题解 | 句子逆序

#include <iostream>
#include <string>
#include <vector>
using namespace std;

int main() {
    string data;
    getline(cin, data);
    string result = "";
    vector<string> dataList;
    for (int k = 0;k<data.length(); k++) {
        if (data[k] != ' ') {
            result += data[k];
        }
        else{
            dataList.push_back(result);
            result = " ";
            dataList.push_back(result);
            result = "";
        }
    }
    dataList.push_back(result);
    for (int i = dataList.size()-1;i>=0; i--) {
        cout<<dataList[i];
    }
    cout<<endl;
}
// 64 位输出请用 printf("%lld")