static void Main()
{
//Write a method that adds two positive integer numbers represented as arrays of digits (each array element arr[i] contains a digit;
//the last digit is kept in arr[0]). Each of the numbers that will be added could have up to 10 000 digits.
char[] numAarr = "321".ToCharArray();
char[] numBarr = "0168".ToCharArray();
BigInts instance = new BigInts();
char[] sum = instance.AddTwoNumbers(numAarr, numBarr);
string suma = string.Join("", sum);
Console.WriteLine(sum);
}
public void Task8Test()
{
BigInts instance = new BigInts();
char[] numA = ("4234345345").ToCharArray();
char[] numB = ("3489734968").ToCharArray();
string suma = string.Join("", instance.AddTwoNumbers(numA, numB));
Assert.AreEqual("7724080313",suma);
numA = ("3").ToCharArray();
numB = ("11").ToCharArray();
suma = string.Join("", string.Join("", instance.AddTwoNumbers(numA, numB)));
Assert.AreEqual("14", suma);
numA = ("0").ToCharArray();
numB = ("1").ToCharArray();
suma = string.Join("", string.Join("", instance.AddTwoNumbers(numA, numB)));
Assert.AreEqual("1", suma);
numA = ("99").ToCharArray();
numB = ("1").ToCharArray();
suma = string.Join("", string.Join("", instance.AddTwoNumbers(numA, numB)));
Assert.AreEqual("100", suma);
numA = ("1").ToCharArray();
numB = ("99").ToCharArray();
suma = string.Join("", string.Join("", instance.AddTwoNumbers(numA, numB)));
Assert.AreEqual("100", suma);
}
static char[] MultTwoNumbers(char[] numA, char[] numB)
{
if (numA.Length > numB.Length)
{
char[] temp = numA;
numA = numB;
numB = temp;
}
List<char[]> addends = new List<char[]>();
int lengthA = numA.Length;
int zeros = 0;
char[] addend = new char[0];
char[] totalSum = new char[0];
BigInts instance = new BigInts();
Array.Reverse(numA);
Array.Reverse(numB);
for (int i = 0; i < lengthA; i++)
{
addend = CreateAddend(numA[i],numB,zeros);
zeros++;
addends.Add(addend);
}
for (int i = 0; i < addends.Count; i++)
{
Array.Reverse(addends[i]);
totalSum = instance.AddTwoNumbers(totalSum, addends[i]);
}
return totalSum;
}