Assert.AreEqual(first.ToString("c", CultureInfo.InvariantCulture), "¤123,456,789.00");
Assert.AreEqual(first.ToString("C3", CultureInfo.InvariantCulture), "¤123,456,789.000");
Assert.AreEqual(first.ToString("c3", CultureInfo.InvariantCulture), "¤123,456,789.000");
Assert.AreEqual(first.ToString("C3", CultureInfo.GetCultureInfo("en-US")), "$123,456,789.000");
Assert.AreEqual(first.ToString("c3", CultureInfo.GetCultureInfo("en-US")), "$123,456,789.000");
Assert.AreEqual(first.ToString("C3", CultureInfo.GetCultureInfo("fr-FR")), "123\u00A0456\u00A0789,000 €");
Assert.AreEqual(first.ToString("c3", CultureInfo.GetCultureInfo("fr-FR")), "123\u00A0456\u00A0789,000 €");
Assert.AreEqual(first.ToString("C3", CultureInfo.GetCultureInfo("ja-JP")), "¥123,456,789.000");
Assert.AreEqual(first.ToString("c3", CultureInfo.GetCultureInfo("ja-JP")), "¥123,456,789.000");
var second = BigInteger.Parse("100000090000000010", CultureInfo.InvariantCulture);
Assert.AreEqual(second.ToString("C", CultureInfo.InvariantCulture), "¤100,000,090,000,000,010.00");
Assert.AreEqual(second.ToString("c", CultureInfo.InvariantCulture), "¤100,000,090,000,000,010.00");
Assert.AreEqual(second.ToString("C3", CultureInfo.InvariantCulture), "¤100,000,090,000,000,010.000");
Assert.AreEqual(second.ToString("c3", CultureInfo.InvariantCulture), "¤100,000,090,000,000,010.000");
Assert.AreEqual(second.ToString("C3", CultureInfo.GetCultureInfo("en-US")), "$100,000,090,000,000,010.000");
Assert.AreEqual(second.ToString("c3", CultureInfo.GetCultureInfo("en-US")), "$100,000,090,000,000,010.000");
Assert.AreEqual(second.ToString("C3", CultureInfo.GetCultureInfo("fr-FR")), "100\u00A0000\u00A0090\u00A0000\u00A0000\u00A0010,000 €");
Assert.AreEqual(second.ToString("c3", CultureInfo.GetCultureInfo("fr-FR")), "100\u00A0000\u00A0090\u00A0000\u00A0000\u00A0010,000 €");
Assert.AreEqual(second.ToString("C3", CultureInfo.GetCultureInfo("ja-JP")), "¥100,000,090,000,000,010.000");
Assert.AreEqual(second.ToString("c3", CultureInfo.GetCultureInfo("ja-JP")), "¥100,000,090,000,000,010.000");
}
private static void SaddyCopperOperation(BigInteger number)
{
if (number.ToString().Length == 1 || numberOfTransformations == 10)
{
if (numberOfTransformations < 10)
{
Console.WriteLine(numberOfTransformations);
}
Console.WriteLine(number);
return;
}
numberOfTransformations++;
List<int> listOfsums = new List<int>();
while (number > 10)
{
number /= 10;
List<int> digitsAtEvenPositions = new List<int>();
for (int i = 0; i < number.ToString().Length; i += 2)
{
digitsAtEvenPositions.Add(number.ToString()[i] - '0');
}
listOfsums.Add(digitsAtEvenPositions.Sum());
}
long product = 1;
foreach (var num in listOfsums)
{
product *= num;
}
//Console.WriteLine(product);
//--------------------------------
SaddyCopperOperation(product);
}
public string Run()
{
BigInteger total = new BigInteger(0);
for (int i = 1; i <= 1000; i++)
{
total += BigInteger.Pow(i, i);
}
return total.ToString().Substring(total.ToString().Length - 10);
}
static void Main(string[] args)
{
ulong startNumber = ulong.Parse(Console.ReadLine());
ulong endNumber = ulong.Parse(Console.ReadLine());
string replacementString = Console.ReadLine();
BigInteger sum = new BigInteger();
string sumString = sum.ToString();
//calculate sum of numbers
for (ulong i = startNumber; i < endNumber; i++)
{
if (i % 5 == 0)
{
sum += i;
}
else
{
ulong mod = i % 5;
sum += mod;
}
}
string replacedDigit;
if (sum % 2 == 0)
{
for (int i = 0; i < sumString.Length; i++)
{
replacedDigit = sum.ToString()[0].ToString();
replacedDigit = replacementString;
if (sumString[i].Equals(replacedDigit))
{
string newString = sumString[i].ToString();
newString = replacementString;
}
}
}
else
{
for (int i = 0; i < sumString.Length; i++)
{
replacedDigit = sum.ToString()[sum.ToString().Length - 1].ToString();
replacedDigit = replacementString;
if (sumString[i].Equals(replacedDigit))
{
string newString = sumString[i].ToString();
newString = replacementString;
}
}
}
Console.WriteLine(sumString);
}
private static bool is_prime_MR(BigInteger R, int num)
{
Random random = new Random();
BigInteger s = 0;
BigInteger t = R - 1;
while (t % 2 == 0)
{
t = t / 2;
s++;
}
String st = "";
int p;
int q = Int32.MaxValue;
BigInteger A;
BigInteger b;
BigInteger i = 0;
for (int j = 1; j <= num; j++)
{
p = random.Next(10);
if (p % 2 == 0)
p = p + 1;
st = p.ToString();
while (st.Length <= R.ToString().Length - q.ToString().Length)
{
st = random.Next(q) + st;
}
try
{
st = random.Next(10 ^ (R.ToString().Length - st.Length - 2)) + st;
}
catch { }
A = BigInteger.Parse(st);
if (A.IsOne)
A++;
if ((R % A).IsZero)
return false;
b = BigInteger.ModPow(A, t, R);
if (b.IsOne)
continue;
i = 0;
do
{
b = BigInteger.ModPow(b, BigInteger.One + BigInteger.One, R);
i++;
}
while (!(b.IsOne || b.ToString() == (R - 1).ToString() || i > s));
if (i > s)
return false;
}
return true;
}
static void Main(string[] args)
{
short n = 1000;
var bi = new BigInteger();
for (short i = 1; i <= n; i++)
bi += Pow(i, i);
Console.WriteLine(bi.ToString().Substring(bi.ToString().Length-10, 10));
Console.ReadKey();
}
private void Calculate()
{
