func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n, m, k, x, y;     scanf( %d%d%d , &n, &m, &k);     bool f = false;     while (k--) {       scanf( %d%d , &x, &y);       int mn = (1 << 20);       for (int i = 1; i <= n; ++i)         for (int j = 1; j <= m; ++j)           if (i == 1 || j == 1 || i == n || j == m)             mn = min(mn, abs(i - x) + abs(j - y));       if (mn <= 4) f = true;     }     if (f)       cout <<  YES  << endl;     else       cout <<  NO  << endl;   }   