제출 #1018631

#제출 시각아이디문제언어결과실행 시간메모리
1018631NeroZein크레이피쉬 글쓰는 기계 (IOI12_scrivener)C++17
34 / 100
116 ms262144 KiB
#include <bits/stdc++.h>
using namespace std; 
char last;

vector<string> v;
void Init() {
  v.push_back({""});
}

void TypeLetter(char L) {
  string s = v.back();
  s += L;
  v.push_back(s);
}

void UndoCommands(int U) {
  string s = v[v.size() - 1 - U];
  v.push_back(s);
}

char GetLetter(int P) {
  string s = v.back();
  return s[P]; 
}
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