100420: [AtCoder]ABC042 A - Iroha and Haiku (ABC Edition)
Memory Limit：256 MB
Time Limit：2 S
Judge Style：Text Compare
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Solved：0
Description
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