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();

		String message = null;

		if (a * b * c != 175) {
			message = "NO";
		} else {
			message = "YES";
		}

		System.out.println(message);

		sc.close();
	}

} 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();

		String message = null;

		if (a * b * c != 175) {
			message = "NO";
		} else {
			message = "YES";
		}

		System.out.println(message);

		sc.close();
	}

} 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 message = null;

		if (a * b * c != 175) {
			message = "NO";
		} else {
			message = "YES";
		}

		System.out.println(message);

		sc.close();
	} main {

		Scanner sc = new Scanner(System.in);

		int a = sc.nextInt();
		int b = sc.nextInt();
		int c = sc.nextInt();

		String message = null;

		if (a * b * c != 175) {
			message = "NO";
		} else {
			message = "YES";
		}

		System.out.println(message);

		sc.close();
	} 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 message = null; message null if (a * b * c != 175) {
			message = "NO";
		} else {
			message = "YES";
		} a * b * c != 175 a * b * c a * b * c a b c 175 {
			message = "NO";
		} message = "NO" message "NO" {
			message = "YES";
		} message = "YES" message "YES" System.out.println(message) System.out.println System.out System System.out message sc.close() sc.close sc 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 message = null;

		if (a * b * c != 175) {
			message = "NO";
		} else {
			message = "YES";
		}

		System.out.println(message);

		sc.close();
	}

} 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 message = null;

		if (a * b * c != 175) {
			message = "NO";
		} else {
			message = "YES";
		}

		System.out.println(message);

		sc.close();
	}

} 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();

		String message = null;

		if (a * b * c != 175) {
			message = "NO";
		} else {
			message = "YES";
		}

		System.out.println(message);

		sc.close();
	}

}