#include <bits/stdc++.h>
using namespace std;
void solve() {
  long long int n;
  cin >> n;
  long long int a[n];
  for (int i = 0; i < n; ++i) cin >> a[i];
  if (n <= 3) {
    for (int i = 0; i < n; ++i) {
      cout << i + 1 << " " << i + 1 << '\n';
      cout << -a[i] << '\n';
    }
    for (int i = 0; i < 3 - n; ++i) {
      cout << 1 << " " << 1 << '\n';
      cout << 0 << '\n';
    }
  } else {
    cout << 1 << " " << n << '\n';
    for (int i = 0; i < n; ++i) {
      cout << n * ((n - 1) + (n - 1) - a[i] % (n - 1)) << " ";
      a[i] += n * ((n - 1) + (n - 1) - a[i] % (n - 1));
    }
    cout << "\n";
    cout << 2 << " " << n << '\n';
    for (int i = 1; i < n; ++i) {
      cout << -a[i] << " ";
    }
    cout << "\n";
    cout << 1 << " " << 1 << '\n';
    cout << -a[0] << '\n';
  }
}
int main() {
  ios::sync_with_stdio(false);
  cin.tie(NULL);
  cout.tie(NULL);
  int t = 1;
  while (t--) {
    solve();
  }
}
