Submission #446

2021-11-03 13:32:58

cpp11

Accepted 50/50

8ms

9784 KiB

#include <iostream>
#include <vector>

using namespace std;

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

    // vector<int> v(input);
    int v[input];
    v[0] = 2;
    v[1] = 4;
    v[2] = 10; //8+2
    for (int n = 3; n < input; n++)
    {
        v[n] = (2 * v[n - 1] + 2 * v[n - 3]) % 20210108;
    }

    cout << v[input - 1] << "\n";
}

	Sum	Test	Verdict		Time	Memory
base	50/50
		1	Accepted	0/0	2ms	1864 KiB
		2	Accepted	0/0	1ms	1960 KiB
		3	Accepted	3/3	1ms	1960 KiB
		4	Accepted	3/3	1ms	1956 KiB
		5	Accepted	4/4	1ms	1976 KiB
		6	Accepted	4/4	1ms	1964 KiB
		7	Accepted	4/4	8ms	9784 KiB
		8	Accepted	4/4	2ms	2836 KiB
		9	Accepted	4/4	1ms	1976 KiB
		10	Accepted	4/4	1ms	1988 KiB
		11	Accepted	4/4	3ms	3548 KiB
		12	Accepted	4/4	8ms	9700 KiB
		13	Accepted	4/4	8ms	8840 KiB
		14	Accepted	4/4	4ms	4600 KiB
		15	Accepted	2/2	1ms	2000 KiB
		16	Accepted	2/2	1ms	2012 KiB