C++随机点名生成器实例代码（老师们的福音！）

#include <bits/stdc++.h> 
#include <conio.h>
#include <windows.h>
static const int MAXN=101;//limit
using namespace std;
struct Information
{
 char name[MAXN];
}stu[MAXN];
bool vis[MAXN];
FILE *fp;
int num,cnt,randnum;
char ch,filename[MAXN],line[MAXN];
inline void copyright()
{
 puts(\"Program Name: Random Name.\\n\");
 Sleep(1000);
 puts(\"Design By:BeyondLimits.\\n\");
 Sleep(1000);
 puts(\"All rights reserved.\\n\");
 Sleep(1000);
}
inline void input()
{
 puts(\"Please input the file name of the name list.\\n\");
 gets(filename);
 fp=fopen(filename,\"r\");
 puts(\"Everything is ready.\\n\");
}
inline void work()
{
 while(fgets(line,sizeof(line)-1,fp)) if(line[0]!=\'\\n\'&&line[0]!=\' \') sscanf(line,\"%s\\n\",stu[cnt++].name);//input information
 srand(0);
 puts(\"Press Space to get a random name or press any other key to exit.\\n\");
 while((ch=getch())==\' \')
 {
  randnum=rand()%cnt;
  while(vis[randnum]) randnum=rand()%cnt;
  vis[randnum]=true;
  printf(\"%s\\n\",stu[randnum].name);
  if(++num==cnt)
  {
   puts(\"Program has been exited.\\n\");
   puts(\"Thank you for your using.\\n\");
   return ;
  }
 }
}
int main()
{
 copyright();//copyright announce
 input();//input file name
 work();//main work
 return 0;
}