Bugs.java

 
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
 
/**
 *
 * @author cteam095
 */
public class Bugs {
 
    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
 
 
        String inputLine = br.readLine();
 
 
        while (inputLine != null) {
 
            String[] split = inputLine.split(" ");
 
            int lines = Integer.parseInt(split[0]);
 
            String pattern = split[1];
            String firstChar = String.valueOf(pattern.charAt(0));
            String lastChar = String.valueOf(pattern.charAt(pattern.length() - 1));
 
            for (int i = 0; i < lines; i++) {
                //String line = "printfBUG(\"Hello,world!\\n\");";
 
                String line = br.readLine();
 
                String temp = line;
                String prefix = "";
                String suffix = "";
 
                int indexOf = temp.indexOf(firstChar);
                int indexOf2 = temp.lastIndexOf(lastChar);
 
 
                int oldLength;
                while (indexOf != -1 && indexOf2 != -1) {
 
                    prefix = prefix + temp.substring(0, indexOf);
                    suffix = temp.substring(indexOf2 + 1)+suffix  ;
                    temp = temp.substring(indexOf, indexOf2 + 1);
 
 
                    oldLength = temp.length();
                    temp = temp.replaceAll(pattern, "");
                    if (temp.length() == oldLength) {
                        break;
                    }
 
                    indexOf = temp.indexOf(firstChar);
                    indexOf2 = temp.lastIndexOf(lastChar);
 
                };
 
 
 
                System.out.println(prefix + temp + suffix);
 
            }
            inputLine = br.readLine();
        }
    }
}