stackdemo.java

java课程的资料以及实验的代码

import java.util.*;

public class StackDemo extends Stack
{
	public static void main(String[] args)
	{
		StackDemo sd = new StackDemo();
		
		sd.push(new Integer(10));
		sd.push(new Integer(20));
		sd.push(new Integer(30));
		
		int position1 = sd.search(new Integer(10));
		int position2 = sd.search(new Integer(20));
		int position3 = sd.search(new Integer(30));
		
		System.out.println(position1);
		System.out.println(position2);
		System.out.println(position3);
		
		int j = sd.size();
		System.out.println("当前栈的大小："+j);
		
		for(int i=0;i<j;i++)
		{
			sd.pop();	
			System.out.println("当前栈的大小："+sd.size());
		}		
	}
}