#include<bits/stdc++.h>
using namespace std;
int k,x_p,y_p;
int prin(int a,int b,int a3,int b3){
	int ans=0;
	if(a>a3) ans+=2;
	if(b>b3) ans++;
	return ans;
}
void make_s(int a1,int b1,int a2,int b2,int x,int y){
	if(a1+1==a2&&b1+1==b2){
		switch(x-a1+y-b1){
			case 0:cout<<a2<<" "<<b2<<" "<<3<<endl;return ;
			case 2:cout<<a1<<" "<<b1<<" "<<4<<endl;return ;
		}
		if(x==a1) cout<<a2<<" "<<b1<<" "<<1<<endl;
		else cout<<a1<<" "<<b2<<" "<<2<<endl;
		return ;
	}
	int a3=(a1+a2)/2,b3=(b1+b2)/2;
	switch(prin(x,y,a3,b3)){
		case 0:cout<<a3+1<<" "<<b3+1<<" "<<3<<endl;
		       make_s(a1,b1,a3,b3,x,y);
		       make_s(a1,b3+1,a3,b2,a3,b3+1);
		       make_s(a3+1,b1,a2,b3,a3+1,b3);
		       make_s(a3+1,b3+1,a2,b2,a3+1,b3+1);
		       return ;
		case 1:cout<<a3+1<<" "<<b3<<" "<<1<<endl;
		       make_s(a1,b1,a3,b3,a3,b3);
		       make_s(a1,b3+1,a3,b2,x,y);
		       make_s(a3+1,b1,a2,b3,a3+1,b3);
		       make_s(a3+1,b3+1,a2,b2,a3+1,b3+1);
		       return ;
		case 2:cout<<a3<<" "<<b3+1<<" "<<2<<endl;
		       make_s(a1,b1,a3,b3,a3,b3);
		       make_s(a1,b3+1,a3,b2,a3,b3+1);
		       make_s(a3+1,b1,a2,b3,x,y);
		       make_s(a3+1,b3+1,a2,b2,a3+1,b3+1);
		       return ;
		case 3:cout<<a3<<" "<<b3<<" "<<4<<endl;
		       make_s(a1,b1,a3,b3,a3,b3);
		       make_s(a1,b3+1,a3,b2,a3,b3+1);
		       make_s(a3+1,b1,a2,b3,a3+1,b3);
		       make_s(a3+1,b3+1,a2,b2,x,y);
		       return ;
	}
}
int main(){
	cin>>k>>x_p>>y_p;
	k=(1<<k);
	make_s(1,1,k,k,x_p,y_p);
}