1017 A Mathematical Curiosity

#include<iostream>
using namespace std;

int main()
{
int N;
while (cin >>N)
{
int n, m,sum,num=1;
while (N!=0&&cin >> n >> m)
{
sum = 0;
if (n == m&&n == 0)
{
--N;
cout << endl;
num = 1;
continue;
}
for (int a = 1;a<n;++a)
for (int b = a + 1; b < n; ++b)
{
if ((a*a + b*b + m) % (a*b) == 0)
++sum;
}
cout << "Case"<< ' '<<num<<": " << sum << endl;
++num;
}
break;
}
return 0;
}