#include<bits/stdc++.h>
using namespace std;
using i64 = long long;

template<class A> string to_string(A v) {
	string res = "{";
	for (const auto &x: v) res += to_string(x) + ", ";
	return res.substr(0, res.size() - 2) + "}";
}
void debug_out() { cerr << "\n"; }
template<class H, class... T> void debug_out(H h, T... t) {
	cerr << " " << to_string(h); debug_out(t...);
}

#define debug(...) cerr << "[" << #__VA_ARGS__ << "] : "; debug_out(__VA_ARGS__)
#define Time_Start clock_t start = clock()
#define Time_End  clock_t end = clock();\
        double time_elapsed = (double)(end - start) / CLOCKS_PER_SEC;\
        cerr << "time elapsed :" << time_elapsed << "s\n"




void solve() { 
    int n, m;
    cin >> n >> m;
    i64 res=0;
    for(int i=1;i<=n+1;i++){
        for(int j=1;j<=m+1;j++){
            i64 up=i-1,down=n+1-i,r=m+1-j;
            up/=2,down/=2,r/=2;
            // cout<<up<<" "<<down<<" "<<r<<" "<<(up+down+1)*(r+1)-1<<endl;
            res+=(up+down+1)*(r+1)-1;
            res-=up;
        }
    }
    cout<<res<<'\n';
} 

signed main() {
    ios::sync_with_stdio(0), cin.tie(0);
    Time_Start;
    int T; T = 1;
    // cin >> T; 
    while (T--) solve();
    Time_End;
    return 0;
}