Submission #1232954

#	Time	Username	Problem	Language	Result	Execution time	Memory
1232954		clemmy14	Crayfish scrivener (IOI12_scrivener)	C++20	34 / 100	153 ms	327680 KiB

scrivener

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

vector<string> texts;

void Init() {

}

void TypeLetter(char L) {
	if(texts.size() == 0) {
		string prev; prev.push_back(L);
		texts.push_back(prev);
	} else {
		string prev=texts[texts.size()-1]; prev.push_back(L);
		texts.push_back(prev);
	}
}

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

char GetLetter(int P) {
	return texts[texts.size()-1][P];
}

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