제출 #883247

#제출 시각아이디문제언어결과실행 시간메모리
883247JakobZorz크레이피쉬 글쓰는 기계 (IOI12_scrivener)C++14
34 / 100
102 ms262144 KiB
#include<iostream>
using namespace std;

int curr;
string strs[1000000];

void Init() {}

void TypeLetter(char L) {
    curr++;
    strs[curr]=strs[curr-1]+L;
}

void UndoCommands(int U) {
    curr++;
    strs[curr]=strs[curr-U-1];
}

char GetLetter(int P) {
    return strs[curr][P];
}
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