Language: C++


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

public class Main {


    public static void main(String[] args) throws IOException {
        Scanner s = new Scanner(System.in);

        long n = s.nextInt(),x=s.nextInt();
        n*=500;
        if(n>=x) System.out.println("Yes");
        else System.out.println("No");


    }




}


class Scanner
{
    StringTokenizer st;
    BufferedReader br;

    public Scanner(InputStream s){	br = new BufferedReader(new InputStreamReader(s));}

    public String next() throws IOException
    {
        while (st == null || !st.hasMoreTokens())
            st = new StringTokenizer(br.readLine());
        return st.nextToken();
    }

    public int nextInt() throws IOException {return Integer.parseInt(next());}

    public long nextLong() throws IOException {return Long.parseLong(next());}

    public String nextLine() throws IOException {return br.readLine();}

    public double nextDouble() throws IOException
    {
        String x = next();
        StringBuilder sb = new StringBuilder("0");
        double res = 0, f = 1;
        boolean dec = false, neg = false;
        int start = 0;
        if(x.charAt(0) == '-')
        {
            neg = true;
            start++;
        }
        for(int i = start; i < x.length(); i++)
            if(x.charAt(i) == '.')
            {
                res = Long.parseLong(sb.toString());
                sb = new StringBuilder("0");
                dec = true;
            }
            else
            {
                sb.append(x.charAt(i));
                if(dec)
                    f *= 10;
            }
        res += Long.parseLong(sb.toString()) / f;
        return res * (neg?-1:1);
    }

    public boolean ready() throws IOException {return br.ready();}


}

Compiler output:
a.cc:2:1: error: 'import' does not name a type
    2 | import java.io.BufferedReader;
      | ^~~~~~
a.cc:2:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:3:1: error: 'import' does not name a type
    3 | import java.io.IOException;
      | ^~~~~~
a.cc:3:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:4:1: error: 'import' does not name a type
    4 | import java.io.InputStream;
      | ^~~~~~
a.cc:4:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:5:1: error: 'import' does not name a type
    5 | import java.io.InputStreamReader;
      | ^~~~~~
a.cc:5:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:6:1: error: 'import' does not name a type
    6 | import java.util.StringTokenizer;
      | ^~~~~~
a.cc:6:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:8:1: error: expected unqualified-id before 'public'
    8 | public class Main {
      | ^~~~~~
a.cc:30:5: error: 'StringTokenizer' does not name a type
   30 |     StringTokenizer st;
      |     ^~~~~~~~~~~~~~~
a.cc:31:5: error: 'BufferedReader' does not name a type
   31 |     BufferedReader br;
      |     ^~~~~~~~~~~~~~
a.cc:33:11: error: expected ':' before 'Scanner'
   33 |     public Scanner(InputStream s){      br = new BufferedReader(new InputStreamReader(s));}
      |           ^~~~~~~~
      |           :
a.cc:33:31: error: expected ')' before 's'
   33 |     public Scanner(InputStream s){      br = new BufferedReader(new InputStreamReader(s));}
      |                   ~           ^~
      |                               )
a.cc:35:11: error: expected ':' before 'String'
   35 |     public String next() throws IOException
      |           ^~~~~~~
      |           :
a.cc:35:12: error: 'String' does not name a type
   35 |     public String next() throws IOException
      |            ^~~~~~
a.cc:42:11: error: expected ':' before 'int'
   42 |     public int nextInt() throws IOException {return Integer.parseInt(next());}
      |           ^~~~
      |           :
a.cc:42:24: error: expected ';' at end of member declaration
   42 |     public int nextInt() throws IOException {return Integer.parseInt(next());}
      |                        ^
      |                         ;
a.cc:42:26: error: 'throws' does not name a type
   42 |     public int nextInt() throws IOException {return Integer.parseInt(next());}
      |                          ^~~~~~
a.cc:44:11: error: expected ':' before 'long'
   44 |     public long nextLong() throws IOException {return Long.parseLong(next());}
      |           ^~~~~
      |           :
a.cc:44:26: error: expected ';' at end of member declaration
   44 |     public long nextLong() throws IOException {return Long.parseLong(next());}
      |                          ^
      |                           ;
a.cc:44:28: error: 'throws' does not name a type
   44 |     public long nextLong() throws IOException {return Long.parseLong(next());}
      |                            ^~~~~~
a.cc:46:11: error: expected ':' before 'String'
   46 |     public String nextLine() throws IOException {return br.readLine();}
      |           ^~~~~~~
      |           :
a.cc:46:12: error: 'String' does not name a type
   46 |     public String nextLine() throws IOException {return br.readLine();}
      |            ^~~~~~
a.cc:48:11: error: expected ':' before 'double'
   48 |     public double nextDouble() throws IOException
      |           ^~~~~~~
      |           :
a.cc:48:30: error: expected ';' at end of member declaration
   48 |     public double nextDouble() throws IOException
      |                              ^
      |                               ;
a.cc:48:32: error: 'throws' does not name a type
   48 |     public double nextDouble() throws IOException
      |                                ^~~~~~
a.cc:77:11: error: expected ':' before 'boolean'
   77 |     public boolean ready() throws IOException {return br.ready();}
      |           ^~~~~~~~
      |           :
a.cc:77:12: error: 'boolean' does not name a type; did you mean 'bool'?
   77 |     public boolean ready() throws IOException {return br.ready();}
      |            ^~~~~~~
      |            bool
a.cc:80:2: error: expected ';' after class definition
   80 | }
      |  ^
      |  ;