BigInteger res = new BigInteger();
res = a + b;
textBox3.Text = res.ToString();
res = a * b;
textBox4.Text = res.ToString();
res = BigInteger.Pow(a, 2);
textBox5.Text = res.ToString();
res = BigInteger.ModPow(a, 1, b);
textBox6.Text = res.ToString();
}
private static int[] ConvertToArray(BigInteger num)
{
int[] digits = new int[num.ToString().Length];
string number = num.ToString();
BigInteger currentNumber = num;
for (int i = number.Length - 1; i >= 0; i--)
{
digits[i] = (int)(currentNumber % 10);
currentNumber /= 10;
}
return digits;
}
// Convert number of digit to array
static int[] ConvertToArray(BigInteger num)
{
string digit = num.ToString();
int[] digits = new int[num.ToString().Length];
int count = 0;
foreach (var item in digit)
{
digits[count] = item - '0';
count++;
}
return digits;
}
public static BigInteger CalculateProduct(BigInteger firstMultiplier, BigInteger secondMultiplier)
{
int n = firstMultiplier.ToString().Length;
a = BigInteger.Parse(firstMultiplier.ToString().Substring(0, n / 2));
b = BigInteger.Parse(firstMultiplier.ToString().Substring(n / 2));
c = BigInteger.Parse(secondMultiplier.ToString().Substring(0, n / 2));
d = BigInteger.Parse(secondMultiplier.ToString().Substring(n / 2));
BigInteger ac = a * c;
BigInteger bd = b * d;
return BigInteger.Pow(10, n) * ac + BigInteger.Pow(10, n / 2) * ((a + b) * (c + d) - ac - bd) + bd;
}
static bool IsLychrel(BigInteger nn)
{
int attempts = 50;
do
{
nn += BigInteger.Parse(Util.ReverseString(nn.ToString()));
if (Util.IsPalindrome(nn.ToString()))
{
return false;
}
} while (attempts-- > 0);
return true;
}
public void FormatD()
{
var first = new BigInteger(123456789);
Assert.AreEqual(first.ToString("D", CultureInfo.InvariantCulture), "123456789");
Assert.AreEqual(first.ToString("d", CultureInfo.InvariantCulture), "123456789");
Assert.AreEqual(first.ToString("D20", CultureInfo.InvariantCulture), "00000000000123456789");
Assert.AreEqual(first.ToString("d20", CultureInfo.InvariantCulture), "00000000000123456789");
var second = BigInteger.Parse("100000090000000010", CultureInfo.InvariantCulture);
Assert.AreEqual(second.ToString("D", CultureInfo.InvariantCulture), "100000090000000010");
Assert.AreEqual(second.ToString("d", CultureInfo.InvariantCulture), "100000090000000010");
Assert.AreEqual(second.ToString("D20", CultureInfo.InvariantCulture), "00100000090000000010");
Assert.AreEqual(second.ToString("d20", CultureInfo.InvariantCulture), "00100000090000000010");
}
public override string GetAnswer()
{
BigInteger pectorial = new BigInteger(1);
for (int i=1; i<=100; i++) {
pectorial *= i;
}
int result = 0;
foreach (char c in pectorial.ToString().ToArray()) {
result += c - 48;
}
return string.Format("결과값 {0} 의 자리수를 모두 더한 값 : {1}", pectorial.ToString(), result);
}
public static string ShortenCurrency(this string String, BigInteger Currency)
{
if (Currency < 1000000) return Currency.ToString("#,##0");
else
{
string currencyString = Currency.ToString();
int currencyStringLength = currencyString.Length;
double calculation = (currencyStringLength / 3d);
int baseNumberLength = ((calculation == (int)calculation) ? 3 : (int)Math.Round((calculation - (int)calculation) * 3));
string decimals = currencyString.Substring(baseNumberLength, Math.Min(3, (currencyStringLength - baseNumberLength))).TrimEnd('0');
return String = (currencyString.Substring(0, baseNumberLength) +
((decimals.Length > 0) ? ("." + decimals) : null)
+ " " + CurrencyNames[(int)Math.Ceiling(calculation) - 3]);
}
}
private static IEnumerable<BigInteger> EnumeratePalindromesBetween(BigInteger min, BigInteger max)
{
var minDigits = Math.Min(min.ToString().Length, max.ToString().Length);
var maxDigits = Math.Max(max.ToString().Length, max.ToString().Length);
for (var digitCount = minDigits; digitCount <= maxDigits; digitCount++)
{
foreach (var value in EnumerateCandidatesOfLength(digitCount))
{
Debug.Assert(IsPalindrome(value));
if (value >= min && value <= max)
yield return value;
}
}
}
static bool IsTruncatable(BigInteger num)
{
if (IsLeftTruncatable(num.ToString()))
{
if(IsRightTruncatable(num.ToString()))
{
return true;
}
else
{
return false;
}
}
return false;
}
static void Main(string[] args)
{
// Variable declarations
var answer = new BigInteger();
// Load data
var names = File.ReadAllText("data.txt").Split(',').Select(name => name.Trim(new[] {'"'})).ToList();
// Start timer
var timer = new Stopwatch();
timer.Start();
// Calculations
names.Sort();
var position = 1;
foreach (var name in names)
{
answer += position * name.Select(c => Scores[c]).Sum();
position++;
}
// Cleanup
timer.Stop();
Console.WriteLine("Answer: {0}", answer);
Console.WriteLine();
Clipboard.SetText(answer.ToString());
Console.WriteLine("Time spent: {0:0.00}s", timer.ElapsedMilliseconds / 1000.0);
Console.WriteLine("Press any key to continue...");
Console.ReadKey(true);
}
static BigInteger calcular(BigInteger x, BigInteger y)
{
int n;
int l1 = x.ToString().Length;
int l2 = y.ToString().Length;
if (l1 > l2)
{
n = l1;
}
else
{
n = l2;
}
if (n < 4) return x * y;
n = ((n + 1) / 2);
BigInteger x2 = x >> n;
BigInteger x1 = x - (x2 << n);
BigInteger y2 = y >> n;
