import java.util.*;
public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int[] a = new int[3];
        for (int i = 0; i < 3; i++) a[i] = sc.nextInt();
        Arrays.sort(a);
        String ans = "NO";
        if (a[0] == 5 && a[1] == 5 && a[2] == 7) ans = "YES";
        System.out.println(ans);
    }
} import java.util.*; util.* java public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int[] a = new int[3];
        for (int i = 0; i < 3; i++) a[i] = sc.nextInt();
        Arrays.sort(a);
        String ans = "NO";
        if (a[0] == 5 && a[1] == 5 && a[2] == 7) ans = "YES";
        System.out.println(ans);
    }
} Main public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int[] a = new int[3];
        for (int i = 0; i < 3; i++) a[i] = sc.nextInt();
        Arrays.sort(a);
        String ans = "NO";
        if (a[0] == 5 && a[1] == 5 && a[2] == 7) ans = "YES";
        System.out.println(ans);
    } main {
        Scanner sc = new Scanner(System.in);
        int[] a = new int[3];
        for (int i = 0; i < 3; i++) a[i] = sc.nextInt();
        Arrays.sort(a);
        String ans = "NO";
        if (a[0] == 5 && a[1] == 5 && a[2] == 7) ans = "YES";
        System.out.println(ans);
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int[] a = new int[3]; a new int[3] 3 for (int i = 0; i < 3; i++) a[i] = sc.nextInt(); int i = 0; int i = 0; i 0 i < 3 i 3 i++ i++ i a[i] = sc.nextInt(); a[i] = sc.nextInt() a[i] a i sc.nextInt() sc.nextInt sc Arrays.sort(a) Arrays.sort Arrays a String ans = "NO"; ans "NO" if (a[0] == 5 && a[1] == 5 && a[2] == 7) ans = "YES"; a[0] == 5 && a[1] == 5 && a[2] == 7 a[0] == 5 && a[1] == 5 && a[2] == 7 a[0] == 5 a[0] a 0 5 a[1] == 5 a[1] a 1 5 a[2] == 7 a[2] a 2 7 ans = "YES" ans "YES" System.out.println(ans) System.out.println System.out System System.out ans String[] args args public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int[] a = new int[3];
        for (int i = 0; i < 3; i++) a[i] = sc.nextInt();
        Arrays.sort(a);
        String ans = "NO";
        if (a[0] == 5 && a[1] == 5 && a[2] == 7) ans = "YES";
        System.out.println(ans);
    }
} public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int[] a = new int[3];
        for (int i = 0; i < 3; i++) a[i] = sc.nextInt();
        Arrays.sort(a);
        String ans = "NO";
        if (a[0] == 5 && a[1] == 5 && a[2] == 7) ans = "YES";
        System.out.println(ans);
    }
} Main
import java.util.*;
public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int[] a = new int[3];
        for (int i = 0; i < 3; i++) a[i] = sc.nextInt();
        Arrays.sort(a);
        String ans = "NO";
        if (a[0] == 5 && a[1] == 5 && a[2] == 7) ans = "YES";
        System.out.println(ans);
    }
}