import java.io.*;

class ProgClub2 {
	public static void main(String[] args) throws IOException {
		BufferedReader fin = new BufferedReader( new FileReader("ProgClub2.txt") );
		for (int rep = 0; rep < 1; rep++) {
			main(fin);
		}
		fin.close(); 
	}

	static final String set1 = "ABCDEFGHIJKLMNOP";
	static final String set2 = "QRSTUVWXYZKLMNOP";
	public static void main(BufferedReader fin) throws IOException {
		String input = fin.readLine().toUpperCase();


		String step2 = "";
		int temp;
		for (int i = 0; i < input.length(); i++) {
			step2 += toHex(((temp = set1.indexOf(input.charAt(i))) > -1 ? temp : set2.indexOf(input.charAt(i)))).toUpperCase();
		}


		String step1 = "";


		System.out.println(step2);
	}

	static int toint (String hex) {
		return Integer.parseInt(hex, 16);
	}

	static String toHex(int n) {
		return Integer.toHexString(n);
	}
}