C# 栈的读写

 

//************定义类的成员以及函数

 

using System;

 

using System.Collections.Generic;

 

using System.Linq;

 

using System.Windows.Forms;

 

 

 

namespace stack_push_pop

 

{

 

    class Stack

 

    {

 

        private int[] arr;

 

        private int sp;

 

        private int count;

 

        public Stack()

 

        {

 

            arr = new int[10];

 

            count = 10;

 

            sp = 0;

 

        }

 

        public Stack(int Length)

 

        {

 

            arr = new int[Length];

 

            count = Length;

 

            sp = 0;

 

        }

 

        public void push(int element)

 

        {

 

            if (sp > count)

 

            {

 

                MessageBox.Show("the satck is full");

 

            }

 

            else { arr[sp] = element; sp++; }

 

 

 

        }

 

        public int pop()

 

        {

 

            if (sp < 0)

 

            {

 

                MessageBox.Show("the stack is enpty");

 

                return (0);

 

            }

 

            else { sp--; return (arr[sp]); }

 

        }

 

    }

 

    static class Program

 

    {

 

        /// <summary>

 

        /// 应®|用®?程¨¬序¨°的Ì?主¡Â入¨?口¨²点Ì?。¡ê

 

        /// </summary>

 

        [STAThread]

 

        static void Main()

 

        {

 

            Application.EnableVisualStyles();

 

            Application.SetCompatibleTextRenderingDefault(false);

 

            Application.Run(new Form1());

 

        }

 

    }

 

}

 

//**************窗体以及各个控件的 属性以及事件

 

 

 

using System;

 

using System.Collections.Generic;

 

using System.ComponentModel;

 

using System.Data;

 

using System.Drawing;

 

using System.Linq;

 

using System.Text;

 

using System.Windows.Forms;

 

 

 

namespace stack_push_pop

 

{

 

    public partial class Form1 : Form

 

    {

 

        public Form1()

 

        {

 

            InitializeComponent();

 

        }

 

 

 

        private void Form1_Load(object sender, EventArgs e)

 

        {

 

            label1.Text = "cin the length of stack";

 

            textBox1.Text = "10";

 

            button1.Text = "push into the stack";

 

            button2.Text = "refesh";

 

 

 

        }

 

 

 

        private void button1_Click(object sender, EventArgs e)

 

        {

 

            int  k, m;

 

            string str;

 

            str = textBox1.Text;

 

            m = Int32.Parse(str);// str 类型转化成int 类型的方法

 

            Stack s1 = new Stack(m);

 

            Random r1 = new Random();

 

            for (int i = 0; i < m; i++)

 

            {

 

                k = r1.Next(10, 20);

 

                s1.push(k);//调用实例化对象s1的函数push 形参为随机数k

 

                label2.Text += k + " ";

 

            }

 

            for (int i = 0; i < m; i++)

 

            {

 

                k = s1.pop();//调用实例化对象s1的函数pop 没有参数只是返回一个int 类型的arr[sp]

 

                label3.Text += k + " ";

 

            }

 

        }

 

 

 

        private void button2_Click(object sender, EventArgs e)

 

        {

 

            textBox1.Text = "";

 

            label2.Text = "";

 

            label3.Text = "";

 

        }

 

    }

 

}

 

 

 

收获：

 

1 定义类的成员以及函数

 

2 数据结构 栈的理解

 

3 字符类型到int 类型的转换

 

4 一定范围 的随机数的产生