제출 #1232971

#제출 시각아이디문제언어결과실행 시간메모리
1232971inesfi크레이피쉬 글쓰는 기계 (IOI12_scrivener)C++20
34 / 100
11 ms25416 KiB
#include<bits/stdc++.h>
using namespace std;

const int TAILLEMAXI=5002;
vector<char> versions[TAILLEMAXI];
int tour;

void Init() {
    versions[0]={};
    tour=1;
}

void TypeLetter(char L) {
    versions[tour]=versions[tour-1];
    versions[tour].push_back(L);
    tour++;
}

void UndoCommands(int U) {
    versions[tour]=versions[tour-U-1];
    tour++;
}

char GetLetter(int P) {
    return versions[tour-1][P];
}
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#Verdict Execution timeMemoryGrader output
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