func_code_string: #include <bits/stdc++.h>   using namespace std;   int n, x1, x2, x3, x4;   int main() {     cin >> n;     cout <<  YES  << endl;     for (int i = 0; i < n; i++) {       cin >> x1 >> x2 >> x3 >> x4;       x1 = abs(x1) % 2;       x2 = abs(x2) % 2;       cout << x1 * 2 + x2 + 1 << endl;     }   }   