#include <iostream>
using namespace std;

long long countPerfectSquareSubgrids(int H, int W) {
    int minSide = min(H, W);
    long long totalCount = 0;

    for (int k = 1; k <= minSide; ++k) {
        long long countK = (H - k + 1) * (W - k + 1);
        totalCount += countK;
    }

    return totalCount;
}

int main() {
    int H, W;
    cin >> H >> W; 
    long long result = countPerfectSquareSubgrids(H, W);

    
    cout << result << endl;

    return 0;
}