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