程序有问题,赶紧来看看,死循环了。
#include <iostream>
#include <vector>
#include <algorithm>
#include <string>
using namespace std;
int main()
{
//提示用户输入
cout<<"Please enter the word"<<endl;
vector<string> wordlist;
string word;
while (cin>>word) //没有判断输入结束的
{
wordlist.push_back(word);
}
//将输入的单词进行排序
sort (wordlist.begin(),wordlist.end());
//检查wordlist 为空
typedef vector<string>::size_type vec_sz;
vec_sz size=wordlist.size();
if (size==0)
{
cout<<endl<<"You must enter some words."<<endl;
return 1;
}
//对不同的单词进行统计并输出
for (int i=0;i<=wordlist.size();i++)
{int sum;
if (wordlist[i] == wordlist[i++])
{sum++; } //这样只判断了相邻的两个
else
{
cout<<wordlist[i]<<" "<<sum<<endl;
sum = 0;
}
}
return 0;
}