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 (GCC 5.4.1) (judge verdict: Wrong Answer)

#include<stdio.h>
#include<stdlib.h>
#include<string.h>

#define N 100
#define L 100

int main()
{
  char text[N][L],senten[N*L],tem[L];
  int i,j;
  
  for(i=0; i<N; i++)
  {
   scanf("%s",text[i]); 
  }
  
  for(i=1; i<L; i++)
  {
   for(j=1; j<N; j++)
   {
     if(strcmp(text[j-1], text[j]) > 0)
     {
       strcpy(tem, text[j-1]);
       strcpy(text[j-1], text[j]);
       strcpy(text[j], tem);
     }
   }
  }
  for(i=0; i<N; i++)
  {
  	memcpy(senten + i * L, text[i], L);
  }
  
  printf("%S",senten );
  return 0;
}