제출 #1232954

#제출 시각아이디문제언어결과실행 시간메모리
1232954clemmy14크레이피쉬 글쓰는 기계 (IOI12_scrivener)C++20
34 / 100
153 ms327680 KiB
#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];
}
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