import java.util.*;

class Solution {
    public String[] solution(String[] strArr) {
        ArrayList <String> list = new ArrayList <String> ();
        
        for (String el: strArr) {
            if (el.contains("ad")) {
                continue;
            } else {
                list.add(el);
            }
        }
        
        return list.toArray(new String[0]);
    }
}