import java.io.*;
public class Main {
	public static void main(String[] args)throws IOException{
		BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
		String input = in.readLine();
		
		String[] x = input.split(" ");
		
		int a = Integer.parseInt(x[0]);
		int b = Integer.parseInt(x[1]);
		int c = Integer.parseInt(x[2]);
		
		if(b > a && c > b){
			System.out.println("Yes");
		}else {
			System.out.println("No");
		}
	}

} import java.io.*; io.* java public class Main {
	public static void main(String[] args)throws IOException{
		BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
		String input = in.readLine();
		
		String[] x = input.split(" ");
		
		int a = Integer.parseInt(x[0]);
		int b = Integer.parseInt(x[1]);
		int c = Integer.parseInt(x[2]);
		
		if(b > a && c > b){
			System.out.println("Yes");
		}else {
			System.out.println("No");
		}
	}

} Main public static void main(String[] args)throws IOException{
		BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
		String input = in.readLine();
		
		String[] x = input.split(" ");
		
		int a = Integer.parseInt(x[0]);
		int b = Integer.parseInt(x[1]);
		int c = Integer.parseInt(x[2]);
		
		if(b > a && c > b){
			System.out.println("Yes");
		}else {
			System.out.println("No");
		}
	} main {
		BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
		String input = in.readLine();
		
		String[] x = input.split(" ");
		
		int a = Integer.parseInt(x[0]);
		int b = Integer.parseInt(x[1]);
		int c = Integer.parseInt(x[2]);
		
		if(b > a && c > b){
			System.out.println("Yes");
		}else {
			System.out.println("No");
		}
	} BufferedReader in = new BufferedReader(new InputStreamReader(System.in)); in new BufferedReader(new InputStreamReader(System.in)) String input = in.readLine(); input in.readLine() in.readLine in String[] x = input.split(" "); x input.split(" ") input.split input " " int a = Integer.parseInt(x[0]); a Integer.parseInt(x[0]) Integer.parseInt Integer x[0] x 0 int b = Integer.parseInt(x[1]); b Integer.parseInt(x[1]) Integer.parseInt Integer x[1] x 1 int c = Integer.parseInt(x[2]); c Integer.parseInt(x[2]) Integer.parseInt Integer x[2] x 2 if(b > a && c > b){
			System.out.println("Yes");
		}else {
			System.out.println("No");
		} b > a && c > b b > a b a c > b c b {
			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)throws IOException{
		BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
		String input = in.readLine();
		
		String[] x = input.split(" ");
		
		int a = Integer.parseInt(x[0]);
		int b = Integer.parseInt(x[1]);
		int c = Integer.parseInt(x[2]);
		
		if(b > a && c > b){
			System.out.println("Yes");
		}else {
			System.out.println("No");
		}
	}

} public class Main {
	public static void main(String[] args)throws IOException{
		BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
		String input = in.readLine();
		
		String[] x = input.split(" ");
		
		int a = Integer.parseInt(x[0]);
		int b = Integer.parseInt(x[1]);
		int c = Integer.parseInt(x[2]);
		
		if(b > a && c > b){
			System.out.println("Yes");
		}else {
			System.out.println("No");
		}
	}

} Main
import java.io.*;
public class Main {
	public static void main(String[] args)throws IOException{
		BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
		String input = in.readLine();
		
		String[] x = input.split(" ");
		
		int a = Integer.parseInt(x[0]);
		int b = Integer.parseInt(x[1]);
		int c = Integer.parseInt(x[2]);
		
		if(b > a && c > b){
			System.out.println("Yes");
		}else {
			System.out.println("No");
		}
	}

}