public static HugeInteger operator /(HugeInteger firstInteger, HugeInteger secondInteger)
{
if (secondInteger.ToString() == "0")
{
return(null);
}
HugeInteger quotient = new HugeInteger("0");
HugeInteger firstIntegerTemp = new HugeInteger(firstInteger);
HugeInteger secondIntegerTemp = new HugeInteger(secondInteger);
firstIntegerTemp.NumberSign = '+';
secondIntegerTemp.NumberSign = '+';
HugeInteger difference = new HugeInteger(firstIntegerTemp);
HugeInteger zero = new HugeInteger("0");
bool condition = difference >= secondIntegerTemp;
while (condition == true)
{
quotient += new HugeInteger("1");
difference -= secondIntegerTemp;
condition = (difference - secondIntegerTemp) >= zero;
}
if (firstInteger.NumberSign != secondInteger.NumberSign && quotient != new HugeInteger("0"))
{
quotient.NumberSign = '-';
}
return(quotient);
}
public static HugeInteger operator %(HugeInteger firstInteger, HugeInteger secondInteger)
{
HugeInteger quotient = firstInteger / secondInteger;
HugeInteger remainder = firstInteger - (secondInteger * quotient);
return(remainder);
}
public static HugeInteger operator *(HugeInteger firstInteger, HugeInteger secondInteger)
{
if (firstInteger.IsZero() || secondInteger.IsZero())
{
return(new HugeInteger("0"));
}
HugeInteger firstIntegerTemp = new HugeInteger(firstInteger);
HugeInteger secondIntegerTemp = new HugeInteger(secondInteger);
firstIntegerTemp.NumberSign = '+';
secondIntegerTemp.NumberSign = '+';
if (firstIntegerTemp < secondInteger)
{
return(secondInteger * firstInteger);
}
HugeInteger resultProduct = new HugeInteger("0");
int zeros = 0;
for (int shortRow = secondInteger.HugeIntegerArray.Length - 1; shortRow >= 0; shortRow--)
{
int product = 0;
int carry = 0;
string productString = "";
for (int i = 0; i < zeros; i++)
{
productString += "0";
}
for (int longRow = firstInteger.HugeIntegerArray.Length - 1; longRow >= 0; longRow--)
{
product = secondInteger.HugeIntegerArray[shortRow] * firstInteger.HugeIntegerArray[longRow] + carry;
if (longRow == 0)
{
productString = productString.Insert(0, product.ToString());
break;
}
if (product >= 10)
{
carry = product / 10;
product %= 10;
}
else
{
carry = 0;
}
productString = productString.Insert(0, product.ToString());
}
resultProduct += new HugeInteger(productString);
zeros++;
}
if (firstInteger.NumberSign != secondInteger.NumberSign)
{
resultProduct.NumberSign = '-';
}
return(resultProduct);
}
public static HugeInteger operator -(HugeInteger firstInteger, HugeInteger secondInteger)
{
if (firstInteger.NumberSign == '+' && secondInteger.NumberSign == '+')
{
if (firstInteger >= secondInteger)
{
string differenceString = "";
int smallLength = Math.Min(firstInteger.HugeIntegerArray.GetLength(0), secondInteger.HugeIntegerArray.GetLength(0));
int longLength = Math.Max(firstInteger.HugeIntegerArray.GetLength(0), secondInteger.HugeIntegerArray.GetLength(0));
int borrow = 0;
for (int counter = 1; counter <= smallLength; counter++)
{
int difference = firstInteger.HugeIntegerArray[firstInteger.HugeIntegerArray.GetLength(0) - counter] - secondInteger.HugeIntegerArray[secondInteger.HugeIntegerArray.GetLength(0) - counter] - borrow;
if (difference < 0)
{
difference += 10;
borrow = 1;
}
else
{
borrow = 0;
}
differenceString = differenceString.Insert(0, "" + difference);
}
for (int counter = smallLength + 1; counter <= longLength; counter++)
{
int subtractionColumn;
try
{
subtractionColumn = firstInteger.HugeIntegerArray[firstInteger.HugeIntegerArray.GetLength(0) - counter] - borrow;
}
