import java.io.IOException;
import java.util.Scanner;
public class Main {
	public static void main(String[] args) throws IOException{
		Scanner sc = new Scanner(System.in);

		int[] array = new int[3];
		String judge;

		for(int i=0;i<3;i++) {
			array[i] = sc.nextInt();
		}

		if(array[0] < array[1] && array[1] < array[2]) {
			judge = "Yes";
		}else {
			judge = "No";
		}

		System.out.println(judge);

		sc.close();
	}
} import java.io.IOException; IOException java.io import java.util.Scanner; Scanner java.util public class Main {
	public static void main(String[] args) throws IOException{
		Scanner sc = new Scanner(System.in);

		int[] array = new int[3];
		String judge;

		for(int i=0;i<3;i++) {
			array[i] = sc.nextInt();
		}

		if(array[0] < array[1] && array[1] < array[2]) {
			judge = "Yes";
		}else {
			judge = "No";
		}

		System.out.println(judge);

		sc.close();
	}
} Main public static void main(String[] args) throws IOException{
		Scanner sc = new Scanner(System.in);

		int[] array = new int[3];
		String judge;

		for(int i=0;i<3;i++) {
			array[i] = sc.nextInt();
		}

		if(array[0] < array[1] && array[1] < array[2]) {
			judge = "Yes";
		}else {
			judge = "No";
		}

		System.out.println(judge);

		sc.close();
	} main {
		Scanner sc = new Scanner(System.in);

		int[] array = new int[3];
		String judge;

		for(int i=0;i<3;i++) {
			array[i] = sc.nextInt();
		}

		if(array[0] < array[1] && array[1] < array[2]) {
			judge = "Yes";
		}else {
			judge = "No";
		}

		System.out.println(judge);

		sc.close();
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int[] array = new int[3]; array new int[3] 3 String judge; judge for(int i=0;i<3;i++) {
			array[i] = sc.nextInt();
		} int i=0; int i=0; i 0 i<3 i 3 i++ i++ i {
			array[i] = sc.nextInt();
		} {
			array[i] = sc.nextInt();
		} array[i] = sc.nextInt() array[i] array i sc.nextInt() sc.nextInt sc if(array[0] < array[1] && array[1] < array[2]) {
			judge = "Yes";
		}else {
			judge = "No";
		} array[0] < array[1] && array[1] < array[2] array[0] < array[1] array[0] array 0 array[1] array 1 array[1] < array[2] array[1] array 1 array[2] array 2 {
			judge = "Yes";
		} judge = "Yes" judge "Yes" {
			judge = "No";
		} judge = "No" judge "No" System.out.println(judge) System.out.println System.out System System.out judge sc.close() sc.close sc String[] args args public class Main {
	public static void main(String[] args) throws IOException{
		Scanner sc = new Scanner(System.in);

		int[] array = new int[3];
		String judge;

		for(int i=0;i<3;i++) {
			array[i] = sc.nextInt();
		}

		if(array[0] < array[1] && array[1] < array[2]) {
			judge = "Yes";
		}else {
			judge = "No";
		}

		System.out.println(judge);

		sc.close();
	}
} public class Main {
	public static void main(String[] args) throws IOException{
		Scanner sc = new Scanner(System.in);

		int[] array = new int[3];
		String judge;

		for(int i=0;i<3;i++) {
			array[i] = sc.nextInt();
		}

		if(array[0] < array[1] && array[1] < array[2]) {
			judge = "Yes";
		}else {
			judge = "No";
		}

		System.out.println(judge);

		sc.close();
	}
} Main
import java.io.IOException;
import java.util.Scanner;
public class Main {
	public static void main(String[] args) throws IOException{
		Scanner sc = new Scanner(System.in);

		int[] array = new int[3];
		String judge;

		for(int i=0;i<3;i++) {
			array[i] = sc.nextInt();
		}

		if(array[0] < array[1] && array[1] < array[2]) {
			judge = "Yes";
		}else {
			judge = "No";
		}

		System.out.println(judge);

		sc.close();
	}
}