BigInteger y1 = y - (y2 << n);
BigInteger z2 = calcular(x1, y1);
BigInteger z0 = calcular(x2, y2);
BigInteger z1 = calcular(x1 + x2, y1 + y2);
return z2 + ((z1 -z2 - z0) << n) + (z0 << (2 * n));
}
public void Mersenne(int n)
{
BigInteger Pow2Sub1, rem;
string strPow2Sub1;
//for (int i = 0, x = 2; i < primes.Length; i++)
int x = 2;
Parallel.For(0, primes.Length, (int i) =>
{
Pow2Sub1 = new BigInteger(1) << (int)primes[i];
Pow2Sub1 -= 1;
//sw1.Restart();
rem = BigInteger.ModPow(3, Pow2Sub1 - 1, Pow2Sub1);
if (rem.IsOne)
{
//sw1.Stop();
strPow2Sub1 = Pow2Sub1.ToString();
if (x < 10)
Console.WriteLine("M[{0}] = {1}", primes[i], strPow2Sub1);
else
Console.WriteLine("M[{0}] = {1}...{2}", primes[i], strPow2Sub1.Substring(0, 12), strPow2Sub1.Substring(strPow2Sub1.Length - 12, 12));
x++;
//Console.WriteLine("elapsed time: {0} ms\n", sw1.ElapsedMilliseconds);
}
});
}
public string ConvertHexToDec(string hex)
{
var result = _hexReader.ToByteArray(hex, Endian.Big).ToArray();
var bigInteger = new System.Numerics.BigInteger(result);
return(bigInteger.ToString());
}
static void Main(string[] args)
{
// Variable declarations
var answer = "";
var sum = new BigInteger();
// Load data
var data = File.ReadAllLines("data.txt").Select(BigInteger.Parse).ToList();
// Start timer
var timer = new Stopwatch();
timer.Start();
// Calculations
foreach (var i in data)
{
sum += i;
}
answer = sum.ToString().Substring(0, 10);
// Cleanup
timer.Stop();
Console.WriteLine("Answer: {0}", answer);
Console.WriteLine();
Clipboard.SetText(answer.ToString());
Console.WriteLine("Time spent: {0:0.00}s", timer.ElapsedMilliseconds / 1000.0);
Console.WriteLine("Press any key to continue...");
Console.ReadKey(true);
}
public virtual bool checkIfNumberIsCorrect(string cardNumber)
{
if (cardNumber.Length > 9)
{
string cardNumberType = (cardNumber.Length > 26 ? "IBAN" : "NRB");
if (cardNumberType.Equals("NRB"))
cardNumber = "PL" + cardNumber;
BigInteger test = new BigInteger();
string sCopy = cardNumber.Substring(4, cardNumber.Length - 4) + cardNumber.Substring(0, 4);
for (int a = 0; a <= sCopy.Length - 1; a++)
{
if (sCopy[a] >= 'A' && sCopy[a] <= 'Z')
sCopy = sCopy.Replace(sCopy[a].ToString(), ((int)(sCopy[a]) - 55).ToString());
if (sCopy[a] >= 'a' && sCopy[a] <= 'z')
sCopy = sCopy.Replace(sCopy[a].ToString(), ((int)(sCopy[a]) - 87).ToString());
}
test = BigInteger.Parse(sCopy);
test %= 97;
return (test.ToString().Equals("1") ? true : false);
}
else return false;
}
static void Main(string[] args)
{
// Variable declarations
var answer = 0L;
var n = new BigInteger();
// Load data
// Start timer
var timer = new Stopwatch();
timer.Start();
// Calculations
n = EulerHelper.Factorial(100);
answer = n.ToString().Sum(c => long.Parse(c.ToString()));
// Cleanup
timer.Stop();
Console.WriteLine("Answer: {0}", answer);
Console.WriteLine();
Clipboard.SetText(answer.ToString());
Console.WriteLine("Time spent: {0:0.00}s", timer.ElapsedMilliseconds / 1000.0);
Console.WriteLine("Press any key to continue...");
Console.ReadKey(true);
}
public void Execute()
{
//это сам алгоритм
_factorial = 1;
for (int i = _number1; i < _number2 + 1; i++)
{
_factorial *= i;
}
Data = _factorial.ToString();
if (/*_myClientNumber < _highestClientNumber &&*/ _myClientNumber != 0)
{
var incomingPackage = _internalPackageProvider.GetPackage();
var firstMult = BigInteger.Parse(incomingPackage.Data);
_factorial *= firstMult;
}
if (_myClientNumber < _highestClientNumber)
{
formPackage(_factorial.ToString(),_myClientNumber+1);
OnSend();
}
if (_myClientNumber == _highestClientNumber)
{
formPackage(_factorial.ToString(), -1);
OnReady();
}
}
public static bool isNivenNumber(BigInteger num, String nivenString = "")
{
bool lookup;
if (NN_dic.TryGetValue(num, out lookup))
return lookup;
// Hashad Number, aka Niven Number
// #387
if (nivenString.Length == 0)
{
nivenString = num.ToString();
}
BigInteger counter = 0;
if (num <= 0)
{
NN_dic[num] = false;
return false;
}
foreach (var item in nivenString)
{
counter += int.Parse(item.ToString());
}
if (num % counter == 0)
{
NN_dic[num] = true;
return true;
}
NN_dic[num] = false;
return false;
}
public void can_compute_1000_results_using_generator()
{
//Arrange fib(999)
BigInteger fib999 = new BigInteger(2)
* new BigInteger(17)
* new BigInteger(53)
* new BigInteger(73)
* new BigInteger(109)
* new BigInteger(149)
* new BigInteger(1997)
* new BigInteger(2221)
* new BigInteger(12653)
* new BigInteger(16061684237)
* new BigInteger(124134848933957)
* new BigInteger(1459000305513721)
* BigInteger.Parse("930507731557590226767593761")
* BigInteger.Parse("1687733481506255251903139456476245146806742007876216630876557")
* BigInteger.Parse("49044806374722940739127188459343134898237532255227554514970877");
//Act
var results = FibPro("--g 1000");
var sequence = results.StandardOut.Split(' ');
//Assert
Assert.AreEqual(fib999.ToString("R0"), sequence.Last());
Assert.AreEqual(SUCCESS, results.ExitCode);
}
public static bool verifyPrime(BigInteger p)
{
string strP = p.ToString();
Dictionary<char, int> decNumbers = new Dictionary<char, int>
{
{'0', 0},{'1', 1},{'2', 2},{'3', 3}, {'4', 4},
