import java.util.Scanner;

class Main {
    private static final Scanner sc = new Scanner(System.in);

    public static void main(String[] args) {
        final Integer A = sc.nextInt(),
                B = sc.nextInt(),
                C = sc.nextInt();
        if (A * B * C == 5 * 5 * 7) {
            System.out.println("YES");
        } else {
            System.out.println("NO");
        }
    }
} import java.util.Scanner; Scanner java.util class Main {
    private static final Scanner sc = new Scanner(System.in);

    public static void main(String[] args) {
        final Integer A = sc.nextInt(),
                B = sc.nextInt(),
                C = sc.nextInt();
        if (A * B * C == 5 * 5 * 7) {
            System.out.println("YES");
        } else {
            System.out.println("NO");
        }
    }
} Main private static final Scanner sc = new Scanner(System.in); sc new Scanner(System.in) public static void main(String[] args) {
        final Integer A = sc.nextInt(),
                B = sc.nextInt(),
                C = sc.nextInt();
        if (A * B * C == 5 * 5 * 7) {
            System.out.println("YES");
        } else {
            System.out.println("NO");
        }
    } main {
        final Integer A = sc.nextInt(),
                B = sc.nextInt(),
                C = sc.nextInt();
        if (A * B * C == 5 * 5 * 7) {
            System.out.println("YES");
        } else {
            System.out.println("NO");
        }
    } final Integer A = sc.nextInt() A sc.nextInt() sc.nextInt sc B = sc.nextInt() B sc.nextInt() sc.nextInt sc C = sc.nextInt(); C sc.nextInt() sc.nextInt sc if (A * B * C == 5 * 5 * 7) {
            System.out.println("YES");
        } else {
            System.out.println("NO");
        } A * B * C == 5 * 5 * 7 A * B * C A * B * C A B C 5 * 5 * 7 5 * 5 * 7 5 5 7 {
            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
import java.util.Scanner;

class Main {
    private static final Scanner sc = new Scanner(System.in);

    public static void main(String[] args) {
        final Integer A = sc.nextInt(),
                B = sc.nextInt(),
                C = sc.nextInt();
        if (A * B * C == 5 * 5 * 7) {
            System.out.println("YES");
        } else {
            System.out.println("NO");
        }
    }
}