func_code_string: #include <bits/stdc++.h>   using namespace std;   signed main() {     ios_base::sync_with_stdio(0);     cin.tie(0);     int n, m, k;     cin >> n >> m >> k;     int best = 1e9;     for (int i = 0; i < k; i++) {       int x, y;       cin >> x >> y;       best = min(best, x - 1);       best = min(best, n - x);       best = min(best, y - 1);       best = min(best, m - y);     }     if (best > 4)       cout <<  NO n ;     else       cout <<  YES n ;   }   