ConcurrentModificationException when using iterator and iterator.remove()

Question

    private int checkLevel(String bigWord, Collection dict, MinMax minMax)
{
    /*value initialised to losing*/
    int value = 0; 
    if (minMax ==          


        

Answer 1

When using a for each loop you are not allowed to modify the Collection you are iterating inside the loop. If you need to modify it, use a classic for loop