제출 #252539

#제출 시각아이디문제언어결과실행 시간메모리
252539Kubin크레이피쉬 글쓰는 기계 (IOI12_scrivener)C++17
5 / 100
165 ms262148 KiB
#include <bits/stdc++.h> using namespace std; vector<string> history; void Init() { history.push_back(""); } void TypeLetter(char ch) { history.push_back(history.back() + ch); } void UndoCommands(int k) { history.push_back(history.rbegin()[k - 1]); } char GetLetter(int i) { return history.back()[i]; }
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