func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n;     scanf( %d , &n);     if (n < 4)       printf( NO n );     else if (n % 2) {       printf( YES n );       printf( 1 + 5 = 6 n3 - 2 = 1 n4 * 6 = 24 n24 * 1 = 24 n );       for (int j = n; j > 6; j -= 2) {         printf( %d - %d = 1 n , j, j - 1);         printf( 24 * 1 = 24 n );       }     } else {       printf( YES n );       printf( 1 * 2 = 2 n2 * 3 = 6 n6 * 4 = 24 n );       for (int j = n; j > 5; j -= 2) {         printf( %d - %d = 1 n , j, j - 1);         printf( 24 * 1 = 24 n );       }     }     return 0;   }   