PrintWriter

import java.io.*;
class  	PrintWriterDemo
{
	public static void main(String[] args) throws IOException
	{

		BufferedReader bufr = 
			new BufferedReader(new InputStreamReader(System.in));

		PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter("out.txt")),true);


		String line = null;

		while((line=bufr.readLine())!=null)
		{
			if("ol".equals(line))
				break;
			out.println(line.toUpperCase());
//			out.flush();

		}
		
		out.close();
		bufr.close();

	
	}
}