Submission #375

2021-11-03 08:14:30

cpp11

Accepted 50/50

14ms

9444 KiB

#include <iostream>
#include <vector>

using namespace std;

int main()
{
    int N;
    cin >> N;

    vector<int> v(N+1);
    v[0] = 1;

    for (size_t i = 1; i < N+1; i++)
    {        
        if (i > 2)
            v[i] = (2 * v[i - 1] + 2 * v[i - 3]) % 20210108;
        else
            v[i] = i * 2;
    }

    cout << v[N];
}

	Sum	Test	Verdict		Time	Memory
base	50/50
		1	Accepted	0/0	2ms	1736 KiB
		2	Accepted	0/0	1ms	1768 KiB
		3	Accepted	3/3	1ms	1828 KiB
		4	Accepted	3/3	1ms	1824 KiB
		5	Accepted	4/4	1ms	1824 KiB
		6	Accepted	4/4	1ms	1824 KiB
		7	Accepted	4/4	14ms	9440 KiB
		8	Accepted	4/4	3ms	2552 KiB
		9	Accepted	4/4	1ms	1720 KiB
		10	Accepted	4/4	1ms	1720 KiB
		11	Accepted	4/4	4ms	3204 KiB
		12	Accepted	4/4	13ms	9444 KiB
		13	Accepted	4/4	10ms	8404 KiB
		14	Accepted	4/4	4ms	4244 KiB
		15	Accepted	2/2	1ms	1824 KiB
		16	Accepted	2/2	1ms	1720 KiB