{'5', 5},{'6', 6},{'7', 7}, {'8', 8},{'9', 9},
};
//перевыряєм чи число p ділиться на 2
if (dividedBy2(strP, decNumbers) == false)
return false;
//перевыряєм чи число p ділиться на 3
if (dividedBy3(strP, decNumbers) == false)
return false;
//перевыряєм чи число p ділиться на 5
if (dividedBy5(strP, decNumbers) == false)
return false;
//перевыряєм чи число p ділиться на 7
if (dividedBy7(strP, decNumbers) == false)
return false;
//перевыряєм чи число p ділиться на 11
if (dividedBy11(strP, decNumbers) == false)
return false;
return true;
}
public static BigInteger getNextPalindrome(BigInteger num)
{
int len = num.ToString().Length;
if (len == 1)
{
if (num == new BigInteger(9)) return new BigInteger(11);
return num + 1;
}
else
{
int firstHalfPow = (len % 2 == 0) ? len / 2 : len / 2 + 1;
int secondHalfPow = len / 2;
BigInteger first = num / ((int) Math.Pow(10, firstHalfPow));
BigInteger second = num % ((int) Math.Pow(10, secondHalfPow));
BigInteger firstInverse = BigInteger.Parse(string.Join("", first.ToString().Reverse()));
if (firstInverse > second)
{
return num + (firstInverse - second);
}
else if (second > firstInverse)
{
BigInteger compl = new BigInteger((int)Math.Pow(10, secondHalfPow));
return getNextPalindrome(num + (compl - second));
}
else
{
return getNextPalindrome(num + 1);
}
}
}
static void Main(String[] args)
{
int n = Convert.ToInt32(Console.ReadLine());
BigInteger factorial = new BigInteger(1);
factorial = f(n);
Console.WriteLine(factorial.ToString());
}
static void Main(string[] args)
{
//start the clock
Stopwatch clock = Stopwatch.StartNew();
//Main function goes here
Console.Write("Input your number: ");
BigInteger numberInput = new BigInteger();
numberInput = BigInteger.Parse(Console.ReadLine());
BigInteger total = new BigInteger();
total = Factorial(numberInput);
string finalNum = total.ToString();
int sum = 0;
for (int i = 0; i < finalNum.Length; i++ )
{
sum += int.Parse(finalNum[i].ToString());
}
//Stop the clock
clock.Stop();
//print the result
Console.WriteLine("The sum of the digits in the number {0}! is: {1}", numberInput, sum);
Console.WriteLine("The solution took {0}ms to complete.", clock.ElapsedMilliseconds);
Console.ReadKey();
}
public string GetFactorial(int n)
{
System.Numerics.BigInteger result = 1;
for (int i = n; i > 0; i--)
{
result *= i;
}
return(result.ToString("#,##0"));
}
// Token: 0x06000D43 RID: 3395 RVA: 0x00053C54 File Offset: 0x00051E54
public override void WriteValue(object value)
{
if (value is System.Numerics.BigInteger)
{
System.Numerics.BigInteger bigInteger = (System.Numerics.BigInteger)value;
base.InternalWriteValue(JsonToken.Integer);
this.WriteValueInternal(bigInteger.ToString(CultureInfo.InvariantCulture), JsonToken.String);
return;
}
base.WriteValue(value);
}
protected internal string base36ToBase10(string s)
{
// This function will convert a number that has been generated
// with functin above, and get the actual number in decimal
//
// This function requieres Mega Math to work correctly.
string allowedLetters = licenseCharacters;
System.Numerics.BigInteger result = new System.Numerics.BigInteger();
for (int i = 0; i <= s.Length - 1; i += 1)
{
BigInteger pow = powof(allowedLetters.Length, (s.Length - i - 1));
result = result + allowedLetters.IndexOf(s.Substring(i, 1)) * pow;
}
return(result.ToString()); //not sure
}
/// <summary>
/// Generates a minecraft-style hash of a string
/// </summary>
/// <param name="input"></param>
/// <returns></returns>
public static string SHAHash(byte[] input)
{
using (var sha = SHA1.Create())
{
byte[] digest = sha.ComputeHash(input);
var bigint = new System.Numerics.BigInteger(digest.Reverse());
// if the digest is "negative", flip it using BigInteger. otherwise, supply original digest
if (bigint.Sign == -1)
{
bigint = -bigint;
return("-" + bigint.ToString("x"));
}
else
{
return(BitConverter.ToString(digest.Reverse()).Replace("-", "").ToLower().TrimStart('0'));
}
}
}
private string base26ToBase10(string stringValue)
{
// This function will convert a number that has been generated
// with functin above, and get the actual number in decimal
//
// This function requieres Mega Math to work correctly.
var allowedLetters = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
var result = new System.Numerics.BigInteger();
for (var i = 0; i <= stringValue.Length - 1; i += 1)
{
var pow = powof(26, (stringValue.Length - i - 1));
result = result + allowedLetters.IndexOf(stringValue.Substring(i, 1)) * pow;
}
return(result.ToString());
}
/// <summary>Processes the input using the slow method.</summary>
/// <param name="textList">The text list.</param>
/// <param name="counter">The counter.</param>
/// <param name="caseStats">The case stats.</param>
/// <returns></returns>
public static List <string> ProcessSlow(string[] textList, int counter, List <string> caseStats)
{
Stopwatch stopWatch = new Stopwatch();
// Splits the numbers into a string array and converts it into an integer array
string[] caseList = textList[counter].Split(' ');
int[] caseIntegers = Array.ConvertAll(caseList, s => int.Parse(s));
System.Numerics.BigInteger permutations = 1;
// SLOW METHOD...
