import java.lang.Math;
import java.util.ArrayList;
import java.util.Scanner;

class Main {
    public static void main(String[] args) {
        Scanner sn = new Scanner(System.in);
        int a = sn.nextInt();
        int b = sn.nextInt();
        int c = sn.nextInt();
        System.out.println((a < b && b < c) ? "Yes" : "No");
    }
} import java.lang.Math; Math java.lang import java.util.ArrayList; ArrayList java.util import java.util.Scanner; Scanner java.util class Main {
    public static void main(String[] args) {
        Scanner sn = new Scanner(System.in);
        int a = sn.nextInt();
        int b = sn.nextInt();
        int c = sn.nextInt();
        System.out.println((a < b && b < c) ? "Yes" : "No");
    }
} Main public static void main(String[] args) {
        Scanner sn = new Scanner(System.in);
        int a = sn.nextInt();
        int b = sn.nextInt();
        int c = sn.nextInt();
        System.out.println((a < b && b < c) ? "Yes" : "No");
    } main {
        Scanner sn = new Scanner(System.in);
        int a = sn.nextInt();
        int b = sn.nextInt();
        int c = sn.nextInt();
        System.out.println((a < b && b < c) ? "Yes" : "No");
    } Scanner sn = new Scanner(System.in); sn new Scanner(System.in) int a = sn.nextInt(); a sn.nextInt() sn.nextInt sn int b = sn.nextInt(); b sn.nextInt() sn.nextInt sn int c = sn.nextInt(); c sn.nextInt() sn.nextInt sn System.out.println((a < b && b < c) ? "Yes" : "No") System.out.println System.out System System.out (a < b && b < c) ? "Yes" : "No" (a < b && b < c) a < b a b b < c b c "Yes" "No" String[] args args
import java.lang.Math;
import java.util.ArrayList;
import java.util.Scanner;

class Main {
    public static void main(String[] args) {
        Scanner sn = new Scanner(System.in);
        int a = sn.nextInt();
        int b = sn.nextInt();
        int c = sn.nextInt();
        System.out.println((a < b && b < c) ? "Yes" : "No");
    }
}