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 C++14 (GCC 5.4.1) (judge verdict: Accepted)

#include <iostream>
#include<vector>
#include<string>
#include <numeric>
#include <utility>
#include<math.h>
#include<functional>
#include<queue>
#include<sstream>
#include<stack>
#include<algorithm>

int solve(int A,int B,int C){
    if((A==5&&B==5&&C==7)||(A==5&&B==7&&C==5)||(A==7&&B==5&&C==5))std::cout<<"YES";
    else std::cout<<"NO";
    return 0;
}

int main(){
    std::cin.tie(0);
    std::ios::sync_with_stdio(false);
    int A,B,C;
    std::cin>>A>>B>>C;
    return solve(A,B,C);
}