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task0.cs
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task0.cs
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/*
----------------------------------------------------------------
https://www.codewars.com/kata/55f2b110f61eb01779000053/train/csharp
----------------------------------------------------------------
*/
using System;
public class Sum
{
public int GetSum(int a, int b)
{
int sum = 0;
int c;
if (b < a) { c = a; a = b; b = c; }
if (a == b) return a;
if(a < 0)
{
if(b < 0) for (int i = 0; i < Math.Abs(a) + Math.Abs(b); i++) { sum += a + i; }
else for (int i = 0; i <= Math.Abs(a) + Math.Abs(b); i++) { sum += a + i; }
}
else for (int i = 0; i <= Math.Abs(b) - Math.Abs(a); i++) { sum += a + i; }
return sum;
}
}