SoftwareBugs.java

 
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Scanner;
 
/**
 *
 * @author cteam070
 */
public class SoftwareBugs {
 
    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) throws IOException {
 
        Scanner sc = new Scanner(System.in);
        StringBuilder line;
        while (sc.hasNextInt()) {
            int t = sc.nextInt();
            String bug = sc.next();
            int len = bug.length();
 
            BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
 
            for (int i = 0; i < t; i++) {
                int n = 0;
                line = new StringBuilder(br.readLine());
                while (true) {
                    n = line.indexOf(bug, n);
                    if (n == -1) {
                        break;
                    }
 
                    line = line.delete(n, n + len);
                    n = n + 1 > len ? n + 1 - len : 0;
                }
                System.out.println(line);
            }
 
        }
    }
}