import java.util.Scanner;

public class Main {
	public static void main(String[] args) throws Exception {
		Scanner sc = new Scanner(System.in);
		int A = sc.nextInt();
		int B = sc.nextInt();
		int C = sc.nextInt();
		if (A * B * C == 175) {
			System.out.print("YES");
		}else {
			System.out.print("NO");			
		}
	}
} import java.util.Scanner; Scanner java.util public class Main {
	public static void main(String[] args) throws Exception {
		Scanner sc = new Scanner(System.in);
		int A = sc.nextInt();
		int B = sc.nextInt();
		int C = sc.nextInt();
		if (A * B * C == 175) {
			System.out.print("YES");
		}else {
			System.out.print("NO");			
		}
	}
} Main public static void main(String[] args) throws Exception {
		Scanner sc = new Scanner(System.in);
		int A = sc.nextInt();
		int B = sc.nextInt();
		int C = sc.nextInt();
		if (A * B * C == 175) {
			System.out.print("YES");
		}else {
			System.out.print("NO");			
		}
	} main {
		Scanner sc = new Scanner(System.in);
		int A = sc.nextInt();
		int B = sc.nextInt();
		int C = sc.nextInt();
		if (A * B * C == 175) {
			System.out.print("YES");
		}else {
			System.out.print("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 == 175) {
			System.out.print("YES");
		}else {
			System.out.print("NO");			
		} A * B * C == 175 A * B * C A * B * C A B C 175 {
			System.out.print("YES");
		} System.out.print("YES") System.out.print System.out System System.out "YES" {
			System.out.print("NO");			
		} System.out.print("NO") System.out.print System.out System System.out "NO" String[] args args public class Main {
	public static void main(String[] args) throws Exception {
		Scanner sc = new Scanner(System.in);
		int A = sc.nextInt();
		int B = sc.nextInt();
		int C = sc.nextInt();
		if (A * B * C == 175) {
			System.out.print("YES");
		}else {
			System.out.print("NO");			
		}
	}
} public class Main {
	public static void main(String[] args) throws Exception {
		Scanner sc = new Scanner(System.in);
		int A = sc.nextInt();
		int B = sc.nextInt();
		int C = sc.nextInt();
		if (A * B * C == 175) {
			System.out.print("YES");
		}else {
			System.out.print("NO");			
		}
	}
} Main
import java.util.Scanner;

public class Main {
	public static void main(String[] args) throws Exception {
		Scanner sc = new Scanner(System.in);
		int A = sc.nextInt();
		int B = sc.nextInt();
		int C = sc.nextInt();
		if (A * B * C == 175) {
			System.out.print("YES");
		}else {
			System.out.print("NO");			
		}
	}
}