python
shell
c
java
class Recursive{
public static void main(String[] args){
System.out.println(recursive(5));
}
public static int recursive(int i){
if(i == 1){
return 1;
}
return i * recursive(i-1);
}
}原文：http://zhangke0516.blog.51cto.com/1655731/1863879