Submission #7,579

2024-01-09 20:31:56

cpp17

Accepted 80/80

12ms

11156 KiB

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

int main() {
    int n;
    cin >> n;
    int M = 20210108;
    vector<int> dp(n+100);
    dp[1] = 3, dp[2] = 10;
    for(int i = 3; i <= n; i++) {
        dp[i] = dp[i-1]*3 + dp[i-2];
        dp[i] %= M;
    }

    cout << dp[n] << '\n';


	return 0;
}

	Sum	Test	Verdict		Time	Memory
base	80/80
		1	Accepted	0/0	3ms	1940 KiB
		2	Accepted	0/0	3ms	2192 KiB
		3	Accepted	4/4	3ms	2272 KiB
		4	Accepted	4/4	3ms	2524 KiB
		5	Accepted	5/5	3ms	2924 KiB
		6	Accepted	5/5	3ms	3088 KiB
		7	Accepted	6/6	12ms	10744 KiB
		8	Accepted	6/6	4ms	3908 KiB
		9	Accepted	7/7	3ms	3200 KiB
		10	Accepted	7/7	3ms	3348 KiB
		11	Accepted	8/8	4ms	4956 KiB
		12	Accepted	8/8	12ms	11156 KiB
		13	Accepted	8/8	10ms	10224 KiB
		14	Accepted	8/8	6ms	6068 KiB
		15	Accepted	2/2	3ms	3676 KiB
		16	Accepted	2/2	3ms	3792 KiB