catch
{
subtractionColumn = secondInteger.HugeIntegerArray[secondInteger.HugeIntegerArray.GetLength(0) - counter] - borrow;
}
if (subtractionColumn < 0)
{
subtractionColumn += 10;
borrow = 1;
}
else
{
borrow = 0;
}
differenceString = differenceString.Insert(0, "" + subtractionColumn);
}
return(new HugeInteger(differenceString));
}
else
{
HugeInteger difference = secondInteger - firstInteger;
difference.NumberSign = '-';
return(difference);
}
}
else if (firstInteger.NumberSign == '+' && secondInteger.NumberSign == '-')
{
HugeInteger temp = new HugeInteger(secondInteger);
temp.NumberSign = '+';
return(new HugeInteger(firstInteger + temp));
}
else if (firstInteger.NumberSign == '-' && secondInteger.NumberSign == '+')
{
HugeInteger temp = new HugeInteger(firstInteger);
temp.NumberSign = '-';
return(new HugeInteger(secondInteger + temp));
}
else
{
HugeInteger firstIntegerTemp = new HugeInteger(firstInteger);
HugeInteger secondIntegerTemp = new HugeInteger(secondInteger);
firstIntegerTemp.NumberSign = '+';
secondIntegerTemp.NumberSign = '+';
HugeInteger difference = secondIntegerTemp - firstIntegerTemp;
return(new HugeInteger(difference));
}
}
public HugeInteger(HugeInteger calculatedNumber)
{
HugeIntegerArray = calculatedNumber.HugeIntegerArray;
NumberSign = calculatedNumber.NumberSign;
}
public static HugeInteger operator +(HugeInteger firstInteger, HugeInteger secondInteger)
{
if (firstInteger.NumberSign == '+' && secondInteger.NumberSign == '+')
{
string sumString = "";
int smallLength = Math.Min(firstInteger.HugeIntegerArray.GetLength(0), secondInteger.HugeIntegerArray.GetLength(0));
int longLength = Math.Max(firstInteger.HugeIntegerArray.GetLength(0), secondInteger.HugeIntegerArray.GetLength(0));
int carry = 0;
for (int counter = 1; counter <= smallLength; counter++)
{
int sum = firstInteger.HugeIntegerArray[firstInteger.HugeIntegerArray.GetLength(0) - counter] + secondInteger.HugeIntegerArray[secondInteger.HugeIntegerArray.GetLength(0) - counter] + carry;
if (firstInteger.HugeIntegerArray.GetLength(0) == secondInteger.HugeIntegerArray.GetLength(0) && counter == smallLength)
{
sumString = sumString.Insert(0, "" + sum);
break;
}
else
{
sumString = sumString.Insert(0, "" + sum % 10);
}
if (sum >= 10)
{
carry = 1;
}
else
{
carry = 0;
}
}
for (int counter = smallLength + 1; counter <= longLength; counter++)
{
int additionColumn;
try
{
additionColumn = firstInteger.HugeIntegerArray[firstInteger.HugeIntegerArray.GetLength(0) - counter] + carry;
}
catch
{
additionColumn = secondInteger.HugeIntegerArray[secondInteger.HugeIntegerArray.GetLength(0) - counter] + carry;
}
sumString = sumString.Insert(0, "" + additionColumn % 10);
if (additionColumn >= 10)
{
carry = 1;
if (counter == longLength)
{
sumString = sumString.Insert(0, "" + carry);
}
}
else
{
carry = 0;
}
}
return(new HugeInteger(sumString));
}
else if (firstInteger.NumberSign == '+' && secondInteger.NumberSign == '-')
{
HugeInteger temp = new HugeInteger(secondInteger);
temp.NumberSign = '+';
return(firstInteger - temp);
}
else if (firstInteger.NumberSign == '-' && secondInteger.NumberSign == '+')
{
HugeInteger temp = new HugeInteger(firstInteger);
temp.NumberSign = '+';
return(secondInteger - temp);
}
else
{
HugeInteger firstIntegerTemp = new HugeInteger(firstInteger);
HugeInteger secondIntegerTemp = new HugeInteger(secondInteger);
firstIntegerTemp.NumberSign = '+';
secondIntegerTemp.NumberSign = '+';
HugeInteger sum = firstIntegerTemp + secondIntegerTemp;
sum.NumberSign = '-';
