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 Java (OpenJDK 11.0.6) (judge verdict: Wrong Answer)

import java.util.Scanner;

class Main{
	public static void main(String[] args){
    	
      Scanner sc = new Scanner(System.in);
      boolean isOk = false ;
      int a = sc.nextInt();
      int b = sc.nextInt();
      int c = sc.nextInt();
      
      if(a==5){
      	if(b==7){
        	if(c==5){
            	isOk = true;
            }
        } else if (b==5){
        	if(c==7){
            	isOk = true;
            }
        }
        
      } else if (a==7){
      		if(b==5){
            	if(c==5){
                	isOk = true;
                }
            }
      }
    
      System.out.println( isOk );
    }

}