Submission #1018631

#	Time	Username	Problem	Language	Result	Execution time	Memory
1018631		NeroZein	Crayfish scrivener (IOI12_scrivener)	C++17	34 / 100	116 ms	262144 KiB

scrivener

#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]; 
}

• Subtask 1: 5 / 5
• Subtask 2: 7 / 7
• Subtask 3: 22 / 22
• Subtask 4: 0 / 26
• Subtask 5: 0 / 40