fork download
  1. #include <bits/stdc++.h>
  2.  
  3. using namespace std;
  4.  
  5. int main() {
  6. ios_base::sync_with_stdio(0);
  7. cin.tie(0);
  8.  
  9. int n, m;
  10. cin >> n >> m;
  11. cout << (n / 3) * (m / 3) << '\n';
  12.  
  13. return 0;
  14. }
Success #stdin #stdout 0s 5288KB
stdin
9 13
stdout
12