제출 #1189606

#제출 시각아이디문제언어결과실행 시간메모리
1189606tapilyoca크레이피쉬 글쓰는 기계 (IOI12_scrivener)C++20
100 / 100
394 ms223616 KiB
#include<ext/rope>
int i=0;
__gnu_cxx::crope r[1000009];
void Init(){}
void TypeLetter(char L){i++;r[i]=r[i-1];r[i].push_back(L);}
void UndoCommands(int U) {i++;r[i]=r[i-U-1];}
char GetLetter(int P) {return r[i][P];}
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