HDU 1017 A Mathematical Curiosity

#include<stdio.h>

int main() {

int N;
scanf("%d", &N);
int tmp = N;
while(N--) {
if(N != tmp-1)
printf("\n");
int kase = 1;
int n, m, cnt;
while(~scanf("%d%d", &n, &m)) {
if(n + m == 0) break;
cnt = 0;
for(int i = 2; i < n; i++) {
for(int j = 1; j < i; j++) {
if((i*i + j*j + m) % (i*j) == 0)
cnt++;
}
}
printf("Case %d: %d\n", kase++, cnt);
}
}
return 0;
}