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/// <summary>
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/// 一个简单的 堆栈
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/// </summary>
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public class myStack
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{
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private myNode topNode = null;
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private int count = 0;
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/// <summary>
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/// 出栈
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/// </summary>
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/// <returns></returns>
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public object Pop()
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{
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object objPop = null;
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if (topNode == null) return null;
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objPop = topNode.Data;
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topNode = topNode.Next;
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count--;
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return objPop;
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}
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/// <summary>
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/// 栈的元素个数
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/// </summary>
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public int Count{ get{return count;} }
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/// <summary>
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/// 进栈
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/// </summary>
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/// <param name="obj"></param>
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public void Push(object obj)
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{
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myNode newNode = new myNode();
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newNode.Data = obj;
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newNode.Next = topNode;
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count++;
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topNode = newNode;
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}
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class myNode
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{
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private object data;
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private myNode next;
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public myNode Next
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{
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get { return next; }
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set { next = value; }
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}
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public object Data
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{
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get { return data; }
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set { data = value; }
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}
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}
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}
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