hdu 2072 截取字符操作

#include<cstdio>
#include<cstring>
#include<iostream>
#include<string>
#include<set>
using namespace std;
int main(){
	string str;
	set<string > q;
	char sss[1005];
	while(gets(sss)){
		str=sss;
		q.clear();
		if(str=="#") break;
		int i;
		for(i=0;i<str.size();){
			string tmp;
			while(str[i]>='a'&&str[i]<='z'){
				tmp+=str[i];
				i++;
			}
			if(tmp.size()>0)
				q.insert(tmp);
			while(str[i]==' ') i++;
		}
		printf("%d\n",q.size());
	}
}

hdu 2072 截取字符操作

原文：http://blog.csdn.net/cnh294141800/article/details/45206863