#include <bits/stdc++.h>
#define rep(i,n) for(int i=(0);i<(n);i++)

using namespace std;

typedef long long ll;

int main(){
	cin.tie(0);
	ios::sync_with_stdio(false);
	
	int n;
	cin >> n;

	int h = (n+1)/2;
	int k = n % 2 == 0 ? 2 : 1;

	cout << k << " " << h << endl;
	if(n % 2 == 0) h++;

	while(true){
		int t;
		cin >> t;
		if(t == 0) exit(0);
		
		int l, y;
		cin >> l >> y;

		cout << l << " " << (y > h ? y - h : y + h) << endl;
	}
}