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 (Clang 10.0.0) (judge verdict: Wrong Answer)

#include<stdio.h>
#include<string.h>
#include<stdlib.h>
int main(){
  	int n,l;
  	scanf("%d%d",&n,&l);
  	char string[n+1][l+1];
  	for( int i=0; i<n; i++){
     	scanf("%s",string[i]); 
    }
  	for(int i=0; i<n; i++){
     	for(int j=0; j<n-1-i; j++){
         	if(strcmp(string[j],string[j+1]) == 1 ){
                char *temp = malloc(sizeof(string[j])/sizeof(string[j][0]));
                strcpy(temp,string[j]);
                strcpy(string[j],string[j+1]);
                strcpy(string[j+1],temp);
                free(temp);
            }
        }
    }
  	for( int i=0; i<n; i++){
     	printf("%s",string[i]); 
    }
 	return 0; 
}