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java£ºµÝ¹é£º10ԪǮ°´1£¬2£¬5ÔªÈÎÒâ×éºÏ

package game;
public class Money {
 public static void main(String[] args) {
  fun("", 10);
  System.out.println("×ܹ²Ëã·¨£º" + i);
 }
 // 10ԪǮµÄ×é³É£¬1£¬2£¬5ÈÎÒâ×éºÏ
 public static int i = 1;
 public static void fun(String log, int n) {
  // int num = n;
  if (0 == n) {
   System.out.println(log.substring(0, log.length() - 1) + "=");
   return;
  } else if (1 == n) {
   System.out.println(log + "1" + "=");
   return;
  }
  if (n >= 1)
   fun(log + "1+", n - 1);
  if (n >= 2)
   fun(log + "2+", n - 2);
  if (n >= 5)
   fun(log + "5+", n - 5);
  i++;
 }
}


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JAVAÖÐÕýÔò±í´ïʽµÄÓ¦Óà (Ò»)

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Jakarta-OROÊÇ×îÈ«ÃæÒÔ¼°ÓÅ»¯µÃ×îºÃµÄÕýÔò±í´ïʽAPIÖ®Ò»£¬Jakarta-ORO¿âÒÔǰ½Ð×öOROMatcher£¬ÊÇÓÉDaniel F. Savarese±àд£¬ºóÀ´Ëû½«ÆäÔùÓëJakarta Project£¬¶ÁÕß¿ÉÔÚApache.orgµÄÍøÕ¾ ÏÂÔØ¸ÃAPI°ü¡£
Ðí¶àÔ´´úÂ뿪·ÅµÄÕýÔò±í´ïʽ¿â¶¼ÊÇÖ§³ÖPerl5¼æÈݵÄÕýÔò±í´ïʽÓï·¨£¬Jakarta-OROÕýÔ ......

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Öйú¹«ÀúËã·¨²»ÊÇÌ«ÄÑ£¬¹Ø¼üÊÇÐÇÆÚÖµµÄÈ·¶¨¡£ÕâÀï¸ø³öÁ˼òµ¥Ëã·¨£º 
public static int dayOfWeek(int y, int m, int d) {
int w = 1; // ¹«ÀúÒ»ÄêÒ»ÔÂÒ»ÈÕÊÇÐÇÆÚÒ»£¬ËùÒÔÆðʼֵΪÐÇÆÚÈÕ
y = (y-1)%400 + 1; //&n ......

java£º¾­µäÎļþдÈëºÍ¶ÁÈ¡£¬Ëٶȳ¬¿ì

package arrays.file;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStreamRea ......

java£ºÈýÖÖ¾­µä´óÅÅÐò»ã×Ü£¬Ã°ÅÝ£¬²åÈ룬ѡÔñ

package arrays.myArray;
public class SortArr {
 public static void main(String[] args) {
  int[] arrInt = { 4, 7, 8, 5, 6, 3, 2, 3, 4 };
  maoPaoSort(arrInt);
  print("ðÅÝÅÅÐò£º", arrInt);
  arrInt = new int[]{ 4, 7, 8, 5, 6, 3, 2, 3, 4 };
 & ......
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