Submission #3,690

2023-03-02 10:51:55

cpp17

Accepted 80/80

13ms

10816 KiB

#include <bits/stdc++.h>

using namespace std;

int main()
{
    int n;
    cin >> n;
    vector<int> vec(n+1);
    vec[0]=1;
    vec[1]=3;
    for (int i=2; i<n+1; i++)
        vec[i]=(vec[i-1]*3+vec[i-2])%20210108;
    cout << vec[n]%20210108;
    return 0;
}

	Sum	Test	Verdict		Time	Memory
base	80/80
		1	Accepted	0/0	3ms	1812 KiB
		2	Accepted	0/0	3ms	2028 KiB
		3	Accepted	4/4	2ms	2100 KiB
		4	Accepted	4/4	2ms	2224 KiB
		5	Accepted	5/5	2ms	2444 KiB
		6	Accepted	5/5	2ms	2652 KiB
		7	Accepted	6/6	12ms	10332 KiB
		8	Accepted	6/6	4ms	3696 KiB
		9	Accepted	7/7	2ms	2952 KiB
		10	Accepted	7/7	2ms	3060 KiB
		11	Accepted	8/8	4ms	4300 KiB
		12	Accepted	8/8	13ms	10816 KiB
		13	Accepted	8/8	10ms	9720 KiB
		14	Accepted	8/8	6ms	5824 KiB
		15	Accepted	2/2	2ms	3380 KiB
		16	Accepted	2/2	3ms	3516 KiB