Submission #69513

#	Time	Username	Problem	Language	Result	Execution time	Memory
69513		FedericoS	Crayfish scrivener (IOI12_scrivener)	C++14	34 / 100	62 ms	51724 KiB

scrivener

#include <string>
using namespace std;
string S[5005];
int N;

void Init() {}

void TypeLetter(char L) {

	N++;
	S[N]=S[N-1];
	S[N].push_back(L);

}

void UndoCommands(int U) {

	N++;
	S[N]=S[N-U-1];

}

char GetLetter(int P) {

	return S[N][P];

}

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