import java.io.*;
import java.util.*;
public class Main
{
    public static void main(String[] args) throws IOException{
    int sub1 = 0;
    int sub2 = 0;
    int i = 1;
    String s;
    int a = 0;
    int b = 0;
    int c = 0;
        while(i>0){
            BufferedReader x = new BufferedReader(new InputStreamReader(System.in));
            s = x.readLine();
            StringTokenizer st = new StringTokenizer(s," ");
            a = Integer.parseInt(st.nextToken());
            b = Integer.parseInt(st.nextToken());
            c = Integer.parseInt(st.nextToken());
            if(a >= -1000 && a <= 1000 )
                i = -1;
            else if(b >= -1000 && b <= 1000)
                i = -1;
            else if(c >= -1000 && c <= 1000)
                i = -1;
            else
                i = 1;
         }
        sub1 = a-b;
        sub2 = b-c;
            if(sub1<0){
            if(sub2<0)
                System.out.println("Yes");
            else if(sub2>=0)
                System.out.println("No");
            }
            else if(sub1>=0)
                System.out.println("No");
    }
} import java.io.*; io.* java import java.util.*; util.* java public class Main
{
    public static void main(String[] args) throws IOException{
    int sub1 = 0;
    int sub2 = 0;
    int i = 1;
    String s;
    int a = 0;
    int b = 0;
    int c = 0;
        while(i>0){
            BufferedReader x = new BufferedReader(new InputStreamReader(System.in));
            s = x.readLine();
            StringTokenizer st = new StringTokenizer(s," ");
            a = Integer.parseInt(st.nextToken());
            b = Integer.parseInt(st.nextToken());
            c = Integer.parseInt(st.nextToken());
            if(a >= -1000 && a <= 1000 )
                i = -1;
            else if(b >= -1000 && b <= 1000)
                i = -1;
            else if(c >= -1000 && c <= 1000)
                i = -1;
            else
                i = 1;
         }
        sub1 = a-b;
        sub2 = b-c;
            if(sub1<0){
            if(sub2<0)
                System.out.println("Yes");
            else if(sub2>=0)
                System.out.println("No");
            }
            else if(sub1>=0)
                System.out.println("No");
    }
} Main public static void main(String[] args) throws IOException{
    int sub1 = 0;
    int sub2 = 0;
    int i = 1;
    String s;
    int a = 0;
    int b = 0;
    int c = 0;
        while(i>0){
            BufferedReader x = new BufferedReader(new InputStreamReader(System.in));
            s = x.readLine();
            StringTokenizer st = new StringTokenizer(s," ");
            a = Integer.parseInt(st.nextToken());
            b = Integer.parseInt(st.nextToken());
            c = Integer.parseInt(st.nextToken());
            if(a >= -1000 && a <= 1000 )
                i = -1;
            else if(b >= -1000 && b <= 1000)
                i = -1;
            else if(c >= -1000 && c <= 1000)
                i = -1;
            else
                i = 1;
         }
        sub1 = a-b;
        sub2 = b-c;
            if(sub1<0){
            if(sub2<0)
                System.out.println("Yes");
            else if(sub2>=0)
                System.out.println("No");
            }
            else if(sub1>=0)
                System.out.println("No");
    } main {
    int sub1 = 0;
    int sub2 = 0;
    int i = 1;
    String s;
    int a = 0;
    int b = 0;
    int c = 0;
        while(i>0){
            BufferedReader x = new BufferedReader(new InputStreamReader(System.in));
            s = x.readLine();
            StringTokenizer st = new StringTokenizer(s," ");
            a = Integer.parseInt(st.nextToken());
            b = Integer.parseInt(st.nextToken());
            c = Integer.parseInt(st.nextToken());
            if(a >= -1000 && a <= 1000 )
                i = -1;
            else if(b >= -1000 && b <= 1000)
                i = -1;
            else if(c >= -1000 && c <= 1000)
                i = -1;
            else
                i = 1;
         }
        sub1 = a-b;
        sub2 = b-c;
            if(sub1<0){
            if(sub2<0)
                System.out.println("Yes");
            else if(sub2>=0)
                System.out.println("No");
            }
            else if(sub1>=0)
                System.out.println("No");
    } int sub1 = 0; sub1 0 int sub2 = 0; sub2 0 int i = 1; i 1 String s; s int a = 0; a 0 int b = 0; b 0 int c = 0; c 0 while(i>0){
            BufferedReader x = new BufferedReader(new InputStreamReader(System.in));
            s = x.readLine();
            StringTokenizer st = new StringTokenizer(s," ");
            a = Integer.parseInt(st.nextToken());
            b = Integer.parseInt(st.nextToken());
            c = Integer.parseInt(st.nextToken());
            if(a >= -1000 && a <= 1000 )
                i = -1;
            else if(b >= -1000 && b <= 1000)
                i = -1;
            else if(c >= -1000 && c <= 1000)
                i = -1;
            else
                i = 1;
         } i>0 i 0 {
            BufferedReader x = new BufferedReader(new InputStreamReader(System.in));
            s = x.readLine();
            StringTokenizer st = new StringTokenizer(s," ");
            a = Integer.parseInt(st.nextToken());
            b = Integer.parseInt(st.nextToken());
            c = Integer.parseInt(st.nextToken());
            if(a >= -1000 && a <= 1000 )
                i = -1;
            else if(b >= -1000 && b <= 1000)
                i = -1;
            else if(c >= -1000 && c <= 1000)
                i = -1;
