开荒

#include<iostream>
using namespace std;
int main(){
    int x=0,y=0,j=0,t=0,i;
    cin >>t>>j;
    for(i=0;i<t;i++){
        if(x*2+y*4==j)
            break;
        x++;
        y=t-x;
    }
    cout << x<<endl<<y;
}