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

public class Main {
    public static void main(String[] args){
    
    	try {
    		InputStreamReader isr = new InputStreamReader(System.in);
    		BufferedReader br = new BufferedReader(isr);
    		String buf = br.readLine();
    		StringTokenizer st=new StringTokenizer(buf," ");
    		int a = Integer.parseInt(st.nextToken());
    		int b = Integer.parseInt(st.nextToken());
    		int c = Integer.parseInt(st.nextToken());

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

    	} catch(IOException e) {
		    System.err.println(e);
		}
    }
} import java.io.BufferedReader; BufferedReader java.io import java.io.IOException; IOException java.io import java.io.InputStreamReader; InputStreamReader java.io import java.util.StringTokenizer; StringTokenizer java.util public class Main {
    public static void main(String[] args){
    
    	try {
    		InputStreamReader isr = new InputStreamReader(System.in);
    		BufferedReader br = new BufferedReader(isr);
    		String buf = br.readLine();
    		StringTokenizer st=new StringTokenizer(buf," ");
    		int a = Integer.parseInt(st.nextToken());
    		int b = Integer.parseInt(st.nextToken());
    		int c = Integer.parseInt(st.nextToken());

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

    	} catch(IOException e) {
		    System.err.println(e);
		}
    }
} Main public static void main(String[] args){
    
    	try {
    		InputStreamReader isr = new InputStreamReader(System.in);
    		BufferedReader br = new BufferedReader(isr);
    		String buf = br.readLine();
    		StringTokenizer st=new StringTokenizer(buf," ");
    		int a = Integer.parseInt(st.nextToken());
    		int b = Integer.parseInt(st.nextToken());
    		int c = Integer.parseInt(st.nextToken());

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

    	} catch(IOException e) {
		    System.err.println(e);
		}
    } main {
    
    	try {
    		InputStreamReader isr = new InputStreamReader(System.in);
    		BufferedReader br = new BufferedReader(isr);
    		String buf = br.readLine();
    		StringTokenizer st=new StringTokenizer(buf," ");
    		int a = Integer.parseInt(st.nextToken());
    		int b = Integer.parseInt(st.nextToken());
    		int c = Integer.parseInt(st.nextToken());

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

    	} catch(IOException e) {
		    System.err.println(e);
		}
    } try {
    		InputStreamReader isr = new InputStreamReader(System.in);
    		BufferedReader br = new BufferedReader(isr);
    		String buf = br.readLine();
    		StringTokenizer st=new StringTokenizer(buf," ");
    		int a = Integer.parseInt(st.nextToken());
    		int b = Integer.parseInt(st.nextToken());
    		int c = Integer.parseInt(st.nextToken());

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

    	} catch(IOException e) {
		    System.err.println(e);
		} catch(IOException e) {
		    System.err.println(e);
		} IOException e {
		    System.err.println(e);
		} System.err.println(e) System.err.println System.err System System.err e {
    		InputStreamReader isr = new InputStreamReader(System.in);
    		BufferedReader br = new BufferedReader(isr);
    		String buf = br.readLine();
    		StringTokenizer st=new StringTokenizer(buf," ");
    		int a = Integer.parseInt(st.nextToken());
    		int b = Integer.parseInt(st.nextToken());
    		int c = Integer.parseInt(st.nextToken());

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

    	} InputStreamReader isr = new InputStreamReader(System.in); isr new InputStreamReader(System.in) BufferedReader br = new BufferedReader(isr); br new BufferedReader(isr) String buf = br.readLine(); buf br.readLine() br.readLine br StringTokenizer st=new StringTokenizer(buf," "); st new StringTokenizer(buf," ") int a = Integer.parseInt(st.nextToken()); a Integer.parseInt(st.nextToken()) Integer.parseInt Integer st.nextToken() st.nextToken st int b = Integer.parseInt(st.nextToken()); b Integer.parseInt(st.nextToken()) Integer.parseInt Integer st.nextToken() st.nextToken st int c = Integer.parseInt(st.nextToken()); c Integer.parseInt(st.nextToken()) Integer.parseInt Integer st.nextToken() st.nextToken st 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 System.out System System.out "Yes" 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){
    
    	try {
    		InputStreamReader isr = new InputStreamReader(System.in);
    		BufferedReader br = new BufferedReader(isr);
    		String buf = br.readLine();
    		StringTokenizer st=new StringTokenizer(buf," ");
    		int a = Integer.parseInt(st.nextToken());
    		int b = Integer.parseInt(st.nextToken());
    		int c = Integer.parseInt(st.nextToken());

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

    	} catch(IOException e) {
		    System.err.println(e);
		}
    }
} public class Main {
    public static void main(String[] args){
    
    	try {
    		InputStreamReader isr = new InputStreamReader(System.in);
    		BufferedReader br = new BufferedReader(isr);
    		String buf = br.readLine();
    		StringTokenizer st=new StringTokenizer(buf," ");
    		int a = Integer.parseInt(st.nextToken());
    		int b = Integer.parseInt(st.nextToken());
    		int c = Integer.parseInt(st.nextToken());

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

    	} catch(IOException e) {
		    System.err.println(e);
		}
    }
} Main
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

public class Main {
    public static void main(String[] args){
    
    	try {
    		InputStreamReader isr = new InputStreamReader(System.in);
    		BufferedReader br = new BufferedReader(isr);
    		String buf = br.readLine();
    		StringTokenizer st=new StringTokenizer(buf," ");
    		int a = Integer.parseInt(st.nextToken());
    		int b = Integer.parseInt(st.nextToken());
    		int c = Integer.parseInt(st.nextToken());

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

    	} catch(IOException e) {
		    System.err.println(e);
		}
    }
}