Submission #1115330

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Source Code Expand

//package com.regular.arc069;


import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        long N = sc.nextLong();
        long M = sc.nextLong ();

        long ans = 0;
        if(N>=2*M){
            ans = N;
        }
        else{
            ans = N + (M-2*N)/4;
        }

        System.out.println(ans);


        sc.close();

    }

}

Submission Info

Judge Result