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 && (a * b * c) == 175) {
			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 && (a * b * c) == 175) {
			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 && (a * b * c) == 175) {
			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 && (a * b * c) == 175) {
			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 && (a * b * c) == 175) {
			System.out.println("YES");
		} else {
			System.out.println("NO");
		} (a + b + c) == 17 && (a * b * c) == 175 (a + b + c) == 17 (a + b + c) a + b + c a b c 17 (a * b * c) == 175 (a * b * c) a * b * c a b c 175 {
			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 && (a * b * c) == 175) {
			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 && (a * b * c) == 175) {
			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 && (a * b * c) == 175) {
			System.out.println("YES");
		} else {
			System.out.println("NO");
		}
	}

}
