Submission #577125

#	Time	Username	Problem	Language	Result	Execution time	Memory
577125		AngusWong	Crayfish scrivener (IOI12_scrivener)	C++17	34 / 100	111 ms	262144 KiB

scrivener

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

string s;
vector<string> v;

void Init() {
	s="";
	v.clear();
	v.push_back(s);
}

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

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

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

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