BOJ 1406 c++ 에디터

BOJ 1406 C++ 에디터

백준 1406

#include <bits/stdc++.h>
using namespace std;

int ea;
list<char> editor;

int main () {
    ios::sync_with_stdio(0);
    cin.tie(0);
    string line;
    cin >> line;
    for (int i = 0; line[i]; i++) {
        editor.push_back(line[i]);
    }
    auto t = editor.end();

    cin >> ea;
    while (ea--) {
        char c;
        cin >> c;
        if (c == 'L') {
            if (t != editor.begin()) {
                t--;
            }
        } else if (c == 'D') {
            if (t != editor.end()) {
                t++;
            }
        } else if (c == 'B') {
            if (t != editor.begin()) {
                t--;
                t = editor.erase(t);
            }
        } else if (c == 'P') {
            char content;
            cin >> content;
            editor.insert(t, content);
        }
    }
    for (auto e : editor) {
        cout << e;
    }
}

• link : https://www.acmicpc.net/submit/1406/21260478