Getting WA. Plz Help. I hav
used the standard formula.
[code]
#include<stdio.h>
#include<math.h>
int main()
{
int t;
long long tot,n;
scanf("%d",&t);
while(t--)
{
scanf("%lld",&n);
tot=(long long)floor((n*(n+2)*(2*n+1))/8);
printf("%lld\n",tot);
}
return 0;
}