import java.util.Scanner;
     
    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();
        
      if(a==5 && b==5 && c==7 || a==5 && b==7 && c ==5 || a==7 && b==5 && c==5){
        System.out.println("YES");
      }
        else System.out.println("NO");
      }
    } import java.util.Scanner; Scanner 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();
        
      if(a==5 && b==5 && c==7 || a==5 && b==7 && c ==5 || a==7 && b==5 && c==5){
        System.out.println("YES");
      }
        else System.out.println("NO");
      }
    } 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();
        
      if(a==5 && b==5 && c==7 || a==5 && b==7 && c ==5 || a==7 && b==5 && c==5){
        System.out.println("YES");
      }
        else System.out.println("NO");
      } main {
      Scanner sc = new Scanner(System.in);
      int a = sc.nextInt();
      int b = sc.nextInt();
      int c = sc.nextInt();
        
      if(a==5 && b==5 && c==7 || a==5 && b==7 && c ==5 || a==7 && b==5 && c==5){
        System.out.println("YES");
      }
        else System.out.println("NO");
      } 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 if(a==5 && b==5 && c==7 || a==5 && b==7 && c ==5 || a==7 && b==5 && c==5){
        System.out.println("YES");
      }
        else System.out.println("NO"); a==5 && b==5 && c==7 || a==5 && b==7 && c ==5 || a==7 && b==5 && c==5 a==5 && b==5 && c==7 || a==5 && b==7 && c ==5 || a==7 && b==5 && c==5 a==5 && b==5 && c==7 a==5 && b==5 && c==7 a==5 a 5 b==5 b 5 c==7 c 7 a==5 && b==7 && c ==5 a==5 && b==7 && c ==5 a==5 a 5 b==7 b 7 c ==5 c 5 a==7 && b==5 && c==5 a==7 && b==5 && c==5 a==7 a 7 b==5 b 5 c==5 c 5 {
        System.out.println("YES");
      } System.out.println("YES") System.out.println System.out System System.out "YES" System.out.println("NO") System.out.println System.out System System.out "NO" 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();
        
      if(a==5 && b==5 && c==7 || a==5 && b==7 && c ==5 || a==7 && b==5 && c==5){
        System.out.println("YES");
      }
        else System.out.println("NO");
      }
    } 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();
        
      if(a==5 && b==5 && c==7 || a==5 && b==7 && c ==5 || a==7 && b==5 && c==5){
        System.out.println("YES");
      }
        else System.out.println("NO");
      }
    } Main
import java.util.Scanner;
     
    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();
        
      if(a==5 && b==5 && c==7 || a==5 && b==7 && c ==5 || a==7 && b==5 && c==5){
        System.out.println("YES");
      }
        else System.out.println("NO");
      }
    }