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 PHP (7.4.4) (judge verdict: Accepted)

<?php
  list($a, $b, $c) = explode(" ", trim(fgets(STDIN)));

  if($a == '7' && $b == '5' && $c == '5'){
    echo "YES";
  }else if($a == '5' && $b == '7' && $c == '5'){
    echo "YES";
  }else if($a == '5' && $b == '5' && $c == '7'){
    echo "YES";
  }else{
    echo "NO";
  }