import java.util.Scanner;

public class Main {

	public static Scanner scanner = new Scanner(System.in);

	public static void main(String[] args) {

		int[] number = new int[3];

		for (int i = 0; i < 3;i++) {

			number[i] = input();

		}

		if (number[0] < number[1] && number[1] < number[2]) {

			System.out.println("Yes");

		} else {

			System.out.println("No");

		}

		close();

	}

	public static int input() {

		return scanner.nextInt();

	}

	public static void close() {

		if (scanner != null) {

			scanner.close();

		}
	}
} import java.util.Scanner; Scanner java.util public class Main {

	public static Scanner scanner = new Scanner(System.in);

	public static void main(String[] args) {

		int[] number = new int[3];

		for (int i = 0; i < 3;i++) {

			number[i] = input();

		}

		if (number[0] < number[1] && number[1] < number[2]) {

			System.out.println("Yes");

		} else {

			System.out.println("No");

		}

		close();

	}

	public static int input() {

		return scanner.nextInt();

	}

	public static void close() {

		if (scanner != null) {

			scanner.close();

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

		int[] number = new int[3];

		for (int i = 0; i < 3;i++) {

			number[i] = input();

		}

		if (number[0] < number[1] && number[1] < number[2]) {

			System.out.println("Yes");

		} else {

			System.out.println("No");

		}

		close();

	} main {

		int[] number = new int[3];

		for (int i = 0; i < 3;i++) {

			number[i] = input();

		}

		if (number[0] < number[1] && number[1] < number[2]) {

			System.out.println("Yes");

		} else {

			System.out.println("No");

		}

		close();

	} int[] number = new int[3]; number new int[3] 3 for (int i = 0; i < 3;i++) {

			number[i] = input();

		} int i = 0; int i = 0; i 0 i < 3 i 3 i++ i++ i {

			number[i] = input();

		} {

			number[i] = input();

		} number[i] = input() number[i] number i input() input if (number[0] < number[1] && number[1] < number[2]) {

			System.out.println("Yes");

		} else {

			System.out.println("No");

		} number[0] < number[1] && number[1] < number[2] number[0] < number[1] number[0] number 0 number[1] number 1 number[1] < number[2] number[1] number 1 number[2] number 2 {

			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" close() close String[] args args public static int input() {

		return scanner.nextInt();

	} input {

		return scanner.nextInt();

	} return scanner.nextInt(); scanner.nextInt() scanner.nextInt scanner public static void close() {

		if (scanner != null) {

			scanner.close();

		}
	} close {

		if (scanner != null) {

			scanner.close();

		}
	} if (scanner != null) {

			scanner.close();

		} scanner != null scanner null {

			scanner.close();

		} scanner.close() scanner.close scanner public class Main {

	public static Scanner scanner = new Scanner(System.in);

	public static void main(String[] args) {

		int[] number = new int[3];

		for (int i = 0; i < 3;i++) {

			number[i] = input();

		}

		if (number[0] < number[1] && number[1] < number[2]) {

			System.out.println("Yes");

		} else {

			System.out.println("No");

		}

		close();

	}

	public static int input() {

		return scanner.nextInt();

	}

	public static void close() {

		if (scanner != null) {

			scanner.close();

		}
	}
} public class Main {

	public static Scanner scanner = new Scanner(System.in);

	public static void main(String[] args) {

		int[] number = new int[3];

		for (int i = 0; i < 3;i++) {

			number[i] = input();

		}

		if (number[0] < number[1] && number[1] < number[2]) {

			System.out.println("Yes");

		} else {

			System.out.println("No");

		}

		close();

	}

	public static int input() {

		return scanner.nextInt();

	}

	public static void close() {

		if (scanner != null) {

			scanner.close();

		}
	}
} Main
import java.util.Scanner;

public class Main {

	public static Scanner scanner = new Scanner(System.in);

	public static void main(String[] args) {

		int[] number = new int[3];

		for (int i = 0; i < 3;i++) {

			number[i] = input();

		}

		if (number[0] < number[1] && number[1] < number[2]) {

			System.out.println("Yes");

		} else {

			System.out.println("No");

		}

		close();

	}

	public static int input() {

		return scanner.nextInt();

	}

	public static void close() {

		if (scanner != null) {

			scanner.close();

		}
	}
}