import java.io.*;

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

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