단어 뒤집기 2 (feat. 백준, 17413번)

단어 뒤집기 2
https://www.acmicpc.net/problem/17413

17413번: 단어 뒤집기 2

 

// woohyeon.kim
// kim519620.tistory.com
#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
using namespace std;
int main() {
	ios::sync_with_stdio(false), cin.tie(NULL);
    string str1, str2;
    vector<string> ans;
    getline(cin, str1);
    bool is_reverse = true;
    for(register int i = 0; i < str1.size(); ++i){
        if(str1.at(i) == '<'){
            if(!str2.empty()){
                if(is_reverse)
                    reverse(str2.begin(), str2.end());    
                ans.push_back(str2), str2.clear();
            }
            is_reverse = false, str2 += str1.at(i);
        }
        else if(str1.at(i) == '>')
            is_reverse = true, str2 += str1.at(i), ans.push_back(str2), str2.clear();
        else if(str1.at(i) == ' '){
            if(is_reverse)
                reverse(str2.begin(), str2.end());
            str2 += str1.at(i), ans.push_back(str2), str2.clear();
        }
        else
            str2 += str1.at(i);
    }
    if(!str2.empty()){
        if(is_reverse)
            reverse(str2.begin(), str2.end());
        ans.push_back(str2);
    }
    for(auto& str : ans)
        cout << str;
	return 0;
}
// *&)*@*

 

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주어진 조건에 따라 문자열을 reverse 취하는 문제입니다.