func_code_string: #include <bits/stdc++.h>   using namespace std;   const int maxp = 22;   const long double EPS = 1e-18;   const long long INF = 1e18;   const int MOD = 1e9 + 7;   const int N = 2e5 + 1;   void yesno(bool a) {     if (a) {       cout <<  YES  <<   n ;     } else {       cout <<  NO  <<   n ;     }   }   long long power(long long x, long long n, long long m) {     if (n == 0) return 1;     long long u = power(x, n / 2, m);     u = (u * u) % m;     if (n % 2) u = (u * x) % m;     return u;   }   int main() {     ios_base::sync_with_stdio(0);     cin.tie(0);     cout.tie(0);     ;     int n;     cin >> n;     long long i, arr[n];     for (i = 0; i < n; i++) cin >> arr[i];     if (n == 1) {       cout << 1 <<     << 1 <<   n ;       cout << -arr[0] <<   n ;       cout << 1 <<     << 1 <<   n ;       cout << 0 <<   n ;       cout << 1 <<     << 1 <<   n ;       cout << 0 <<   n ;       return 0;     }     cout << 1 <<     << n - 1 <<   n ;     for (i = 0; i < n - 1; i++) {       long long num = arr[i] % n;       cout << num * (n - 1) <<    ;       arr[i] += num * (n - 1);     }     cout <<   n ;     cout << n <<     << n <<   n ;     long long num = arr[n - 1] % n;     cout << (n - num) <<   n ;     arr[n - 1] += n - num;     cout << 1 <<     << n <<   n ;     for (i = 0; i < n; i++) cout << -arr[i] <<    ;     cout <<   n ;   }   