import 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();
        int cnt=0;
        if(a==5) cnt++;
        if(b==5) cnt++;
        if(c==5) cnt++;
        if(cnt==2 && a+b+c==17)
            System.out.println("YES");
        else
            System.out.println("NO");
    }
} import java.util.*; util.* java 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();
        int cnt=0;
        if(a==5) cnt++;
        if(b==5) cnt++;
        if(c==5) cnt++;
        if(cnt==2 && a+b+c==17)
            System.out.println("YES");
        else
            System.out.println("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();
        int cnt=0;
        if(a==5) cnt++;
        if(b==5) cnt++;
        if(c==5) cnt++;
        if(cnt==2 && a+b+c==17)
            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 cnt=0;
        if(a==5) cnt++;
        if(b==5) cnt++;
        if(c==5) cnt++;
        if(cnt==2 && a+b+c==17)
            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 cnt=0; cnt 0 if(a==5) cnt++; a==5 a 5 cnt++ cnt if(b==5) cnt++; b==5 b 5 cnt++ cnt if(c==5) cnt++; c==5 c 5 cnt++ cnt if(cnt==2 && a+b+c==17)
            System.out.println("YES");
        else
            System.out.println("NO"); cnt==2 && a+b+c==17 cnt==2 cnt 2 a+b+c==17 a+b+c a+b+c a b c 17 System.out.println("YES") System.out.println System.out System System.out "YES" 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) throws Exception {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        int c = sc.nextInt();
        int cnt=0;
        if(a==5) cnt++;
        if(b==5) cnt++;
        if(c==5) cnt++;
        if(cnt==2 && a+b+c==17)
            System.out.println("YES");
        else
            System.out.println("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();
        int cnt=0;
        if(a==5) cnt++;
        if(b==5) cnt++;
        if(c==5) cnt++;
        if(cnt==2 && a+b+c==17)
            System.out.println("YES");
        else
            System.out.println("NO");
    }
} Main
import 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();
        int cnt=0;
        if(a==5) cnt++;
        if(b==5) cnt++;
        if(c==5) cnt++;
        if(cnt==2 && a+b+c==17)
            System.out.println("YES");
        else
            System.out.println("NO");
    }
}
