#include <bits/stdc++.h>
using namespace std;

int main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    int H, W;
    cin >> H >> W;
    int max_side = min(H, W);
    long long total_squares = 0;
    for (int k = 1; k <= max_side; ++k) {
        long long possible_rows = H - k + 1;
        long long possible_cols = W - k + 1;
        total_squares += possible_rows * possible_cols;
    }
    
    cout << total_squares << endl;
    return 0;
}