counter-game.java

import java.io.*;
import java.math.*;
import java.security.*;
import java.text.*;
import java.util.*;
import java.util.concurrent.*;
import java.util.function.*;
import java.util.regex.*;
import java.util.stream.*;
import static java.util.stream.Collectors.joining;
import static java.util.stream.Collectors.toList;

class Result
{
    /*
     * Complete the 'counterGame' function below.
     *
     * The function is expected to return a STRING.
     * The function accepts LONG_INTEGER n as parameter.
     */
    public static String counterGame(long n)
    {
        int count = 0;
        long a;
        while (n > 1) {
            a = (long)Math.pow(2, Long.toBinaryString(n).length() - 1);
            n = n == a ? n - a : n / 2;
            count++;
        }

        return count % 2 == 0 ? "Richard" : "Louise";
    }
}

public class Solution
{
    public static void main(String[] args) throws IOException
    {
        BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(System.in));
        BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter(System.getenv("OUTPUT_PATH")));

        int t = Integer.parseInt(bufferedReader.readLine().trim());

        IntStream.range(0, t).forEach(tItr -> {
            try {
                long n = Long.parseLong(bufferedReader.readLine().trim());

                String result = Result.counterGame(n);

                bufferedWriter.write(result);
                bufferedWriter.newLine();
            } catch (IOException ex) {
                throw new RuntimeException(ex);
            }
        });

        bufferedReader.close();
        bufferedWriter.close();
    }
}