// finds all permutations of the list of numbers using 'Permutations'
// calculates the sum of the Ray Shot Lengths for each permutation using 'RayShotsLength'
// divides this number by permutations to give the score for the list
stopWatch.Start();
int score = 0;
permutations = 0;
IList <IList <int> > perms = Permutations(caseIntegers);
foreach (List <int> perm in perms)
{
score = score + RayShotsLength(perm);
permutations = permutations + 1;
}
decimal slowAnswer = (decimal)score / (decimal)permutations;
caseStats.Add(textList[counter] + " ... Average Score: " + slowAnswer.ToString("0.00")
+ ", Permutations: " + permutations.ToString("#,###"));
counter += 2;
if (counter <= Convert.ToInt32(textList[0]) * 2)
{
ProcessSlow(textList, counter, caseStats);
}
// Returns detailed string output to client.html as txtResult
return(caseStats);
}
//static System.Numerics.BigInteger p = ECCMain.HexToBigInteger.inputHex("AADD9DB8DBE9C48B3FD4E6AE33C9FC07CB308DB3B3C9D20ED6639CCA703308717D4D9B009BC66842AECDA12AE6A380E62881FF2F2D82C68528AA6056583A48F3");
//static System.Numerics.BigInteger a = ECCMain.HexToBigInteger.inputHex("7830A3318B603B89E2327145AC234CC594CBDD8D3DF91610A83441CAEA9863BC2DED5D5AA8253AA10A2EF1C98B9AC8B57F1117A72BF2C7B9E7C1AC4D77FC94CA");
//static System.Numerics.BigInteger b = ECCMain.HexToBigInteger.inputHex("3DF91610A83441CAEA9863BC2DED5D5AA8253AA10A2EF1C98B9AC8B57F1117A72BF2C7B9E7C1AC4D77FC94CADC083E67984050B75EBAE5DD2809BD638016F723");
//static System.Numerics.BigInteger x = ECCMain.HexToBigInteger.inputHex("81AEE4BDD82ED9645A21322E9C4C6A9385ED9F70B5D916C1B43B62EEF4D0098EFF3B1F78E2D0D48D50D1687B93B97D5F7C6D5047406A5E688B352209BCB9F822");
//static System.Numerics.BigInteger y = ECCMain.HexToBigInteger.inputHex("7DDE385D566332ECC0EABFA9CF7822FDF209F70024A57B1AA000C55B881F8111B2DCDE494A5F485E5BCA4BD88A2763AED1CA2B2FA8F0540678CD1E0F3AD80892");
//static System.Numerics.BigInteger q = ECCMain.HexToBigInteger.inputHex("AADD9DB8DBE9C48B3FD4E6AE33C9FC07CB308DB3B3C9D20ED6639CCA70330870553E5C414CA92619418661197FAC10471DB1D381085DDADDB58796829CA90069");
private static void Test()
{
//var p = ECCMain.HexToBigInteger.inputHex("AADD9DB8DBE9C48B3FD4E6AE33C9FC07CB308DB3B3C9D20ED6639CCA703308717D4D9B009BC66842AECDA12AE6A380E62881FF2F2D82C68528AA6056583A48F3");
Random rm = new Random(DateTime.Now.GetHashCode());
int hash = rm.Next(0, int.MaxValue);
var privateKey = (new System.Numerics.BigInteger(rm.Next(0, int.MaxValue))) * (new System.Numerics.BigInteger(rm.Next(0, int.MaxValue))) * (new System.Numerics.BigInteger(rm.Next(0, int.MaxValue))) * (new System.Numerics.BigInteger(rm.Next(0, int.MaxValue)));
privateKey = privateKey % p;
//var A = ECCMain.HexToBigInteger.inputHex("7830A3318B603B89E2327145AC234CC594CBDD8D3DF91610A83441CAEA9863BC2DED5D5AA8253AA10A2EF1C98B9AC8B57F1117A72BF2C7B9E7C1AC4D77FC94CA");
//var B = ECCMain.HexToBigInteger.inputHex("3DF91610A83441CAEA9863BC2DED5D5AA8253AA10A2EF1C98B9AC8B57F1117A72BF2C7B9E7C1AC4D77FC94CADC083E67984050B75EBAE5DD2809BD638016F723");
BigInteger[] doubleP = new System.Numerics.BigInteger[] { x, y };
int k = 1;
bool isZero = false;
while (!isZero)
{
//Console.WriteLine($"{k},{k % 19}×G={doubleP[0]},{doubleP[1]}");
doubleP = getDoubleP(doubleP, out isZero);
k = k * 2;
if (k >= 1900000)
{
break;
}
}
BigInteger[] result = null;
BigInteger[] baseP = new System.Numerics.BigInteger[] { x, y };
Console.WriteLine("输入整数");
var xx = Console.ReadLine();
BigInteger startIndex;
if (xx == "q")
{
Console.WriteLine($"{q.ToString()}");
startIndex = q;
}
else
{
startIndex = BigInteger.Parse(xx);;
}
var r = get(startIndex);
//bool isZero = false;
for (int i = 0; i < r.Length; i++)
{
if (!r[i])
{
if (baseP == null)
{
}
else
{
if (result == null)
{
result = baseP;
}
else
{
result = pointPlus(result, baseP, out isZero);
//Console.WriteLine($"baseP{i} ={baseP[0]},{baseP[1]}");
}
// result = result == null ? baseP : pointPlus(result, baseP);
}
}
baseP = getDoubleP(baseP, out isZero);
}
if (result == null)
{
Console.WriteLine($"结果为空元");
}
else
{
Console.WriteLine($"{startIndex},{startIndex % q}×G={result[0]},{result[1]}");
}
//result = pointPlus(new BigInteger[] { 10, 6 }, new BigInteger[] { 7, 6 }, out isZero);
//Console.WriteLine($"result ={result[0]},{result[1]}");
//result = pointPlus(result, new BigInteger[] { 10, 11 }, out isZero);
//Console.WriteLine($"result ={result[0]},{result[1]}");
//result = pointPlus(result, new BigInteger[] { 13, 7 }, out isZero);
//Console.WriteLine($"result ={result[0]},{result[1]}");
//BigInteger[] itemP = new System.Numerics.BigInteger[] { x, y };
//BigInteger[] baseP = new System.Numerics.BigInteger[] { x, y };
//int kk = 1;
//bool isZero = false;
//do
//{
// Console.WriteLine($"{kk}×1={itemP[0]},{itemP[1]}");
// itemP = pointPlus(itemP, baseP, out isZero);
// kk++;
//}
//while (!isZero);
//int k = 0;
//while (!(doubleP[0] - a).IsZero)
//{
// doubleP = getDoubleP(doubleP);
// k++;
// if (k % 1000 == 0)
// Console.WriteLine($"{k}");
//}
// var privateKey
// int hash=Random
// throw new NotImplementedException();
//Console.WriteLine($"按Enter键继续");
//Console.ReadLine();
}
public static void SetBigInt(string key, BigInt value)
{
PlayerPrefs.SetString(key, value.ToString());
}
public System.Numerics.BigInteger[] Merge(Part[][] parts, int threshold)
{
