I seem to be matching the conditions, maybe I'm not understanding what needs to be done, or have I messed up something?
package com.codegym.task.task07.task0716;
import java.util.ArrayList;
import java.util.Collections;
/*
R or L
*/
public class Solution {
public static ArrayList<Integer> delete = new ArrayList<Integer>();
public static ArrayList<String> duplicate = new ArrayList<String>();
public static void main(String[] args) throws Exception {
ArrayList<String> list = new ArrayList<String>();
list.add("rose"); // 0
list.add("measure"); // 1
list.add("love"); // 2
list.add("lyre");
list.add("wade");
list.add("bark");
list.add("bar");
list.add("baby");
list = fix(list);
for (String s : list) {
System.out.println(s);
}
}
public static ArrayList<String> fix(ArrayList<String> list) {
// Track what needs to be deleted.
int loc = 0;
for (String s : list) {
if (s.contains("r") || s.contains("l")) {
if (s.contains("r") && !s.contains("l")) {
delete.add(loc);
}
if (s.contains("l") && !s.contains("r")) {
duplicate.add(s);
}
}
loc++;
}
// Reverse the order for deletion
Collections.sort(delete, Collections.reverseOrder());
// Delete matching conditions
for (int i = 0; i < delete.size(); i++) {
list.remove(delete.get(i).intValue());
}
// Create the duplicates
for (int i = 0; i < duplicate.size(); i++) {
list.add(duplicate.get(i));
}
return list;
}
}