제출 #398275

#제출 시각아이디문제언어결과실행 시간메모리
398275chirathnirodhaCrayfish scrivener (IOI12_scrivener)C++17
0 / 100
137 ms262148 KiB
//Coded by Chirath Nirodha #include<bits/stdc++.h> using namespace std; string temp(1000000,' '); vector<int> seq(1000001,0); vector<string> s(1000001,temp); int ss,seqs; void Init(){ string x; seq[0]=0; s[0]=x; seqs=ss=1; } void TypeLetter(char L) { string x=s[seq[seqs-1]]; x.push_back(L); seq[seqs]=ss;seqs++; s[ss]=x;ss++; } void UndoCommands(int U) { seq[seqs]=seq[seqs-1-U];seqs++; } char GetLetter(int P) { return s[seq[seqs-1]][P]; }
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