何为问题0pts

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

int mp[1050][1050];
void F(LL l,LL x1,LL y1,LL nx,LL ny){
    if(l == 1){
        return;
    }
    l = l >> 1;
    if(nx-x1 < l){
        if(ny-y1 < l){
            cout << x1+l << " " << y1+l << " " << 1 << endl;
            F(l,x1,y1,nx,ny);//自己 
            F(l,x1,y1+l,x1+l-1,y1+l);//右上 
            F(l,x1+l,y1,x1+l,y1+l-1);//左下 
            F(l,x1+l,y1+l,y1+l,y1+l);//右下 
        }//左上 
        else{
            cout << x1+l << " " << y1+(l>>1)-1 << " " << 2 << endl;
            F(l,x1,y1,x1+l-1,y1+l-1);//左上 
            F(l,x1,y1+l,nx,ny); //自己 
            F(l,x1+l,y1,x1+l,y1+l-1);//左下 
            F(l,x1+l,y1+l,y1+l,y1+l);//右下 
        }//右上 
    }
    else{
        if(ny-y1 < l){
            cout << x1+l-1 << " " << y1+l << " " << 3 << endl;
            F(l,x1,y1,x1+l-1,y1+l-1); //左上 
            F(l,x1,y1+l,x1+l-1,y1+l);//右上 
            F(l,x1+l,y1,nx,ny);//自己 
            F(l,x1+l,y1+l,y1+l,y1+l);//右下 
        }//左下 
        else{
            cout << x1+l-1 << " " << y1+l-1 << " " << 4 << endl;
            F(l,x1,y1,x1+l-1,y1+l-1); //左上 
            F(l,x1,y1+l,x1+l-1,y1+l);//右上 
            F(l,x1+l,y1,x1+l,y1+l-1);//左下 
            F(l,x1+l,y1+l,nx,ny); //自己 
        }//右下 
    }
}
int main(){

    LL x,y,k,l;
    cin >> k >> x >> y;
    l=1<<k;
    F(l,1,1,x,y); //l->px,py;(i,j),(x,y)->一个正方形左上右下横纵坐标范围;nx,ny->特殊点位置 

    return 0;
}
//F(k,x1,y1,(x1+(1<<k))-1,(y1+(1<<k))-1,(x1+(1<<k))-1,(y1+(1<<k))-1);//左上 
//F(k,x1,y1+1<<k,(x1+(1<<k))-1,y2,(x1+(1<<k))-1,y1+(1<<k));//右上
//F(k,x1+(1<<k),y1,x2,(y1+(1<<k))-1,x1+(1<<k),(y1+(1<<k))-1);//左下 
//F(k,x1+(1<<k),y1+(1<<k),x2,y2,x1+(1<<k),y1+(1<<k));//右下