func_code_string: #include <bits/stdc++.h>   using namespace std;   int n;   void even() {     puts( YES );     printf( %d * %d = %d n , 1, 2, 2);     printf( %d * %d = %d n , 2, 3, 6);     printf( %d * %d = %d n , 6, 4, 24);     for (int i = 5; i + 1 <= n; i += 2) {       printf( %d - %d = 1 n , i + 1, i);       printf( 1 * 24 = 24 n );     }   }   void odd() {     puts( YES );     printf( 5 - 1 = 4 n );     printf( 4 - 2 = 2 n );     printf( 4 * 2 = 8 n );     printf( 8 * 3 = 24 n );     for (int i = 6; i + 1 <= n; i += 2) {       printf( %d - %d = 1 n , i + 1, i);       printf( 1 * 24 = 24 n );     }   }   int main() {     cin >> n;     if (n < 4) {       puts( NO );       return 0;     }     if (n % 2 == 0)       even();     else       odd();     return 0;   }   