Submission #11,039

2024-07-02 17:25:40

cpp17

Accepted 80/80

18ms

6736 KiB

#include <iostream>
#include <vector>
#include <queue>
#include <stack>
#include <set>
#include <map>
#include <limits.h>
#include <algorithm>
#include <math.h>

using namespace std;

int main()
{
	iostream::sync_with_stdio(0);
	cin.tie(0);

	int n, x;
	cin >> n;

	vector<int> vec(3);
	vec[1] = 3;
	vec[2] = 10;
	for (int i = 3; i <= n; i++)
	{
		x = vec[i - 2] + 3 * vec[i - 1];
		vec.push_back(x % 20210108);
	}
	
	cout << vec[n];
}

	Sum	Test	Verdict		Time	Memory
base	80/80
		1	Accepted	0/0	3ms	640 KiB
		2	Accepted	0/0	3ms	488 KiB
		3	Accepted	4/4	3ms	524 KiB
		4	Accepted	4/4	3ms	416 KiB
		5	Accepted	5/5	3ms	512 KiB
		6	Accepted	5/5	3ms	496 KiB
		7	Accepted	6/6	18ms	6664 KiB
		8	Accepted	6/6	4ms	1432 KiB
		9	Accepted	7/7	2ms	488 KiB
		10	Accepted	7/7	3ms	356 KiB
		11	Accepted	8/8	6ms	2084 KiB
		12	Accepted	8/8	17ms	6736 KiB
		13	Accepted	8/8	14ms	6692 KiB
		14	Accepted	8/8	6ms	2008 KiB
		15	Accepted	2/2	3ms	504 KiB
		16	Accepted	2/2	2ms	356 KiB