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namespace SelectSort
{
    public partial class frmMain : Form
    {
        struct rectype
        {
            public int key;
            public string other;
        }private rectype[] r;
        private const int n = 10;/// <summary>
        /// 构造函数
        /// </summary>
        public frmMain()
        {
            InitializeComponent();

            r 

= new rectype[n];

            Random ran 

= new Random();for (int i = 0; i < n; i++)
            {
                r[i].key = ran.Next(100);
                r[i].other = "我是" + r[i].key;
                this.lbUnSort.Items.Add(r[i].other);
            }
        }/// <summary>
        /// 开始排序
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnSort_Click(object sender, EventArgs e)
        {
            this.SELECTSORT();for (int i = 0; i < n; i++)
            {
                this.lbSort.Items.Add(r[i].other);
            }

        }

/// <summary>
        /// 排序算法
        /// </summary>
        private void SELECTSORT()
        {
            int i, j, k;
            rectype temp;for (i = 0; i < n - 1; i++)
            {
                k = i;
                for (j = i + 1; j < n; j++)
                {
                    if (r[j].key < r[k].key)
                    {
                        k = j;
                    }
                }if (k != i)
                {
                    temp = r[i];
                    r[i] = r[k];
                    r[k] = temp;
                }
            }
        }
    }
}