#include <bits/stdc++.h>
using namespace std;

int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);

    int N; cin >> N;
    if(N != 3) assert(false);
    cout << 5 << endl;
    cout << "1 3 25" << endl;
    cout << "2 3 36" << endl;
    cout << "1 2 1" << endl;
    cout << "1 2 3" << endl;
    cout << "1 2 5" << endl;
    cout << "3 3 4 5" << endl;
    cout << "1 1" << endl;
    cout << "1 2" << endl;
}