Submission #68396

#	Time	Username	Problem	Language	Result	Execution time	Memory
68396		nvmdava	Crayfish scrivener (IOI12_scrivener)	C++17	34 / 100	540 ms	263168 KiB

scrivener

#include <bits/stdc++.h>
using namespace std;
string s[1000001];
int now = 0, i = 0;
void Init() {}
 
void TypeLetter(char L) {
	s[i] = s[now] + L;
	now = i;
	i++;
}
 
void UndoCommands(int U) {
	now = i - U - 1;
	s[i] = s[now];
	i++;
}
 
char GetLetter(int P) {
  return s[i - 1][P];
}

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