#include <bits/stdc++.h>
using namespace std;
template <typename Arg1>
void __f(const char* name, Arg1&& arg1) {
  cerr << name << " : " << arg1 << std::endl;
}
template <typename Arg1, typename... Args>
void __f(const char* names, Arg1&& arg1, Args&&... args) {
  const char* comma = strchr(names + 1, ',');
  cerr.write(names, comma - names) << " : " << arg1 << " | ";
  __f(comma + 1, args...);
}
const long long MAX = INT_MAX;
const long long MOD = 1e9 + 7;
const long long sz = 1e5 + 5;
long long gcd(long long a, long long b, long long& x, long long& y) {
  if (b == 0) {
    x = 1;
    y = 0;
    return a;
  }
  long long x1, y1;
  long long d = gcd(b, a % b, x1, y1);
  x = y1;
  y = x1 - y1 * (a / b);
  return d;
}
bool find_any_solution(long long a, long long b, long long c, long long& x0,
                       long long& y0) {
  long long g = gcd(abs(a), abs(b), x0, y0);
  if (c % g) {
    return false;
  }
  x0 *= c / g;
  y0 *= c / g;
  if (a < 0) x0 = -x0;
  if (b < 0) y0 = -y0;
  return true;
}
int32_t main() {
  ios::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  ;
  long long tc = 1;
  while (tc--) {
    long long n;
    cin >> n;
    vector<long long> v(n + 1);
    for (long long i = 1; i < n + 1; ++i) cin >> v[i];
    if (n <= 3) {
      for (long long i = 1; i < n + 1; ++i) {
        cout << i << " " << i << "\n";
        cout << -v[i] << "\n";
      }
      if (n == 1) {
        cout << "1 1"
             << "\n";
        cout << "0"
             << "\n";
        cout << "1 1"
             << "\n";
        cout << "0"
             << "\n";
      }
      if (n == 2) {
        cout << "1 2"
             << "\n";
        cout << "0 0"
             << "\n";
      }
      return 0;
    }
    cout << "1 1"
         << "\n";
    cout << -v[1] << "\n";
    cout << "2 " << n << "\n";
    vector<long long> other;
    for (long long i = 2; i < n + 1; ++i) {
      long long x1, x2;
      find_any_solution(n - 1, n, -v[i], x1, x2);
      cout << (n - 1) * x1 << " ";
      other.push_back(x2 * n);
    }
    cout << "\n";
    cout << "1 " << n << "\n";
    cout << "0 ";
    for (auto el : other) cout << el << " ";
    cout << "\n";
  }
}
