HDU 2072 单词数
http://acm.hdu.edu.cn/showproblem.php?pid=2072
set以及string的一点应用
#include <iostream>#include <fstream>#include <algorithm>#include <string>#include <set>//#include <map>#include <queue>#include <utility>#include <iomanip>#include <stack>#include <list>#include <vector>#include <cstdio>#include <cstdlib>#include <cstring>#include <cmath>//#include <ctime>#include <ctype.h>using namespace std;int main(){string s;char ch;set<string> myset;while (ch = getchar(), ch != '#'){s = "";s += ch;while (ch != '\n'){while (ch = getchar(), ch != ' ' && ch != '\n')s += ch;if (s.length())myset.insert (s);s = "";}printf ("%d\n", myset.size());myset.clear();}return 0;}