Submission #1115130

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Source Code Expand

import java.util.Scanner;
public class Main {
	public static void main(String[] args){
		Scanner as = new Scanner(System.in);
		long n = as.nextLong();
		long m = as.nextLong();
		long l = 0;
		if(m>=2*n){
			l+=n;
			m-=2*n;
			l+=m/4;
		}else{
			l+=m/2;
		}
		System.out.println(l);
	}
}

Submission Info

Judge Result