            else
                i = 1;
         } BufferedReader x = new BufferedReader(new InputStreamReader(System.in)); x new BufferedReader(new InputStreamReader(System.in)) s = x.readLine() s x.readLine() x.readLine x StringTokenizer st = new StringTokenizer(s," "); st new StringTokenizer(s," ") a = Integer.parseInt(st.nextToken()) a Integer.parseInt(st.nextToken()) Integer.parseInt Integer st.nextToken() st.nextToken st b = Integer.parseInt(st.nextToken()) b Integer.parseInt(st.nextToken()) Integer.parseInt Integer st.nextToken() st.nextToken st c = Integer.parseInt(st.nextToken()) c Integer.parseInt(st.nextToken()) Integer.parseInt Integer st.nextToken() st.nextToken st if(a >= -1000 && a <= 1000 )
                i = -1;
            else if(b >= -1000 && b <= 1000)
                i = -1;
            else if(c >= -1000 && c <= 1000)
                i = -1;
            else
                i = 1; a >= -1000 && a <= 1000 a >= -1000 a -1000 1000 a <= 1000 a 1000 i = -1 i -1 1 if(b >= -1000 && b <= 1000)
                i = -1;
            else if(c >= -1000 && c <= 1000)
                i = -1;
            else
                i = 1; b >= -1000 && b <= 1000 b >= -1000 b -1000 1000 b <= 1000 b 1000 i = -1 i -1 1 if(c >= -1000 && c <= 1000)
                i = -1;
            else
                i = 1; c >= -1000 && c <= 1000 c >= -1000 c -1000 1000 c <= 1000 c 1000 i = -1 i -1 1 i = 1 i 1 sub1 = a-b sub1 a-b a b sub2 = b-c sub2 b-c b c if(sub1<0){
            if(sub2<0)
                System.out.println("Yes");
            else if(sub2>=0)
                System.out.println("No");
            }
            else if(sub1>=0)
                System.out.println("No"); sub1<0 sub1 0 {
            if(sub2<0)
                System.out.println("Yes");
            else if(sub2>=0)
                System.out.println("No");
            } if(sub2<0)
                System.out.println("Yes");
            else if(sub2>=0)
                System.out.println("No"); sub2<0 sub2 0 System.out.println("Yes") System.out.println System.out System System.out "Yes" if(sub2>=0)
                System.out.println("No"); sub2>=0 sub2 0 System.out.println("No") System.out.println System.out System System.out "No" if(sub1>=0)
                System.out.println("No"); sub1>=0 sub1 0 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) throws IOException{
    int sub1 = 0;
    int sub2 = 0;
    int i = 1;
    String s;
    int a = 0;
    int b = 0;
    int c = 0;
        while(i>0){
            BufferedReader x = new BufferedReader(new InputStreamReader(System.in));
            s = x.readLine();
            StringTokenizer st = new StringTokenizer(s," ");
            a = Integer.parseInt(st.nextToken());
            b = Integer.parseInt(st.nextToken());
            c = Integer.parseInt(st.nextToken());
            if(a >= -1000 && a <= 1000 )
                i = -1;
            else if(b >= -1000 && b <= 1000)
                i = -1;
            else if(c >= -1000 && c <= 1000)
                i = -1;
            else
                i = 1;
         }
        sub1 = a-b;
        sub2 = b-c;
            if(sub1<0){
            if(sub2<0)
                System.out.println("Yes");
            else if(sub2>=0)
                System.out.println("No");
            }
            else if(sub1>=0)
                System.out.println("No");
    }
} public class Main
{
    public static void main(String[] args) throws IOException{
    int sub1 = 0;
    int sub2 = 0;
    int i = 1;
    String s;
    int a = 0;
    int b = 0;
    int c = 0;
        while(i>0){
            BufferedReader x = new BufferedReader(new InputStreamReader(System.in));
            s = x.readLine();
            StringTokenizer st = new StringTokenizer(s," ");
            a = Integer.parseInt(st.nextToken());
            b = Integer.parseInt(st.nextToken());
            c = Integer.parseInt(st.nextToken());
            if(a >= -1000 && a <= 1000 )
                i = -1;
            else if(b >= -1000 && b <= 1000)
                i = -1;
            else if(c >= -1000 && c <= 1000)
                i = -1;
            else
                i = 1;
         }
        sub1 = a-b;
        sub2 = b-c;
            if(sub1<0){
            if(sub2<0)
                System.out.println("Yes");
            else if(sub2>=0)
                System.out.println("No");
            }
            else if(sub1>=0)
                System.out.println("No");
    }
} Main
import java.io.*;
import java.util.*;
public class Main
{
    public static void main(String[] args) throws IOException{
    int sub1 = 0;
    int sub2 = 0;
    int i = 1;
    String s;
    int a = 0;
    int b = 0;
    int c = 0;
        while(i>0){
            BufferedReader x = new BufferedReader(new InputStreamReader(System.in));
            s = x.readLine();
            StringTokenizer st = new StringTokenizer(s," ");
            a = Integer.parseInt(st.nextToken());
            b = Integer.parseInt(st.nextToken());
            c = Integer.parseInt(st.nextToken());
            if(a >= -1000 && a <= 1000 )
                i = -1;
            else if(b >= -1000 && b <= 1000)
                i = -1;
            else if(c >= -1000 && c <= 1000)
                i = -1;
            else
                i = 1;
         }
        sub1 = a-b;
        sub2 = b-c;
            if(sub1<0){
            if(sub2<0)
                System.out.println("Yes");
            else if(sub2>=0)
                System.out.println("No");
            }
            else if(sub1>=0)
                System.out.println("No");
    }
}