#include <iostream>
#include <string>
#include <map>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
using namespace std;
int main()
{
	char c;
	map<string,int> word;
	while((c=getchar() )!=‘#‘)
	{
		string temp="";
		while(c!=‘\n‘&&c!=‘ ‘&&c!=‘#‘)
		{
			temp+=c;
			c=getchar();
		}
		//int m=word.size();
		if(c==‘#‘)		return 0;
		if(temp.length() )	word.insert(map<string,int> :: value_type(temp,0)) ;
		if(c==‘\n‘)
		{cout<<word.size()<<endl;	word.clear();}
	}
	return 0;
}

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