import java.io.*;

class Main{
    public static void main(String[] args){
        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
        try {
                int a, b, c;

                String line = reader.readLine();
                String[] strAry = line.split(" ");

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

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

        } catch (IOException e) {
            //TODO: handle exception
            System.out.println(e);
        }
    }
} import java.io.*; io.* java class Main{
    public static void main(String[] args){
        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
        try {
                int a, b, c;

                String line = reader.readLine();
                String[] strAry = line.split(" ");

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

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

        } catch (IOException e) {
            //TODO: handle exception
            System.out.println(e);
        }
    }
} Main public static void main(String[] args){
        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
        try {
                int a, b, c;

                String line = reader.readLine();
                String[] strAry = line.split(" ");

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

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

        } catch (IOException e) {
            //TODO: handle exception
            System.out.println(e);
        }
    } main {
        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
        try {
                int a, b, c;

                String line = reader.readLine();
                String[] strAry = line.split(" ");

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

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

        } catch (IOException e) {
            //TODO: handle exception
            System.out.println(e);
        }
    } BufferedReader reader = new BufferedReader(new InputStreamReader(System.in)); reader new BufferedReader(new InputStreamReader(System.in)) try {
                int a, b, c;

                String line = reader.readLine();
                String[] strAry = line.split(" ");

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

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

        } catch (IOException e) {
            //TODO: handle exception
            System.out.println(e);
        } catch (IOException e) {
            //TODO: handle exception
            System.out.println(e);
        } IOException e {
            //TODO: handle exception
            System.out.println(e);
        } System.out.println(e) System.out.println System.out System System.out e {
                int a, b, c;

                String line = reader.readLine();
                String[] strAry = line.split(" ");

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

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

        } int a a b b c; c String line = reader.readLine(); line reader.readLine() reader.readLine reader String[] strAry = line.split(" "); strAry line.split(" ") line.split line " " a = Integer.parseInt(strAry[0]) a Integer.parseInt(strAry[0]) Integer.parseInt Integer strAry[0] strAry 0 b = Integer.parseInt(strAry[1]) b Integer.parseInt(strAry[1]) Integer.parseInt Integer strAry[1] strAry 1 c = Integer.parseInt(strAry[2]) c Integer.parseInt(strAry[2]) Integer.parseInt Integer strAry[2] strAry 2 if(a < b && b < c){
                    System.out.println("Yes");
                }else {
                    System.out.println("No");
                } a < b && b < c a < b a b 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" String[] args args
import java.io.*;

class Main{
    public static void main(String[] args){
        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
        try {
                int a, b, c;

                String line = reader.readLine();
                String[] strAry = line.split(" ");

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

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

        } catch (IOException e) {
            //TODO: handle exception
            System.out.println(e);
        }
    }
}