Org.BouncyCastle.Math.BigInteger p1 = new Org.BouncyCastle.Math.BigInteger(p.ToString());
Console.WriteLine("p1" + p1.ToString());
int secretSize = parts[0].Length;
Console.WriteLine("secretsize" + secretSize);
System.Numerics.BigInteger[] results = new System.Numerics.BigInteger[secretSize];
string[] secret = new string[secretSize];
byte[] ba;
string str;
int count = 0;
// loop through each secret partition
for (int i = 0; i < secretSize; i++)
{
Sum = System.Numerics.BigInteger.Zero;
//doing lagrange interpolation
for (int j = 0; j < threshold; j++)
{
mult = System.Numerics.BigInteger.One;
for (int k = 0; k < threshold; k++)
{
if (j != k)
{
System.Numerics.BigInteger numerator = parts[k][i].GetX();
System.Numerics.BigInteger denominator = System.Numerics.BigInteger.Subtract(numerator, parts[j][i].GetX());
// take mod of negative number
while (System.Numerics.BigInteger.Compare(denominator, System.Numerics.BigInteger.Zero) < 0)
{
denominator = System.Numerics.BigInteger.Add(denominator, p);
}
//convert to bouncycastle biginteger to calculate modInverse
Org.BouncyCastle.Math.BigInteger denominator1 = new Org.BouncyCastle.Math.BigInteger(denominator.ToString());
Org.BouncyCastle.Math.BigInteger invDenominator1 = denominator1.ModInverse(p1);
System.Numerics.BigInteger invDenominator = System.Numerics.BigInteger.Parse(invDenominator1.ToString());
mult = System.Numerics.BigInteger.Multiply(mult, System.Numerics.BigInteger.Multiply(numerator, invDenominator));
mult = System.Numerics.BigInteger.Remainder(mult, p);
}
}
mult = System.Numerics.BigInteger.Multiply(mult, parts[j][i].GetY());
mult = System.Numerics.BigInteger.Remainder(mult, p);
Sum = System.Numerics.BigInteger.Add(Sum, mult);
Sum = System.Numerics.BigInteger.Remainder(Sum, p);
}
results[i] = Sum;
}
foreach (System.Numerics.BigInteger r in results)
{
//Console.WriteLine(r);
//System.Numerics.BigInteger.TryParse
ba = r.ToByteArray();
str = Encoding.UTF8.GetString(ba);
//Console.WriteLine(str);
secret[count++] = str;
}
str = string.Join("", secret);
str.Replace("\n", "");
return(results);
}
static private string invokeContract_NEP5_transfer(string NEP5hash, string addrTo, System.Numerics.BigInteger amount)
{
JArray inputJA = JArray.Parse(@"
[
'(str)transfer',
[
'(addr)[1]',
'(addr)[2]',
'(int)[3]'
]
]
".Replace("[1]", neoAddress.addrStr).Replace("[2]", addrTo).Replace("[3]", amount.ToString()));
return(nTX.sendSimpleInvokeTx(neoAddress, neoAddress.addrStr, NEP5hash, inputJA));
}
// 获取某个块的难度
static public double GetDiff(string hash)
{
System.Numerics.BigInteger bigint = System.Numerics.BigInteger.Parse("0" + hash, System.Globalization.NumberStyles.HexNumber);
bigint = (diff_max - bigint) * 10000000000000000 / diff_max;
return(double.Parse(bigint.ToString()) / 10000000000000000);
}
internal void ThreadPoolCallback(Object threadContext)
{
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
int threadIndex = (int)threadContext;
_output += $"Thread {threadIndex} started...{Environment.NewLine}";
FibOfN = Calculate(N);
_output += $"Thread {threadIndex} for Fibonacii(n = {N}) calculated in {stopwatch.Elapsed} with {FibOfN.ToString().Length} digits...{Environment.NewLine}";
_doneEvent.Set();
}
// Token: 0x06000B53 RID: 2899 RVA: 0x0000E9C3 File Offset: 0x0000CBC3
private static string ToStringInternal(System.Numerics.BigInteger value)
{
return(value.ToString(null, CultureInfo.InvariantCulture));
}
async void OnViewTranClicked(object sender, EventArgs e)
{
try
{
stqrcodeview.IsVisible = false;
if (sendtran.IsVisible)
{
sendtran.IsVisible = false;
tranloading.IsVisible = sendtran.IsVisible;
return;
}
Button but = (sender as Button);
var address = but.CommandParameter;
if (address != null)
{
addfrom.Text = address.ToString();
sendtran.IsVisible = true;
tranloading.IsVisible = sendtran.IsVisible;
System.Numerics.BigInteger e_gas = 0;
Uri uri = new Uri(App.ethapiurl);
HttpClient client = new HttpClient();
string json = "";
StringContent content = new StringContent("");
HttpResponseMessage response = null;
addpwd.Text = "";
addto.Text = "";
tranamount.Text = "";
traegas.Text = "";
tranprice.Text = "";
tranprice.Text = Nethereum.Web3.Web3.Convert.ToWei(50, UnitConversion.EthUnit.Gwei).ToString();
if (selcionflag.ToLower() == "eth")
{
json = "{\"jsonrpc\":\"2.0\",\"id\":\"0\",\"method\":\"eth_estimateGas\",\"params\":[{\"from\":\"" + address.ToString() + "\",\"to\":\"" + address.ToString() + "\"}]}";
content = new StringContent(json, Encoding.UTF8, "application/json");
response = client.PostAsync(uri, content).Result;
if (response.IsSuccessStatusCode)
{
string result = response.Content.ReadAsStringAsync().Result;
var resultJson = JsonConvert.DeserializeObject <dynamic>(result);
string money_hex = resultJson.result;
HexBigInteger money_bigint = new HexBigInteger(money_hex);
e_gas = money_bigint.Value + 10000;
}
}
else
{
string queryaddress = address.ToString();
string data = EthHelper.CallContractFunData("balanceOf(address)", new List <object> {
queryaddress
});
json = "{\"jsonrpc\":\"2.0\",\"id\":\"0\",\"method\":\"eth_estimateGas\",\"params\":[{\"from\":\"" + queryaddress + "\",\"to\":\"" + contractAddress + "\",\"data\":\"" + data + "\"}]}";
content = new StringContent(json, Encoding.UTF8, "application/json");
response = client.PostAsync(uri, content).Result;