return(sum);
}
}
static void Main(string[] args)
{
bool agreeToInputAgain = true;
do
{
HugeInteger firstInteger = Input();
HugeInteger secondInteger = Input();
Console.WriteLine();
Console.WriteLine($"The value of the first integer: {firstInteger.ToString(), 4}");
Console.WriteLine($"The value of the second integer: {secondInteger.ToString(), 4}");
Console.WriteLine();
Console.WriteLine($"The value of the first integer input is zero: {firstInteger.IsZero(), 4}");
Console.WriteLine($"The value of the second integer input is zero: {secondInteger.IsZero(), 4}");
Console.WriteLine();
Console.WriteLine($"The sum of the first integer and the second integer: {firstInteger + secondInteger, 4}");
Console.WriteLine($"The difference of the first integer and the second integer: {firstInteger - secondInteger, 4}");
Console.WriteLine($"The product of the first integer and the second integer: {firstInteger * secondInteger, 4}");
Console.WriteLine($"The quotient of the first integer and the second integer: {firstInteger / secondInteger, 4}");
Console.WriteLine($"The remainder of the first integer and the second integer: {firstInteger % secondInteger,4}");
Console.WriteLine();
Console.WriteLine($"The sum of the second integer and the first integer: {secondInteger + firstInteger, 4}");
Console.WriteLine($"The difference of the second integer and the first integer: {secondInteger - firstInteger, 4}");
Console.WriteLine($"The product of the second integer and the first integer: {secondInteger * firstInteger, 4}");
Console.WriteLine($"The quotient of the second integer and the first integer: {secondInteger / firstInteger, 4}");
Console.WriteLine($"The remainder of the first integer and the second integer: {firstInteger % secondInteger,4}");
Console.WriteLine();
Console.WriteLine($"The first integer is equal to the second integer: {firstInteger == secondInteger,4}");
Console.WriteLine($"The first integer is not equal to the second integer: {firstInteger != secondInteger,4}");
Console.WriteLine($"The first integer is greater than the second integer: {firstInteger > secondInteger,4}");
Console.WriteLine($"The first integer is less than the second integer: {firstInteger < secondInteger,4}");
Console.WriteLine($"The first integer is greater than or equal to the second integer: {firstInteger >= secondInteger,4}");
Console.WriteLine($"The first integer is less than or equal to the second integer: {firstInteger <= secondInteger,4}");
Console.WriteLine();
Console.WriteLine($"The second integer is equal to the first integer: {secondInteger == firstInteger,4}");
Console.WriteLine($"The second integer is not equal to the first integer: {secondInteger != firstInteger,4}");
Console.WriteLine($"The second integer is greater than the first integer: {secondInteger > firstInteger,4}");
Console.WriteLine($"The second integer is less than the first integer: {secondInteger < firstInteger,4}");
Console.WriteLine($"The second integer is greater than or equal to the first integer: {secondInteger >= firstInteger,4}");
Console.WriteLine($"The second integer is less than or equal to the first integer: {secondInteger <= firstInteger,4}");
Console.WriteLine();
Console.Write($"Would you like to input values again? Yes(YES) or End(END). ");
string decision = Console.ReadLine();
Console.WriteLine();
if (decision == "YES")
{
agreeToInputAgain = true;
Console.WriteLine();
}
else if (decision == "END")
{
agreeToInputAgain = false;
Console.WriteLine();
}
}while (agreeToInputAgain == true);
}