func_code_string: #include <bits/stdc++.h>   using namespace std;   const int maxN = 100 + 100;   int a1, a2, b1, b2;   int main() {     cin >> a1 >> a2 >> b1 >> b2;     if ((b2 >= a1 - 1 && b2 <= 2 * (a1 + 1)) ||         (b1 >= a2 - 1 && b1 <= 2 * (a2 + 1)))       cout <<  YES  << endl;     else       cout <<  NO  << endl;     return 0;   }   