func_code_string: #include <bits/stdc++.h>   using namespace std;   int X1[500010], Y1[500010], X2[500010], Y2[500010];   int main() {     int n, i;     scanf( %d , &n);     for (i = 1; i <= n; i++) scanf( %d %d %d %d , &X1[i], &Y1[i], &X2[i], &Y2[i]);     printf( YES n );     for (i = 1; i <= n; i++) {       if (X1[i] % 2 == 0) {         if (Y1[i] % 2 == 0)           printf( 1 n );         else           printf( 2 n );       } else {         if (Y1[i] % 2 == 0)           printf( 3 n );         else           printf( 4 n );       }     }     return 0;   }   