제출 #456117

#제출 시각아이디문제언어결과실행 시간메모리
456117Khizri크레이피쉬 글쓰는 기계 (IOI12_scrivener)C++17
34 / 100
147 ms262148 KiB
#include <bits/stdc++.h> using namespace std; const int mxn=1e6+5; int k=0; string arr[mxn]; char last; void Init() {} void TypeLetter(char L) { k++; string s=arr[k-1]; s+=L; arr[k]=s; } void UndoCommands(int U) { ++k; arr[k]=arr[k-U-1]; } char GetLetter(int P) { return arr[k][P]; }
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