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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. int main() {
  4. int t;
  5. cin >> t;
  6. while(t--) {
  7. long long n,m,k;
  8. cin >> n >> m >> k;
  9. long long ans = (n/k) * (m/k);
  10. cout << ans << endl;
  11. }
  12. }
Success #stdin #stdout 0s 4560KB
stdin
1
1 2 1
stdout
2