if (response.IsSuccessStatusCode)
{
string result = response.Content.ReadAsStringAsync().Result;
var resultJson = JsonConvert.DeserializeObject <dynamic>(result);
string money_hex = resultJson.result;
HexBigInteger money_bigint = new HexBigInteger(money_hex);
e_gas = money_bigint.Value + 50000;
}
}
if (e_gas > 0)
{
traegas.Text = e_gas.ToString();
json = "{\"jsonrpc\":\"2.0\",\"id\":\"0\",\"method\":\"eth_gasPrice\",\"params\":[]}";
content = new StringContent(json, Encoding.UTF8, "application/json");
response = client.PostAsync(uri, content).Result;
if (response.IsSuccessStatusCode)
{
string result = response.Content.ReadAsStringAsync().Result;
var resultJson = JsonConvert.DeserializeObject <dynamic>(result);
string money_hex = resultJson.result;
HexBigInteger money_bigint = new HexBigInteger(money_hex);
decimal eprice = Math.Round(Nethereum.Util.UnitConversion.Convert.FromWei(money_bigint.Value * e_gas), 8);
egas.Text = "fee:" + eprice;// + (decimal.Parse((e_gas + 10000).ToString()) * eprice);
tranprice.Text = money_bigint.Value.ToString();
}
}
}
}
catch (Exception ex)
{
await DisplayAlert("Exception!", "Try again later " + ex.Message, "OK");
}
}
/// <summary>
/// Execute the expression.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void executeExpression_Click(object sender, RoutedEventArgs e)
{
try
{
uint variableSize = 0U;
double result = 0.0;
Dictionary <string, double> variables = new Dictionary <string, double>();
// Execute the expression.
string expression = expressionWindowText.Text;
string expressionReplace = expression;
string expressionResult = "";
// Create the math object.
Nequeo.Math.MathGenerics <bool> math = new Nequeo.Math.MathGenerics <bool>();
string[] names = null;
string[] values = null;
// Get the variables.
if (!String.IsNullOrEmpty(variableNamesText.Text) &&
!String.IsNullOrEmpty(variableValuesText.Text))
{
names = variableNamesText.Text.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
values = variableValuesText.Text.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
// For each variable.
for (int i = 0; i < names.Length; i++)
{
try
{
// Add variables.
variables.Add(names[i].Trim(), Double.Parse(values[i].Trim()));
// Replace variable with value.
//expressionReplace = expressionReplace.Replace(names[i].Trim(), "(" + values[i].Trim() + ")");
}
catch { }
}
// If multi variable.
if (variables.Count > 1)
{
variableSize = 2U;
}
else
{
variableSize = 1U;
}
}
// Select the extra operation index.
switch (customExceuteOp.SelectedIndex)
{
case 10:
// Exponential Integral Function
string[] exponential = expression.Trim().Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
double xExp = Double.Parse(exponential[0].ToString().Trim());
int nExp = Int32.Parse(exponential[1].ToString().Trim());
result = Nequeo.Science.Math.SpecialFunctions.ExponentialIntegral(xExp, nExp);
expressionResult = result.ToString();
expressionReplace = "Exponential Integral Function : \r\n" +
"x = " + xExp.ToString() + ", n = " + nExp.ToString();
break;
case 9:
// Regularized Lower Incomplete Beta Function.
// I_x(a,b) = 1/ Beta(a,b) * int(t^(a-1)*(1-t)^(b-1),t=0..x) for real a > 0, b > 0, 1 >= x >= 0.
string[] beta = expression.Trim().Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
double aBeta = Double.Parse(beta[0].ToString().Trim());
double bBeta = Double.Parse(beta[1].ToString().Trim());
double xBeta = Double.Parse(beta[2].ToString().Trim());
result = Nequeo.Science.Math.SpecialFunctions.BetaRegularized(aBeta, bBeta, xBeta);
expressionResult = result.ToString();
expressionReplace = "Regularized Lower Incomplete Beta Function : \r\n" +
"I_x(a,b) = 1/ Beta(a,b) * int(t^(a-1)*(1-t)^(b-1),t=0..x) for real a > 0, b > 0, 1 >= x >= 0\r\n" +
"a = " + aBeta.ToString() + ", b = " + bBeta.ToString() + ", x = " + xBeta.ToString();
break;
case 8:
// Binomial n choose k
string[] binomial = expression.Trim().Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
int nB = Int32.Parse(binomial[0].ToString().Trim());
int kB = Int32.Parse(binomial[1].ToString().Trim());
result = Nequeo.Science.Math.SpecialFunctions.Binomial(nB, kB);
expressionResult = result.ToString();
expressionReplace = "Binomial n choose k : \r\n" + nB.ToString() + " choose " + kB.ToString();
break;
case 7:
// Factorial n!
System.Numerics.BigInteger nF = new System.Numerics.BigInteger(Double.Parse(expression.Trim()));
System.Numerics.BigInteger bitInt = Nequeo.Science.Math.SpecialFunctions.Factorial(nF);
expressionResult = bitInt.ToString();
expressionReplace = "Factorial n! : \r\n" + nF.ToString() + "!";
break;
case 6:
// Cubic Roots a*x^3 + b*x^2 + c*x + d = 0.
Tuple <Complex, Complex, Complex> cubicRoots = Nequeo.Science.Math.FindRoots.Cubic(variables["b"], variables["c"], variables["b"], variables["a"]);
expressionResult = "Real = " + cubicRoots.Item1.Real.ToString() + ", Imaginary = " + cubicRoots.Item1.Imaginary.ToString() + "\r\n";
expressionResult += "Real = " + cubicRoots.Item2.Real.ToString() + ", Imaginary = " + cubicRoots.Item2.Imaginary.ToString() + "\r\n";
expressionResult += "Real = " + cubicRoots.Item3.Real.ToString() + ", Imaginary = " + cubicRoots.Item3.Imaginary.ToString();
expressionReplace = "Cubic Roots a*x^3 + b*x^2 + c*x + d = 0 : \r\n" + expressionReplace;
break;
case 5:
// Quadratic Roots a*x^2 + b*x + c = 0.
