import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Main {
	public static void main(String[] args)throws IOException{
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String str = br.readLine();
		String[] s = str.split(" ");

		int a = Integer.parseInt(s[0]);
		int b = Integer.parseInt(s[1]);
		int c = Integer.parseInt(s[2]);

		if((0 <= a)&&(0 <= b)&&(0 <= c)){
			if((100 >= a)&&(100 >= b)&&(100 >= c)){
				if(a < b){
					if(b < c){
						System.out.println("Yes");
					}else{
						System.out.println("No");
					}
				}else{
					System.out.println("No");
				}
			}
		}
	}
} import java.io.BufferedReader; BufferedReader java.io import java.io.IOException; IOException java.io import java.io.InputStreamReader; InputStreamReader java.io public class Main {
	public static void main(String[] args)throws IOException{
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String str = br.readLine();
		String[] s = str.split(" ");

		int a = Integer.parseInt(s[0]);
		int b = Integer.parseInt(s[1]);
		int c = Integer.parseInt(s[2]);

		if((0 <= a)&&(0 <= b)&&(0 <= c)){
			if((100 >= a)&&(100 >= b)&&(100 >= c)){
				if(a < b){
					if(b < c){
						System.out.println("Yes");
					}else{
						System.out.println("No");
					}
				}else{
					System.out.println("No");
				}
			}
		}
	}
} Main public static void main(String[] args)throws IOException{
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String str = br.readLine();
		String[] s = str.split(" ");

		int a = Integer.parseInt(s[0]);
		int b = Integer.parseInt(s[1]);
		int c = Integer.parseInt(s[2]);

		if((0 <= a)&&(0 <= b)&&(0 <= c)){
			if((100 >= a)&&(100 >= b)&&(100 >= c)){
				if(a < b){
					if(b < c){
						System.out.println("Yes");
					}else{
						System.out.println("No");
					}
				}else{
					System.out.println("No");
				}
			}
		}
	} main {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String str = br.readLine();
		String[] s = str.split(" ");

		int a = Integer.parseInt(s[0]);
		int b = Integer.parseInt(s[1]);
		int c = Integer.parseInt(s[2]);

		if((0 <= a)&&(0 <= b)&&(0 <= c)){
			if((100 >= a)&&(100 >= b)&&(100 >= c)){
				if(a < b){
					if(b < c){
						System.out.println("Yes");
					}else{
						System.out.println("No");
					}
				}else{
					System.out.println("No");
				}
			}
		}
	} BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); br new BufferedReader(new InputStreamReader(System.in)) String str = br.readLine(); str br.readLine() br.readLine br String[] s = str.split(" "); s str.split(" ") str.split str " " int a = Integer.parseInt(s[0]); a Integer.parseInt(s[0]) Integer.parseInt Integer s[0] s 0 int b = Integer.parseInt(s[1]); b Integer.parseInt(s[1]) Integer.parseInt Integer s[1] s 1 int c = Integer.parseInt(s[2]); c Integer.parseInt(s[2]) Integer.parseInt Integer s[2] s 2 if((0 <= a)&&(0 <= b)&&(0 <= c)){
			if((100 >= a)&&(100 >= b)&&(100 >= c)){
				if(a < b){
					if(b < c){
						System.out.println("Yes");
					}else{
						System.out.println("No");
					}
				}else{
					System.out.println("No");
				}
			}
		} (0 <= a)&&(0 <= b)&&(0 <= c) (0 <= a)&&(0 <= b)&&(0 <= c) (0 <= a) 0 a (0 <= b) 0 b (0 <= c) 0 c {
			if((100 >= a)&&(100 >= b)&&(100 >= c)){
				if(a < b){
					if(b < c){
						System.out.println("Yes");
					}else{
						System.out.println("No");
					}
				}else{
					System.out.println("No");
				}
			}
		} if((100 >= a)&&(100 >= b)&&(100 >= c)){
				if(a < b){
					if(b < c){
						System.out.println("Yes");
					}else{
						System.out.println("No");
					}
				}else{
					System.out.println("No");
				}
			} (100 >= a)&&(100 >= b)&&(100 >= c) (100 >= a)&&(100 >= b)&&(100 >= c) (100 >= a) 100 a (100 >= b) 100 b (100 >= c) 100 c {
				if(a < b){
					if(b < c){
						System.out.println("Yes");
					}else{
						System.out.println("No");
					}
				}else{
					System.out.println("No");
				}
			} if(a < b){
					if(b < c){
						System.out.println("Yes");
					}else{
						System.out.println("No");
					}
				}else{
					System.out.println("No");
				} a < b a b {
					if(b < c){
						System.out.println("Yes");
					}else{
						System.out.println("No");
					}
				} if(b < c){
						System.out.println("Yes");
					}else{
						System.out.println("No");
					} b < c b c {
						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" {
					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 br = new BufferedReader(new InputStreamReader(System.in));
		String str = br.readLine();
		String[] s = str.split(" ");

		int a = Integer.parseInt(s[0]);
		int b = Integer.parseInt(s[1]);
		int c = Integer.parseInt(s[2]);

		if((0 <= a)&&(0 <= b)&&(0 <= c)){
			if((100 >= a)&&(100 >= b)&&(100 >= c)){
				if(a < b){
					if(b < c){
						System.out.println("Yes");
					}else{
						System.out.println("No");
					}
				}else{
					System.out.println("No");
				}
			}
		}
	}
} public class Main {
	public static void main(String[] args)throws IOException{
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String str = br.readLine();
		String[] s = str.split(" ");

		int a = Integer.parseInt(s[0]);
		int b = Integer.parseInt(s[1]);
		int c = Integer.parseInt(s[2]);

		if((0 <= a)&&(0 <= b)&&(0 <= c)){
			if((100 >= a)&&(100 >= b)&&(100 >= c)){
				if(a < b){
					if(b < c){
						System.out.println("Yes");
					}else{
						System.out.println("No");
					}
				}else{
					System.out.println("No");
				}
			}
		}
	}
} Main
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Main {
	public static void main(String[] args)throws IOException{
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String str = br.readLine();
		String[] s = str.split(" ");

		int a = Integer.parseInt(s[0]);
		int b = Integer.parseInt(s[1]);
		int c = Integer.parseInt(s[2]);

		if((0 <= a)&&(0 <= b)&&(0 <= c)){
			if((100 >= a)&&(100 >= b)&&(100 >= c)){
				if(a < b){
					if(b < c){
						System.out.println("Yes");
					}else{
						System.out.println("No");
					}
				}else{
					System.out.println("No");
				}
			}
		}
	}
}