¿ìËÙÅÅÐòËã·¨µÄJAVAʵÏÖ
package Utils.Sort;
/**
*¿ìËÙÅÅÐò£¬ÒªÇó´ýÅÅÐòµÄÊý×鱨ÐëʵÏÖComparable½Ó¿Ú
*/
public class QuickSort implements SortStrategy
{
private static final int CUTOFF = 3; //µ±ÔªËØÊý´óÓÚ´Ëֵʱ²ÉÓÿìËÙÅÅÐò
/**
*ÀûÓÿìËÙÅÅÐòËã·¨¶ÔÊý×éobj½øÐÐÅÅÐò£¬ÒªÇó´ýÅÅÐòµÄÊý×鱨ÐëʵÏÖÁËComparable½Ó¿Ú
*/
public void sort(Comparable[] obj)
{
if (obj == null)
{
throw new NullPointerException("The argument can not be null!");
}
quickSort(obj, 0, obj.length - 1);
}
/**
*¶ÔÊý×éobj¿ìËÙÅÅÐò
*@param obj¡¡´ýÅÅÐòµÄÊý×é
*@param left Êý×éµÄϽç
*@param right Êý×éµÄÉϽç
*/
private void quickSort(Comparable[] obj, int left, int right)
{
if (left + CUTOFF > right)
{
&
Ïà¹ØÎĵµ£º
¡ñÒÑÖªÔ²µÄÃæ»ýArea=π*r*r£¬Çó°ë¾¶r¡£
import javax.swing.JOptionPane;
public class T6 {
public static void main(String args[]) {
String s = JOptionPane.showInputDialog("ÇëÊäÈëÔ²Ãæ»ý£º");
double Area = Double.parseDouble(s);
double r;
r = Math.sqrt(Area / M ......
˵À´Í´¿à£¬¹ØÓÚjava°ü½á¹¹£¬´ò°ü£¬±àÒ룬ÔËÐеÄ֪ʶ£¬ÎÒÊÇѧÁËÍü£¬ÍüÁËѧ¡£ËäÈ»¾ø´ó²¿·Ö¿ª·¢»ùÓÚ¶ÔIDEµÄʹÓ㬲¢ÇÒºÜˬ£¬µ«Ã¿´Î»Ø¹éÃüÁîÐÐģʽʱ£¬ÓÉÓÚȱ·¦¶Ôjava°ü½á¹¹¡¢´ò°ü¡¢±àÒë¡¢ÔËÐÐÏà¹ØµÄ֪ʶ×ܽἰÊìÁ·ÔËÓ㬿Éν´ç²½ÄÑÐÐ
ÍøÉÏËäȻɢ²¼ºÜ¶à¹ØÓÚÕâ·½ÃæµÄÂÛÊö£¬µ«×ܸоõ²»·ûºÏÎÒµÄÇÐÉíʵ¼Ê
¿´À´£¬×Ô¼º¶¯ÊÖ¹éÄÉ×ܽᣠ......
Java IOѧϰ±Ê¼Ç£º×Ö½ÚÁ÷
×Ö½ÚÁ÷ÊÇ×î»ù±¾µÄÁ÷£¬ÎļþµÄ²Ù×÷¡¢ÍøÂçÊý¾ÝµÄ´«ÊäµÈµÈ¶¼ÒÀÀµÓÚ×Ö½ÚÁ÷¡£¶ø×Ö·ûÁ÷³£³£ÓÃÓÚ¶ÁÈ¡Îı¾ÀàÐ͵ÄÊý¾Ý»ò×Ö·û´®Á÷µÄ²Ù×÷µÈµÈ¡£
¹ØÓÚ×Ö½ÚÁ÷µÄAPI£¬Ã»Ê²Ã´ºÃ˵µÄ£¬¿´¿´¾ÍÖªµÀÁË¡£ÕâÀïÌô¼¸¸ö¹Ø¼üµã£º
Ò»¡¢InputStreamµÄAPI
1¡¢public int read()
´ÓÊäÈëÁ÷¶ÁÈ¡ÏÂÒ»¸ö ......
package Utils.Sort;
/**
*ÀûÓÃðÅÝÅÅÐò·¨¶ÔÊý×éÅÅÐò£¬Êý×éÖÐÔªËØ±ØÐëʵÏÖÁËComparable½Ó¿Ú¡£
*/
public class BubbleSort implements SortStrategy
{
/**
*¶ÔÊý×éobjÖеÄÔªËØÒÔðÅÝÅÅÐòËã·¨½øÐÐÅÅÐò
......