import java.util.*;
import java.io.*;
import java.lang.*;

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();

        int[] arr = {a, b, c};
        Arrays.sort(arr);
        if (arr[0] == 5 && arr[1] == 5 && arr[2] == 7) {
            System.out.println("YES");
        }else{
            System.out.println("NO");
        }

    }
} import java.util.*; util.* java import java.io.*; io.* java import java.lang.*; lang.* java 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();

        int[] arr = {a, b, c};
        Arrays.sort(arr);
        if (arr[0] == 5 && arr[1] == 5 && arr[2] == 7) {
            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();

        int[] arr = {a, b, c};
        Arrays.sort(arr);
        if (arr[0] == 5 && arr[1] == 5 && arr[2] == 7) {
            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();

        int[] arr = {a, b, c};
        Arrays.sort(arr);
        if (arr[0] == 5 && arr[1] == 5 && arr[2] == 7) {
            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 int[] arr = {a, b, c}; arr {a, b, c} a b c Arrays.sort(arr) Arrays.sort Arrays arr if (arr[0] == 5 && arr[1] == 5 && arr[2] == 7) {
            System.out.println("YES");
        }else{
            System.out.println("NO");
        } arr[0] == 5 && arr[1] == 5 && arr[2] == 7 arr[0] == 5 && arr[1] == 5 && arr[2] == 7 arr[0] == 5 arr[0] arr 0 5 arr[1] == 5 arr[1] arr 1 5 arr[2] == 7 arr[2] arr 2 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 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();

        int[] arr = {a, b, c};
        Arrays.sort(arr);
        if (arr[0] == 5 && arr[1] == 5 && arr[2] == 7) {
            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();

        int[] arr = {a, b, c};
        Arrays.sort(arr);
        if (arr[0] == 5 && arr[1] == 5 && arr[2] == 7) {
            System.out.println("YES");
        }else{
            System.out.println("NO");
        }

    }
} Main
import java.util.*;
import java.io.*;
import java.lang.*;

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();

        int[] arr = {a, b, c};
        Arrays.sort(arr);
        if (arr[0] == 5 && arr[1] == 5 && arr[2] == 7) {
            System.out.println("YES");
        }else{
            System.out.println("NO");
        }

    }
}
