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: Wrong Answer)

import java.util.*;
 
public class Main {
 
public static void main(String[] args){
  	int count5 = 0;
  	int count7 = 0;
	Scanner sc = new Scanner(System.in);
    String[] line = sc.nextLine().split(" ");
	for(String n:line){
    	if(n.equals("5")){
        	count5++;
        }
       	if(n.equals("7")){
        	count7++;
        }
    }
  if(count5==2 && count7==1){
  	System.out.println("OK");
  }else {
	System.out.println("NG");
  }
	
}
}