Problem:
Score : 100 points

Problem Statement

Iroha loves Haiku. Haiku is a short form of Japanese poetry. A Haiku consists of three phrases with 5, 7 and 5 syllables, in this order.

To create a Haiku, Iroha has come up with three different phrases. These phrases have A, B and C syllables, respectively. Determine whether she can construct a Haiku by using each of the phrases once, in some order.

Constraints

1≦A,B,C≦10

Input

The input is given from Standard Input in the following format:

A B C

Output

If it is possible to construct a Haiku by using each of the phrases once, print YES (case-sensitive). Otherwise, print NO.

Sample Input 1

5 5 7

Sample Output 1

YES

Using three phrases of length 5, 5 and 7, it is possible to construct a Haiku.

Sample Input 2

7 7 5

Sample Output 2

NO

Solution in Java8 (OpenJDK 1.8.0) (judge verdict: Accepted)

import java.util.ArrayList;
import java.util.Arrays;
import java.util.PriorityQueue;
import java.util.Scanner;

public class Main {
	Scanner sc = new Scanner(System.in);
	public static void main(String[] args){
		new Main();
	}
	public Main(){
		new A().doIt();
//		new B().doIt();
//		new C().doIt();
//		new D().doIt();
	}
	class A{
		void doIt(){
			int A[] = new int[3];
			for(int i = 0;i < 3;i++)A[i] = Integer.parseInt(sc.next());
			int five = 0;
			int seven = 0;
			for(int i = 0;i < 3;i++) {
				if(A[i] == 5)five++;
				else if(A[i] == 7)seven++;
			}
			if(five == 2 && seven == 1)System.out.print("YES");
			else System.out.println("NO");
		}
	}class B{
		void doIt(){
			
		}
	}
	class C{
		void doIt(){
			
		}
	}
	class D{
		void doIt(){
			
		}
	}
}