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: Runtime Error)

package app;
import java.util.*;
public class Main {
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner(System.in);
        int[] a = new int[3];
        int five = 0;
        int seven = 0;

        for(int i = 0; i < a.length; i++){
            // System.out.println(i + "文字目を入力してください");
            a[i] = sc.nextInt();
        }
        for(int i = 0; i < a.length; i++){
            if(a[i] == 5){
                five++;
            } else if(a[i] == 7){
                seven++;
            }
        }
        if(five == 2 && seven == 1){
            System.out.println("YES");
        }else{
            System.out.println("NO");
        }
    }
}