#include <bits/stdc++.h>
using namespace std;
int main(int argc, char** argv) {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  long long n;
  cin >> n;
  vector<long long> v(n, 0);
  for (int i = 0, _n = (n); i < _n; i++) cin >> v[i];
  if (n == 1) {
    cout << 1 << " " << n << '\n';
    cout << -v[0] << '\n';
    for (int i = 0, _n = (2); i < _n; i++) {
      cout << 1 << " " << n << '\n';
      cout << 0 << '\n';
    }
  }
  if (n > 1) {
    cout << 1 << " " << n - 1 << '\n';
    for (int i = 0, _n = (n - 1); i < _n; i++) {
      cout << v[i] * (n - 1) << ' ';
      v[i] += v[i] * (n - 1);
    }
    cout << '\n';
    cout << n << " " << n << '\n';
    cout << -v[n - 1] << '\n';
    v[n - 1] = 0;
    cout << 1 << " " << n << '\n';
    for (int i = 0, _n = (n); i < _n; i++) {
      cout << -v[i] << ' ';
    }
    cout << '\n';
  }
  return 0;
}
