Submission #5,086

2023-04-16 11:06:06

cpp17

Accepted 50/50

16ms

19072 KiB


#include <iostream>
#include <vector>

using namespace std;

int main()
{

	int hossz;
	cin >> hossz;

	vector<long long> lista(hossz);

	lista[0] = 2;
	if (hossz > 1) {
		lista[1] = 4;
	}if (hossz > 2) {
		lista[2] = 10;
	}
	if (hossz > 3) {
		for (size_t i = 3; i < hossz; i++)
		{
			lista[i] = (lista[i - 1] * 2 + lista[i - 3] * 2) % 20210108;
		}
	}

	cout << lista[hossz - 1];
}

	Sum	Test	Verdict		Time	Memory
base	50/50
		1	Accepted	0/0	3ms	1812 KiB
		2	Accepted	0/0	3ms	2076 KiB
		3	Accepted	3/3	3ms	2268 KiB
		4	Accepted	3/3	3ms	2476 KiB
		5	Accepted	4/4	3ms	2644 KiB
		6	Accepted	4/4	3ms	2876 KiB
		7	Accepted	4/4	14ms	18612 KiB
		8	Accepted	4/4	4ms	5240 KiB
		9	Accepted	4/4	3ms	3600 KiB
		10	Accepted	4/4	3ms	3896 KiB
		11	Accepted	4/4	4ms	6784 KiB
		12	Accepted	4/4	16ms	19072 KiB
		13	Accepted	4/4	14ms	17244 KiB
		14	Accepted	4/4	7ms	8800 KiB
		15	Accepted	2/2	3ms	3832 KiB
		16	Accepted	2/2	2ms	3908 KiB