func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     ios_base::sync_with_stdio(false);     cin.tie(NULL);     cout.tie(NULL);     long long int n, a = INT_MIN, b = INT_MIN;     cin >> n;     vector<long long int> v(n);     for (long long int i = 0; i < n; i++) {       cin >> v[i];     }     if (n == 1) {       for (int i = 0; i < 3; i++) {         cout << 1 <<     << 1 <<   n ;         cout << (-1) * v[0] <<   n ;         v[0] = 0;       }       return 0;     }     cout << 1 <<     << n - 1 <<   n ;     for (int i = 0; i < n - 1; i++) {       if (v[i] < 0) {         int a = v[i] % (n - 1);         cout << (abs(v[i]) + a * (n)) <<    ;         v[i] = (a * (n));         continue;       }       cout << v[i] * (n - 1) <<    ;       v[i] = v[i] * (n);     }     cout <<   n ;     cout << n <<     << n <<   n ;     cout << (-1) * v[n - 1] <<   n ;     v[n - 1] = 0;     cout << 1 <<     << n <<   n ;     for (int i = 0; i < n; i++) {       cout << (-1) * v[i] <<    ;     }     return 0;   }   