oj。innlab,net 进程跟踪

#include<iostream>
#include<cstdlib>
#include<cmath>
#include<cstdio>
#include<cstring>
#include<algorithm>
#include<map>
using namespace std;
int cnt = 0;
char hash[10000];
map<string,int> q;
struct e
{
 char ch[1000];
}E[10005];
void read( char str[] )
{
 int i = 0;
 char ch[10000];
 while( str[i] && str[i] != '(' )
  ch[i] = str[i],++i;
 ch[i] = 0;
 q[ch] = 0;
}
int main(  )
{
 
 char str[1005];
 int t = 3;
 while( t-- && gets( str )  )
 {
  read( str );
 }
 map<string,int>::iterator it;
 for( it = q.begin(); it != q.end(); ++it )
  cout << it -> first<<endl;
 //system( "pause" );
 return 0;
}

来源：https://www.cnblogs.com/QQbai/archive/2011/08/04/2127707.html