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package com.codegym.task.task07.task0716;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
/*
R or L
*/
public class Solution {
public static void main(String[] args) throws Exception {
ArrayList<String> list = new ArrayList<String>();
list.add("rose"); // 0
list.add("love"); // 1
list.add("lyre"); // 2
list = fix(list);
for (String s : list) {
System.out.println(s);
}
}
public static ArrayList<String> fix( ArrayList<String> list) {
// Remove element containing character 'r'.
Iterator<String> it = list.iterator();
while (it.hasNext()) {
String nextItem = it.next();
if (nextItem.contains("r") && ! nextItem.contains ( "l" )) {
it.remove();
}
}
// add the word without r
for (int i=0; i<list.size(); i+=2 ){
String s = list.get(i);
if (s.contains("l") && !s.contains("r"))
list.add(i, s);
}
return list;
}
}