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

class Main {

	public static void main(String[] args) {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		
		try {
			String input = br.readLine();
			String[] splitInput = input.split(" ");

			int a = Integer.parseInt(splitInput[0]);
			int b = Integer.parseInt(splitInput[1]);
			int c = Integer.parseInt(splitInput[2]);
			
			if (
					!(
					       (a >= 0 && a <= 100)
					    && (b >= 0 && b <= 100)
					    && (c >= 0 && c <= 100)
				     )
				) {
				throw new IllegalArgumentException();
			}
			
			String ans;
			if ((a < b) && (b < c)) {
				ans = "Yes";
			} else {
				ans = "No";
			}
			
			System.out.println(ans);
		
		} catch(NumberFormatException e) {
			e.printStackTrace();
		} catch(IllegalArgumentException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}
} import java.io.BufferedReader; BufferedReader java.io import java.io.IOException; IOException java.io import java.io.InputStreamReader; InputStreamReader java.io class Main {

	public static void main(String[] args) {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		
		try {
			String input = br.readLine();
			String[] splitInput = input.split(" ");

			int a = Integer.parseInt(splitInput[0]);
			int b = Integer.parseInt(splitInput[1]);
			int c = Integer.parseInt(splitInput[2]);
			
			if (
					!(
					       (a >= 0 && a <= 100)
					    && (b >= 0 && b <= 100)
					    && (c >= 0 && c <= 100)
				     )
				) {
				throw new IllegalArgumentException();
			}
			
			String ans;
			if ((a < b) && (b < c)) {
				ans = "Yes";
			} else {
				ans = "No";
			}
			
			System.out.println(ans);
		
		} catch(NumberFormatException e) {
			e.printStackTrace();
		} catch(IllegalArgumentException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}
} Main public static void main(String[] args) {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		
		try {
			String input = br.readLine();
			String[] splitInput = input.split(" ");

			int a = Integer.parseInt(splitInput[0]);
			int b = Integer.parseInt(splitInput[1]);
			int c = Integer.parseInt(splitInput[2]);
			
			if (
					!(
					       (a >= 0 && a <= 100)
					    && (b >= 0 && b <= 100)
					    && (c >= 0 && c <= 100)
				     )
				) {
				throw new IllegalArgumentException();
			}
			
			String ans;
			if ((a < b) && (b < c)) {
				ans = "Yes";
			} else {
				ans = "No";
			}
			
			System.out.println(ans);
		
		} catch(NumberFormatException e) {
			e.printStackTrace();
		} catch(IllegalArgumentException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}
	} main {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		
		try {
			String input = br.readLine();
			String[] splitInput = input.split(" ");

			int a = Integer.parseInt(splitInput[0]);
			int b = Integer.parseInt(splitInput[1]);
			int c = Integer.parseInt(splitInput[2]);
			
			if (
					!(
					       (a >= 0 && a <= 100)
					    && (b >= 0 && b <= 100)
					    && (c >= 0 && c <= 100)
				     )
				) {
				throw new IllegalArgumentException();
			}
			
			String ans;
			if ((a < b) && (b < c)) {
				ans = "Yes";
			} else {
				ans = "No";
			}
			
			System.out.println(ans);
		
		} catch(NumberFormatException e) {
			e.printStackTrace();
		} catch(IllegalArgumentException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}
	} BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); br new BufferedReader(new InputStreamReader(System.in)) try {
			String input = br.readLine();
			String[] splitInput = input.split(" ");

			int a = Integer.parseInt(splitInput[0]);
			int b = Integer.parseInt(splitInput[1]);
			int c = Integer.parseInt(splitInput[2]);
			
			if (
					!(
					       (a >= 0 && a <= 100)
					    && (b >= 0 && b <= 100)
					    && (c >= 0 && c <= 100)
				     )
				) {
				throw new IllegalArgumentException();
			}
			
			String ans;
			if ((a < b) && (b < c)) {
				ans = "Yes";
			} else {
				ans = "No";
			}
			
			System.out.println(ans);
		
