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public class Test {
static int multiply(int n){
if(n==1||n==0)
return n;
else
return n*multiply(n-1);
}

public static void main(String[] args){
System.out.println(multiply(10));
}
}
ÉÏÃæµÄmultiplyÊÇÒ»¸ö½×³ËµÄÀý×Ó¡£ÆäʵµÝ¹éµÝ¹é£¬´Ó×ÖÃæÉϽâÊ;ÍÊÇÔÚ·½·¨±¾Éíµ÷ÓÃ×Ô¼ºµÄ·½·¨£¬»òÕß¼ä½Óµ÷Ó㻿´ÉÏÃæµÄ³ÌÐò£¬ÄÃmultiply(5)À´Ëµ£º   
n=5;Ö´ÐÐ 5*multiply(4);   
--------------------   
Õâʱºò¿´multiply(4)   
n=4 Ö´ÐÐ 4*multiply(3);   
-------------------   
¿´multiply(3)   
n=3,Ö´ÐÐ 3*multiply(2);   
---------------   
mulitply(2);   
n=2 Ö´ÐÐ 2*mulitply(1);   
Õâʱºò£¬return 1;ÍùÉÏ·µ»Ø   
2*1ÏòÉÏ·µ»Ø   
3*(2*1)ÏòÉÏ·µ»Ø   
4*£¨3*£¨2*1£©£© ÏòÉÏ·µ»Ø   
5*£¨4*£¨3*£¨2*1£©£© £© = 120   
ËùÒÔ³ÌÐòÊä³ö120;   
Õâʼòµ¥µÄµÝ¹éµÄÀý×Ó£»ËùÒÔ¿ÉÒÔ¿´³öÀ´µÝ¹éµÄ¹Ø¼üµÃÓеݹé³ö¿Ú(±¾ÌåµÄIfÓï¾ä)£¬»¹Óеݹ鷽·¨£»   
ÒÔÏÂÊÇÎÒÔÚ°Ù¶ÈÖªµÀÅöµ½Ò»¸öÅóÓѵÄÌáÎÊ,Ò²ÊǹØÓڵݹéËã·¨µÄ:
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public class Count
{
static void count(int n) //µÝ¹é·½·¨
{
if (n<5)
count(n+1);
System.out.print(" "+n);
}
public static void main(String args[])
{
count(1)


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