链接：
http://acm.hdu.edu.cn/showproblem.php?pid=1017
//水题，但是要注意格式
#include <iostream>
using namespace std;
int main()
{
int t, n, m, sum, icase;
int i, j;
cin >> t;
while (t--) {
icase = 0;
while(cin >> n >> m && (m+n)) {
sum = 0;
icase ++;
for (i = 1; i < n-1; i++)
for (j = i+1; j < n; j++) {
if ((i*i+j*j+m)*1.0/(i*j)-(i*i+j*j+m)/(i*j) == 0)
sum ++;
}
cout << "Case " << icase <<": " << sum << endl;
}
if (t>=1) cout << endl;
}
return 0;
}