		} catch(NumberFormatException e) {
			e.printStackTrace();
		} catch(IllegalArgumentException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		} catch(NumberFormatException e) {
			e.printStackTrace();
		} NumberFormatException e {
			e.printStackTrace();
		} e.printStackTrace() e.printStackTrace e catch(IllegalArgumentException e) {
			e.printStackTrace();
		} IllegalArgumentException e {
			e.printStackTrace();
		} e.printStackTrace() e.printStackTrace e catch (IOException e) {
			e.printStackTrace();
		} IOException e {
			e.printStackTrace();
		} e.printStackTrace() e.printStackTrace e {
			String input = br.readLine();
			String[] splitInput = input.split(" ");

			int a = Integer.parseInt(splitInput[0]);
			int b = Integer.parseInt(splitInput[1]);
			int c = Integer.parseInt(splitInput[2]);
			
			if (
					!(
					       (a >= 0 && a <= 100)
					    && (b >= 0 && b <= 100)
					    && (c >= 0 && c <= 100)
				     )
				) {
				throw new IllegalArgumentException();
			}
			
			String ans;
			if ((a < b) && (b < c)) {
				ans = "Yes";
			} else {
				ans = "No";
			}
			
			System.out.println(ans);
		
		} String input = br.readLine(); input br.readLine() br.readLine br String[] splitInput = input.split(" "); splitInput input.split(" ") input.split input " " int a = Integer.parseInt(splitInput[0]); a Integer.parseInt(splitInput[0]) Integer.parseInt Integer splitInput[0] splitInput 0 int b = Integer.parseInt(splitInput[1]); b Integer.parseInt(splitInput[1]) Integer.parseInt Integer splitInput[1] splitInput 1 int c = Integer.parseInt(splitInput[2]); c Integer.parseInt(splitInput[2]) Integer.parseInt Integer splitInput[2] splitInput 2 if (
					!(
					       (a >= 0 && a <= 100)
					    && (b >= 0 && b <= 100)
					    && (c >= 0 && c <= 100)
				     )
				) {
				throw new IllegalArgumentException();
			} !(
					       (a >= 0 && a <= 100)
					    && (b >= 0 && b <= 100)
					    && (c >= 0 && c <= 100)
				     ) (
					       (a >= 0 && a <= 100)
					    && (b >= 0 && b <= 100)
					    && (c >= 0 && c <= 100)
				     ) (a >= 0 && a <= 100)
					    && (b >= 0 && b <= 100)
					    && (c >= 0 && c <= 100) (a >= 0 && a <= 100) a >= 0 a 0 a <= 100 a 100 (b >= 0 && b <= 100) b >= 0 b 0 b <= 100 b 100 (c >= 0 && c <= 100) c >= 0 c 0 c <= 100 c 100 {
				throw new IllegalArgumentException();
			} throw new IllegalArgumentException(); new IllegalArgumentException() String ans; ans if ((a < b) && (b < c)) {
				ans = "Yes";
			} else {
				ans = "No";
			} (a < b) && (b < c) (a < b) a b (b < c) b c {
				ans = "Yes";
			} ans = "Yes" ans "Yes" {
				ans = "No";
			} ans = "No" ans "No" System.out.println(ans) System.out.println System.out System System.out ans String[] args args
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

class Main {

	public static void main(String[] args) {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		
		try {
			String input = br.readLine();
			String[] splitInput = input.split(" ");

			int a = Integer.parseInt(splitInput[0]);
			int b = Integer.parseInt(splitInput[1]);
			int c = Integer.parseInt(splitInput[2]);
			
			if (
					!(
					       (a >= 0 && a <= 100)
					    && (b >= 0 && b <= 100)
					    && (c >= 0 && c <= 100)
				     )
				) {
				throw new IllegalArgumentException();
			}
			
			String ans;
			if ((a < b) && (b < c)) {
				ans = "Yes";
			} else {
				ans = "No";
			}
			
			System.out.println(ans);
		
		} catch(NumberFormatException e) {
			e.printStackTrace();
		} catch(IllegalArgumentException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}
}