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 Python (3.8.2) (judge verdict: Wrong Answer)

a,b,c=map(int,input().split())

N5=0
N7=0

if a==5:
  N5 +=1
elif a==7:
    N7 +=1

if b==5:
  N5 +=1
elif b==7:
    N7 +=1
    
if c==5:
  N5 +=1
elif c==7:
    N7 +=1
    
if (N5==2)*(N7==1):
  print('Yes')
else:
    print('No')