func_code_string: #include <bits/stdc++.h>   using namespace std;   const long long mod = 1e9 + 7;   const long double pi = acos(-1.0);   const long double eps = 1e-9;   const int MAX_SIZE = 50;   const int dX[] = {-1, 1, 0, 0, -1, 1, -1, 1};   const int dY[] = {0, 0, -1, 1, 1, -1, -1, 1};   template <class S, class T>   ostream& operator<<(ostream& o, const pair<S, T>& a) {     o << a.first <<     << a.second;     return o;   }   template <class S, class T>   ostream& operator<<(ostream& o, const map<S, T>& a) {     for (typeof((a).begin()) it = (a).begin(); it != (a).end(); it++)       o << (*it) <<   n ;     return o;   }   template <class S>   ostream& operator<<(ostream& o, const vector<S>& a) {     for (typeof((a).begin()) it = (a).begin(); it != (a).end(); it++)       o << *it <<    ;     return o;   }   template <class S>   ostream& operator<<(ostream& o, const vector<vector<S> >& a) {     for (typeof((a).begin()) it = (a).begin(); it != (a).end(); it++) {       o << (*it) <<   n ;     }     return o;   }   template <class S>   ostream& operator<<(ostream& o, const set<S>& a) {     for (typeof((a).begin()) it = (a).begin(); it != (a).end(); it++)       o << *it <<    ;     return o;   }   const long long MAX = 30;   int cnt[MAX];   int main() {     ios_base::sync_with_stdio(false), cin.tie(0), cout.tie(0);     ;     int w, h, x, y, x1, y1;     long long ans = 0;     cin >> w >> h;     for (x = (1);          (((1) > 0) - ((1) < 0)) * x < (((1) > 0) - ((1) < 0)) * (w / 2 + 1);          x += (1)) {       for (y = (1);            (((1) > 0) - ((1) < 0)) * y < (((1) > 0) - ((1) < 0)) * (h / 2 + 1);            y += (1)) {         x1 = w - x;         y1 = h - y;         ans += (y1 - y + 1) * (x1 - x + 1);       }     }     cout << ans;     return 0;   }   