제출 #398136

#제출 시각아이디문제언어결과실행 시간메모리
398136chirathnirodha크레이피쉬 글쓰는 기계 (IOI12_scrivener)C++17
34 / 100
168 ms262148 KiB
//Coded by Chirath Nirodha #include<bits/stdc++.h> using namespace std; vector<string> s; vector<int> seq; void Init(){ string x; seq.push_back(0); s.push_back(x); } void TypeLetter(char L) { string x=s[seq[seq.size()-1]]; x.push_back(L); seq.push_back(s.size()); s.push_back(x); } void UndoCommands(int U) { seq.push_back(seq[seq.size()-1-U]); } char GetLetter(int P) { return s[seq[seq.size()-1]][P]; }
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