#include <bits/stdc++.h>
using namespace std;
void solve() {
  long long int n;
  cin >> n;
  vector<long long int> arr(n), brr(n);
  for (int i = 0; i < n; ++i) {
    cin >> arr[i];
    brr[i] = arr[i];
  }
  if (n == 1) {
    cout << "1 1"
         << "\n";
    if (arr[0] > 0) {
      cout << (-1) * arr[0] << "\n";
    } else {
      cout << arr[0] << "\n";
    }
    cout << "1 1"
         << "\n"
         << 0 << "\n";
    cout << "1 1"
         << "\n"
         << 0 << "\n";
    return;
  }
  cout << 1 << " " << n << "\n";
  for (int i = 0; i < n; i++) {
    if (arr[i] == 0)
      cout << "0 ";
    else if (arr[i] < 0) {
      cout << n * abs(arr[i]) << " ";
    } else {
      cout << (-1) * n * arr[i] << " ";
    }
  }
  cout << "\n";
  cout << "1 " << n - 1 << "\n";
  for (int i = 0; i < n - 1; i++) {
    if (arr[i] == 0)
      cout << "0 ";
    else {
      cout << (n - 1) * arr[i] << " ";
    }
  }
  cout << "\n";
  cout << "2 " << n << "\n";
  for (int i = 1; i < n; i++) {
    if (arr[i] == 0 || i < n - 1)
      cout << "0 ";
    else {
      cout << (n - 1) * arr[i] << " ";
    }
  }
  cout << "\n";
  return;
}
int32_t main() {
  ios::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  long long int t;
  t = 1;
  while (t--) {
    solve();
  }
  return 0;
}
