#include<bits/stdc++.h> 
using namespace std; 
int main(){ 
    int n,m,x,y,a,b; 
    cin>>n>>m; 
    a=n*2; 
    b=m-a; 
    y=b/2; 
    x=n-y; 
    cout<<x<<" "<<y; 
    return 0; 
}

quq 给个赞吧 球球了