Submission #1115359

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Source Code Expand

#include <iostream>
using namespace std;
int main()
{
    long long int n,m,cnt=0;
    cin>>n>>m;
    if(n*2<=m)
    {
        cnt+=n;
        m-=(n*2);
        n=0;
    }
    else
    {
        cnt+=(m/2);
        cout<<cnt<<endl;
        return 0;
    }
    if(m>=4)
    {
        cnt+=(m/4);
        cout<<cnt<<endl;
        return 0;
    }
    cout<<"0"<<endl;
    return 0;
}

Submission Info

Judge Result