// https://www.youtube.com/watch?v=wthasN45KuY
// You said I’d fly away
// But my walls have kept me down
// Now I’m lost and I’m afraid
// And I’m close to hit the ground
// 
// You said I’d fly away
// You said I’d fly anywhere
// But I keep on Falling

#ifndef ONLINE_JUDGE
#include "templates/debug.hpp"
#else
#define debug(...)
#endif

#include <bits/stdc++.h>
using namespace std;
using i64 = int64_t;
using u64 = uint64_t;

// #define int i64
void solve() {
    int k; cin >> k;
    while (k--) {
        cout << 4 << "\n";
        cout << -2 << " " << -1 << "\n";
        cout << 1 << " " << 0 << "\n";
        cout << 2 << " " << -1 - k << "\n";
        cout << 1 << " " << 1 << "\n";
    }
}
#undef int

// Make bold hypotheses and verify carefully
int main() {
    cin.tie(nullptr);
    ios::sync_with_stdio(false);
    int t = 1;
    // cin >> t;
    while (t--) {
        solve();
    }
}