面试宝典——将一句话里的单词进行倒置，标点符号不倒置

#include"iostream"
#include"string"
#include"vector"
#include"sstream"
#include"stdio.h"
using namespace std;

int main()
{
    string str;
    vector<string> word;
    string res;

    while(getline(cin,str))
    {
        word.clear();
        stringstream input(str);
        while(input>>res)
        {
            word.push_back(res);
        }
        for(int i=word.size()-1;i>0;i--)
            cout<<word[i]<<" ";
        cout<<word[0]<<endl;
    }
    return 0;
}