#include <bits/stdc++.h>
using namespace std;
int main() {
  int t = 1;
  while (t--) {
    long long n;
    cin >> n;
    long long a[n];
    for (int i = 0; i < n; i++) cin >> a[i];
    if (n == 1) {
      cout << "1 1" << endl;
      cout << "0" << endl;
      cout << "1 1" << endl;
      cout << 0 << endl;
      cout << "1 1" << endl;
      cout << -a[0] << endl;
    } else {
      cout << "1 1" << endl;
      cout << -a[0] << endl;
      cout << "2"
           << " " << n << endl;
      for (int i = 1; i < n; i++) {
        cout << a[i] * (n - 1) << " ";
      }
      cout << endl;
      cout << "1"
           << " " << n << endl;
      cout << "0 ";
      for (int i = 1; i < n; i++) cout << -a[i] * n << " ";
    }
  }
}
