Created
May 27, 2014 02:01
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| // 希望这个会好点，但是Contains的时间复杂度高了 | |
| class LinkedSet<T> | |
| where T : class | |
| { | |
| private List<T> _set = new List<T>(); | |
| public void Add(T elem) | |
| { | |
| _set.Add(elem); | |
| } | |
| public T RemoveOne() | |
| { | |
| T result = null; | |
| if (_set.Count > 0) | |
| { | |
| result = _set.ElementAt(_set.Count - 1); | |
| _set.RemoveAt(_set.Count - 1); | |
| } | |
| return result; | |
| } | |
| public bool IsEmpty() | |
| { | |
| return _set.Count == 0; | |
| } | |
| public bool Contains(T elem) | |
| { | |
| return _set.Contains(elem); | |
| } | |
| } |
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