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Copy pathProgram.cs
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58 lines (51 loc) · 1.61 KB
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace AddOneToNumberArray
{
class Program
{
static void Main(string[] args)
{
// int[] array = new int[] {0,9,9,9};
// int[] array = new int[] { 1, 2, 9 };
int[] array = new int[] { 1, 2,4 };
int carry = 1;
AddOneToArray(array, carry);
}
private static void AddOneToArray(int[] A, int carry) // this doesnt add new element in an array
{
if (A.Length == 0)
return;
bool CarryOver = false;
int val = 0;
for (int i= A.Length-1; i >=0; i--)
{
if (!CarryOver)
val = A[i] + carry;
if (val >= 10)
{
A[i] = 0; // right most digit if added more than one
CarryOver = true;
if (i > 0)
val = A[i - 1] + carry; //purpose of this is when it iterate next time, it will check value with carry is greater than 10 or not
else
A[i] = A[i] + carry;
}
else
{
A[i] = val;
break;
}
}
//Print the array
Console.Write("Output: ");
foreach (int digit in A)
{
Console.Write(digit);
}
}
}
}