Tuple <Complex, Complex> quadraticRoots = Nequeo.Science.Math.FindRoots.Quadratic(variables["c"], variables["b"], variables["a"]);
expressionResult = "Real = " + quadraticRoots.Item1.Real.ToString() + ", Imaginary = " + quadraticRoots.Item1.Imaginary.ToString() + "\r\n";
expressionResult += "Real = " + quadraticRoots.Item2.Real.ToString() + ", Imaginary = " + quadraticRoots.Item2.Imaginary.ToString();
expressionReplace = "Quadratic Roots a*x^2 + b*x + c = 0 : \r\n" + expressionReplace;
break;
case 4:
// Equation Root f(x) = 0.
object[] expressionParameters = (variables.Count > 0 ? new object[variables.Count] : null);
int varIndex = 0;
// Replace the expression.
string hidedExpression = ReplaceExpressionHide(expression.Trim());
// For each variable.
foreach (KeyValuePair <string, double> item in variables)
{
// Replace the variable names.
hidedExpression = hidedExpression.Replace(item.Key, "@" + varIndex++.ToString());
// Add the variable parameter.
expressionParameters[varIndex - 1] = item.Value;
}
// Replace the expression.
string replacedExpression = ReplaceExpression(hidedExpression.Trim());
// A parameter for the lambda expression.
System.Linq.Expressions.ParameterExpression paramExpr = System.Linq.Expressions.Expression.Parameter(typeof(double), "x");
ParameterExpression[] pe = new List <ParameterExpression>()
{
paramExpr
}.ToArray();
LambdaExpression lambda = Nequeo.Linq.DynamicExpression.ParseLambda(pe, typeof(double), replacedExpression.Trim(), expressionParameters);
// Get the function.
Func <double, double> function = (Func <double, double>)lambda.Compile();
result = Nequeo.Science.Math.FindRoots.OfFunction(function, Double.Parse(aVariableEquationRoot.Text), Double.Parse(bVariableEquationRoot.Text));
expressionReplace = "Equation Root f(x) = 0 : \r\n" + expressionReplace + " = 0";
expressionResult = result.ToString();
break;
case 3:
// Linear Algebra.
// Use managed provider to solver system.
ILinearAlgebraProvider <double> provider = new ManagedLinearAlgebraProvider();
// Variable names.
names = variableNamesText.Text.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
// Get row and column lengths.
string[] aRowColumn = aColumnsRowsLinearAlgebra.Text.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
int aRow = Int32.Parse(aRowColumn[0].Trim());
int aColumn = Int32.Parse(aRowColumn[1].Trim());
int bColumn = Int32.Parse(bColumnsLinearAlgebra.Text.Trim());
// Variables.
double[] a = new double[aRow * aColumn];
double[] b = new double[aRow * bColumn];
// Get the equation.
string[] equations = expression.Split(new string[] { "\r\n" }, StringSplitOptions.RemoveEmptyEntries);
for (int eq = 0; eq < equations.Length; eq++)
{
// Current equation.
string[] eqAB = equations[eq].Split(new char[] { '=' }, StringSplitOptions.RemoveEmptyEntries);
// Assign B vector.
b[eq] = Double.Parse(eqAB[1].Trim());
// Get each variable.
string[] eqA = eqAB[0].Replace("-", "+ -").Replace("+ - ", "+ -").Split(new char[] { '+' }, StringSplitOptions.RemoveEmptyEntries);
for (int equa = 0; equa < eqA.Length; equa++)
{
// Get current value.
string currentRowColumnValue = eqA[equa];
// Replace variable names.
for (int v = 0; v < names.Length; v++)
{
// Remove variable name.
currentRowColumnValue = currentRowColumnValue.Replace(names[v].Trim(), "");
}
// Convert to double.
double aRCValue = Double.Parse(
(String.IsNullOrEmpty(currentRowColumnValue.Trim()) ? "1" :
(currentRowColumnValue.Trim() == "-" ? "-1" : currentRowColumnValue.Trim()))
);
// Assign the A matrix.
a[(eq * aRow) + equa] = aRCValue;
}
}
// Re-arrage A.
double[] ax = new double[aRow * aColumn];
for (int row = 0; row < aRow; row++)
{
for (int column = 0; column < aColumn; column++)
{
// Assign
ax[(row * aRow) + column] = a[row + (column * aColumn)];
}
}
// The result.
double[] x = new double[names.Length];
// Solver the system.
provider.SvdSolve(ax, aRow, aColumn, b, bColumn, x);
// The result.
for (int z = 0; z < x.Length; z++)
{
// Result string.
expressionResult += names[z].Trim() + " = " + x[z].ToString() + "\r\n";
}
expressionReplace = "System Linear Equation Solver : \r\n" + expressionReplace;
break;
case 2:
// Derivative.
result = math.ExpressionDerivative <double>(expression, Double.Parse(xVariableDerivative.Text), "x", variables);
expressionReplace = "Derivative at (" + xVariableDerivative.Text + ") : " + expressionReplace;
expressionResult = result.ToString();
break;
case 1:
// Integrate.
result = math.ExpressionIntegrate <double>(expression, 0.0, "x", Double.Parse(aVariableIntegrate.Text), Double.Parse(bVariableIntegrate.Text), variables);
expressionReplace = "Integral at (x) interval [" + aVariableIntegrate.Text + ", " + bVariableIntegrate.Text + "] : " + expressionReplace;
expressionResult = result.ToString();
break;
case 0:
default:
// Select the variable number.
switch (variableSize)
{
case 2U:
result = math.ExpressionMulti <double>(expression, variables);
expressionResult = result.ToString();
break;
case 1U:
result = math.Expression <double>(expression, variables.Values.First(), variables.Keys.First());
expressionResult = result.ToString();
break;
case 0U:
default:
result = math.Expression <double>(expression);
expressionResult = result.ToString();
break;
}
break;
}
// Display the result.
UI.ResultWindow resultWindow = new UI.ResultWindow(expressionResult, expressionReplace);
resultWindow.Show();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Scientific Calculator", MessageBoxButton.OK, MessageBoxImage.Error);
}
}
public override string ToString()
{
return(string.Format("{0}:{1}:{2}:{3}:{4}",
iInt64.ToString(), iDouble.ToString(), iComplex.ToString(), iBigInt.ToString(), iString));
}
