URI1272HiddenMessage.java

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;

/**
 * See
 * <a href="https://www.urionlinejudge.com.br/judge/en/problems/view/1272">Hidden
 * Message</a>
 *
 * @author Brian Yeicol Restrepo Tangarife
 */
public class URI1272HiddenMessage {

    static BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
    static PrintWriter out = new PrintWriter(System.out);

    public static void main(String[] args) throws IOException {
        int N = readInt();
        while (N-- > 0) {
            String[] words = read().trim().split("\\s+");

            for (String word : words) {
                out.print(word.length() > 0 ? word.substring(0, 1) : "");
            }
            out.println();
        }
        out.close();
    }

    private static String read() throws IOException {
        return in.readLine();
    }

    private static int readInt() throws IOException {
        return Integer.parseInt(in.readLine());
    }

}