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+B+C) == 17){
    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+B+C) == 17){
    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+B+C) == 17){
    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+B+C) == 17){
    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+B+C) == 17){
    System.out.println("YES");
    }
    else {
    System.out.println("NO");
    } (A+B+C) == 17 (A+B+C) A+B+C A B C 17 {
    System.out.println("YES");
    } System.out.println("YES") System.out.println System.out System System.out "YES" {
    System.out.println("NO");
    } 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+B+C) == 17){
    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+B+C) == 17){
    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+B+C) == 17){
    System.out.println("YES");
    }
    else {
    System.out.println("NO");
    }
  }
}
 