UVa 10784 – Diagonal

Problem Link

Diagonal=side*(side-3)/2


#include<stdio.h>
#include<math.h>
int main()
{
long long int y, result;
int i=1;
double r, n;
while(scanf(“%lld”, &y)==1 && y!=0)
{
r=sqrt(8*y+9);
n=(r+3)/2.0;
result=ceil(n);
printf(“Case %d: %lld\n”, i, result);
i++;
}
return 0;
}

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About waprogramming

I am in CSE,from CUET
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