import java.util.*;
public class Main{
   public static void main(String[] args){
     Scanner sc = new Scanner(System.in);
     int a = sc.nextInt();
     int b = sc.nextInt();
     int c = sc.nextInt();
     String ans = "NO";
     if(a*b*c==5*7*5)ans="YES";
     System.out.println(ans);
   }
} import java.util.*; util.* java public class Main{
   public static void main(String[] args){
     Scanner sc = new Scanner(System.in);
     int a = sc.nextInt();
     int b = sc.nextInt();
     int c = sc.nextInt();
     String ans = "NO";
     if(a*b*c==5*7*5)ans="YES";
     System.out.println(ans);
   }
} Main public static void main(String[] args){
     Scanner sc = new Scanner(System.in);
     int a = sc.nextInt();
     int b = sc.nextInt();
     int c = sc.nextInt();
     String ans = "NO";
     if(a*b*c==5*7*5)ans="YES";
     System.out.println(ans);
   } main {
     Scanner sc = new Scanner(System.in);
     int a = sc.nextInt();
     int b = sc.nextInt();
     int c = sc.nextInt();
     String ans = "NO";
     if(a*b*c==5*7*5)ans="YES";
     System.out.println(ans);
   } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int a = sc.nextInt(); a sc.nextInt() sc.nextInt sc int b = sc.nextInt(); b sc.nextInt() sc.nextInt sc int c = sc.nextInt(); c sc.nextInt() sc.nextInt sc String ans = "NO"; ans "NO" if(a*b*c==5*7*5)ans="YES"; a*b*c==5*7*5 a*b*c a*b*c a b c 5*7*5 5*7*5 5 7 5 ans="YES" ans "YES" System.out.println(ans) System.out.println System.out System System.out ans String[] args args public class Main{
   public static void main(String[] args){
     Scanner sc = new Scanner(System.in);
     int a = sc.nextInt();
     int b = sc.nextInt();
     int c = sc.nextInt();
     String ans = "NO";
     if(a*b*c==5*7*5)ans="YES";
     System.out.println(ans);
   }
} public class Main{
   public static void main(String[] args){
     Scanner sc = new Scanner(System.in);
     int a = sc.nextInt();
     int b = sc.nextInt();
     int c = sc.nextInt();
     String ans = "NO";
     if(a*b*c==5*7*5)ans="YES";
     System.out.println(ans);
   }
} Main
import java.util.*;
public class Main{
   public static void main(String[] args){
     Scanner sc = new Scanner(System.in);
     int a = sc.nextInt();
     int b = sc.nextInt();
     int c = sc.nextInt();
     String ans = "NO";
     if(a*b*c==5*7*5)ans="YES";
     System.out.println(ans);
   }
}