import java.util.*;
import java.lang.*;
import java.io.*;

/* Name of the class has to be "Main" only if the class is public. */
class Judge{
	int judgeit(int a,int b,int c){
		if(a < b && b < c){
			return 0;
		}
		else{
			return 1;
		}
	}
}

class Main{
	public static void main (String[] args) throws java.lang.Exception{
		Scanner scan = new Scanner(System.in);
		int a = Integer.parseInt(scan.next());
		int b = Integer.parseInt(scan.next());
		int c = Integer.parseInt(scan.next());
		String ans[] = {"Yes","No"};
		Judge cr = new Judge();
		System.out.println(ans[cr.judgeit(a,b,c)]);
	}
} import java.util.*; util.* java import java.lang.*; lang.* java import java.io.*; io.* java class Judge{
	int judgeit(int a,int b,int c){
		if(a < b && b < c){
			return 0;
		}
		else{
			return 1;
		}
	}
} Judge int judgeit(int a,int b,int c){
		if(a < b && b < c){
			return 0;
		}
		else{
			return 1;
		}
	} judgeit {
		if(a < b && b < c){
			return 0;
		}
		else{
			return 1;
		}
	} if(a < b && b < c){
			return 0;
		}
		else{
			return 1;
		} a < b && b < c a < b a b b < c b c {
			return 0;
		} return 0; 0 {
			return 1;
		} return 1; 1 int a a int b b int c c class Main{
	public static void main (String[] args) throws java.lang.Exception{
		Scanner scan = new Scanner(System.in);
		int a = Integer.parseInt(scan.next());
		int b = Integer.parseInt(scan.next());
		int c = Integer.parseInt(scan.next());
		String ans[] = {"Yes","No"};
		Judge cr = new Judge();
		System.out.println(ans[cr.judgeit(a,b,c)]);
	}
} Main public static void main (String[] args) throws java.lang.Exception{
		Scanner scan = new Scanner(System.in);
		int a = Integer.parseInt(scan.next());
		int b = Integer.parseInt(scan.next());
		int c = Integer.parseInt(scan.next());
		String ans[] = {"Yes","No"};
		Judge cr = new Judge();
		System.out.println(ans[cr.judgeit(a,b,c)]);
	} main {
		Scanner scan = new Scanner(System.in);
		int a = Integer.parseInt(scan.next());
		int b = Integer.parseInt(scan.next());
		int c = Integer.parseInt(scan.next());
		String ans[] = {"Yes","No"};
		Judge cr = new Judge();
		System.out.println(ans[cr.judgeit(a,b,c)]);
	} Scanner scan = new Scanner(System.in); scan new Scanner(System.in) int a = Integer.parseInt(scan.next()); a Integer.parseInt(scan.next()) Integer.parseInt Integer scan.next() scan.next scan int b = Integer.parseInt(scan.next()); b Integer.parseInt(scan.next()) Integer.parseInt Integer scan.next() scan.next scan int c = Integer.parseInt(scan.next()); c Integer.parseInt(scan.next()) Integer.parseInt Integer scan.next() scan.next scan String ans[] = {"Yes","No"}; ans {"Yes","No"} "Yes" "No" Judge cr = new Judge(); cr new Judge() System.out.println(ans[cr.judgeit(a,b,c)]) System.out.println System.out System System.out ans[cr.judgeit(a,b,c)] ans cr.judgeit(a,b,c) cr.judgeit cr a b c String[] args args
import java.util.*;
import java.lang.*;
import java.io.*;

/* Name of the class has to be "Main" only if the class is public. */
class Judge{
	int judgeit(int a,int b,int c){
		if(a < b && b < c){
			return 0;
		}
		else{
			return 1;
		}
	}
}

class Main{
	public static void main (String[] args) throws java.lang.Exception{
		Scanner scan = new Scanner(System.in);
		int a = Integer.parseInt(scan.next());
		int b = Integer.parseInt(scan.next());
		int c = Integer.parseInt(scan.next());
		String ans[] = {"Yes","No"};
		Judge cr = new Judge();
		System.out.println(ans[cr.judgeit(a,b,c)]);
	}
}