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.Scanner;
public class Main{
  public static void main(String[] args){
    int a,b,c;
    String str;
    Scanner scr = new Scanner(System.in);
    a = scr.nextInt();
    b = scr.nextInt();
    c = scr.nextInt();
    if(a==7) {
    	if(b==5 && c==5) {
    		str="YES";
    	}else{
    		str="NO";
    	}
    }else if(a==5) {
    	if(b==5 && c==7) {
    		str="YES";
    	}else if(b==7 && c==5) {
    		str="YES";
    	}else {
    		str="NO";
    	}
    }else{
    	str="NO";
    }
    System.out.println(str);
  }
}