#include<bits/stdc++.h>
#define ll long long
#define yes cout << "YES" << endl
#define no cout << "NO" << endl
#define testing cout << "testing ";
#define mod 1000000007
#define optimize() ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
using namespace std;

void do_the_honour() {
    ll H, W;
    cin >> H >> W;

    if (H > W) swap(H, W);

    ll total_subgrids = 0;

    for (ll k = 1; k <= H; ++k) {
        total_subgrids += (H - k + 1) * (W - k + 1);
    }

    cout << total_subgrids << endl;
}

int main() {
    optimize();
    int t = 1;
    //cin >> t;
    for(int z = 1; z <= t; z++) {
        do_the_honour();
    }
    return 0;
}