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²¢ÇÒÕâ¸öËã·¨ÀûÓÃC(n,k) = C(n,n-k)À´¼ò»¯Ñî»ÔÈý½ÇµÄÊý×飬Ëã·¨µÄʱ¼ä¸´ÔӶȱȽϵ͡£
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Mail£ºrainday163@163.com
ÏÂÃæÊÇÎÒдµÄ´úÂë²¢¸½´ø²âÊÔº¯Êý£ºDev-C++ 4.9.9.2ϲâÊÔͨ¹ý¡£
/*---------------------------------------------------------------------
//file name:combination.cpp
//Coder: rainday163
//E-mail: rainday1631@163.com
//Create date: 2009.9.4
//Last modify date: 2009.9.28
//Test platform: WinXP sp2 & Dev-C++ 4.9.9.2
---------------------------------------------------------------------*/
#include <typeinfo>
#include <vector>
#include <stdexcept>
#include <iostream>
template <typename T1,typename T2>
T1 combination(T2 const &n,T2 const &k)
{
//ÀàÐͼì²é
if( !( (typeid(T1) == typeid(unsigned long long))
     ||(typeid(T1) == typeid(long long))
     ||(typeid(T1) == typeid(unsigned long))
     ||(typeid(T1) == typeid(long))
     ||(typeid(T1) == typeid(unsigned int))
     ||(typeid(T1) == typeid(int))
     ||(typeid(T1) == typeid(unsigned short))
     ||(typeid(T1) == typeid(short)) ) )
{
   throw std::out_of_range("Type of return value Error!");
}
if( !( (typeid(T2) == typeid(long))
     || (typeid(T2) == typeid(unsigned int))
     || (typeid(T2) == typeid(int))
     || (typeid(T2) == typeid(unsigned short))
     || (typeid(T2) == typeid(short))
      ) )
{
   throw std::out_of_range("Type of parameter Error!");
}
if((n|k)<0)//È·±£n,kΪÕýÖµ
{
   throw std::out_of_range("Error£ºnegative parameter!");
}
if(n<k)
 {
  throw std::out_of_range("Error£ºK > N ,Please check your input!");
&nb


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ÈçºÎʹÓ÷ºÐÍÄ£擬virtual? (C/C++) (template)

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http://topic.csdn.net/u/20100524/14/0eff992a-2849-4db6-bdaa-d4a200e79b7c.html
Çë·Ö±ðÓÃC++µÄÃæÏò¶ÔÏóºÍ·ºÐÍ»úÖÆ£¬±àдʵÏÖTemplate MethodģʽµÄʾÀý´úÂ룬²¢±È½ÏÁ½ÖÖ·½Ê½¸÷×ÔµÄÓÅȱµã¡£
ÓÃÐ麯ÊýʵÏÖTemplate MethodµÄ·½Ê½¾Í²»¶à˵ÁË¡£Ó÷ºÐ͵ķ½Ê½ÊµÏÖ¶à̬ÔÚATLÀïÃæÓдóÁ¿µÄÓõ½£¡
·ºÐ͵ ......

Beautify your c/c++ source code

http://uncrustify.sourceforge.net/
Ident code, aligning on parens, assignments, etc
Align on '=' and variable definitions
Align structure initializers
Align #define stuff
Align backslash-newline stuff
Reformat comments (a little bit)
Fix inter-character spacing
Add or remove parens on return ......

C/C++º¯Êý²ÎÊý,´«ÖµÓò´«Ö·µÄÇø±ð!!!

/*
* File: main.cpp
* Author: Vicky
*
* Created on 2010Äê5ÔÂ8ÈÕ, ÏÂÎç2:47
*/
#include <iostream>
using namespace std;
class A{
public:
A(){
cout << "Ö´Ðй¹Ô캯Êý´´½¨Ò»¸ö¶ÔÏó" << endl;
}
A(A&){
cout << "Ö´Ðп½±´º¯Êý¿½±´Ò»¸ö¶ ......

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ÈçFunc1();
l         int Func1()ÔÚCÖбíʾ¿É´øÈÎÒâ²ÎÊýµÄº¯Êý£¬ÕâÊÇCµÄ©¶´£¬Ê¹µÃËü±Ü¿ªÁ˲ÎÊýÀàÐͼì²é£»¶øC++Öбíʾ²»´ ......
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