Submission #734

2022-01-01 11:02:44

cpp14

Accepted 40/40

4ms

4152 KiB

#include <bits/stdc++.h>
using namespace std;

int main() {
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	int n;
	cin >> n;
	vector<int> dp;
	dp.push_back(0);
	dp.push_back(2);
	dp.push_back(2);
	for (int i = 3; i < n; i++) {
		dp.push_back((2*dp[i-2] + 2*dp[i-3])%20210108);
	}
	cout << dp[n-1] << '\n';
	return 0;
}

	Sum	Test	Verdict		Time	Memory
base	40/40
		1	Accepted	0/0	2ms	1948 KiB
		2	Accepted	0/0	1ms	2036 KiB
		3	Accepted	2/2	1ms	2052 KiB
		4	Accepted	2/2	1ms	2060 KiB
		5	Accepted	3/3	1ms	2064 KiB
		6	Accepted	3/3	1ms	2064 KiB
		7	Accepted	3/3	4ms	4124 KiB
		8	Accepted	3/3	3ms	3232 KiB
		9	Accepted	3/3	1ms	2076 KiB
		10	Accepted	3/3	1ms	2080 KiB
		11	Accepted	3/3	4ms	4144 KiB
		12	Accepted	3/3	3ms	4148 KiB
		13	Accepted	4/4	3ms	4148 KiB
		14	Accepted	4/4	3ms	4152 KiB
		15	Accepted	2/2	1ms	2104 KiB
		16	Accepted	2/2	1ms	2100 KiB