#include <bits/stdc++.h>
using namespace std;
#define int long long
typedef long long ll;
typedef pair<int, int> PII;
const int L = 1000000001;
//#define p first
//#define d second

void solve(){
    int n, m; cin >> n >> m;
    int ans = 0;
    int cur = 0;
    for (int i = 1; i <= n; i++) {
        for (int j = 1; j <= m;j++){
            int x = i * 2, y = j * 2;
            if(x > n || y  > m) continue;
            ans += (n - x + 1) * (m - y + 1) * 2ll;
        }
    }
    for (int i = 1; i * 2 <= n; i++) {
        cur += n - i;
    }
    ans += cur * (m + 1);
    //cout << cur * (m + 1) << '\n';
    cur = 0;
    for (int i = 1; i * 2 <= m; i++) {
        cur += m - i;
    }
    ans += cur * (n + 1);
    // cout << cur * (n + 1) << '\n';

    cout << ans;
}

signed main(){
    ios::sync_with_stdio(false);cin.tie(0);
    int _ = 1;
//    cin >> _;
    while(_--) solve();
    return 0;
}