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.*;
 
public class Main {
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    int n1 = sc.nextInt();
    int n2 = sc.nextInt();
    int n3 = sc.nextInt();
    
    int[] array = {n1,n2,n3};
    int matchCount1 = 0;
    int matchCount2 = 0;
    for(int val : array){
      if(val == 5){
        matchCount1++;
      }else if(val == 7){
        matchCount2++;
      }
    }
    
    if(matchCount1 == 2 && matchCount2 == 1){
      System.out.println("YES");
    } else{
      System.out.println("NO");
    }
  }
}