Submission #976605

#	Time	Username	Problem	Language	Result	Execution time	Memory
976605		Isam	Crayfish scrivener (IOI12_scrivener)	C++17	12 / 100	99 ms	262144 KiB

scrivener

#include<bits/stdc++.h>
using namespace std;

string s[1000001];

int tot;

void Init(){};

void TypeLetter(char L){
	
	++tot;
	if(tot > 1) s[tot] = s[tot-1] + L;
	else s[tot] = L;
}

void UndoCommands(int U){
	s[tot] = s[tot - U];
}

char GetLetter(int P){
	return s[tot][P];
}

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