Submission #5,132

2023-04-19 19:29:11

cpp17

Accepted 30/30

4ms

5064 KiB

#include <algorithm>
#include <iostream>
#include <vector>

using namespace std;

int main() {
    ios::sync_with_stdio(false);
    int n;
    cin >> n;
    vector<int> a{1, 2}, b{1, 1};
    a.resize(n + 1);
    b.resize(n + 1);
    for (int i = 2; i <= n; ++i) {
        a[i] = (2 * a[i - 1] + 3 * a[i - 2] + 4 * b[i - 1]) % 2023;
        b[i] = (a[i - 1] + a[i - 2] + b[i - 1]) % 2023;
    }
    cout << a[n] << endl;
}

	Sum	Test	Verdict		Time	Memory
base	30/30
		1	Accepted	0/0	3ms	1976 KiB
		2	Accepted	0/0	3ms	2116 KiB
		3	Accepted	2/2	3ms	2248 KiB
		4	Accepted	2/2	3ms	2632 KiB
		5	Accepted	2/2	3ms	2704 KiB
		6	Accepted	2/2	3ms	2772 KiB
		7	Accepted	2/2	3ms	3004 KiB
		8	Accepted	2/2	2ms	2980 KiB
		9	Accepted	2/2	3ms	3236 KiB
		10	Accepted	2/2	3ms	3364 KiB
		11	Accepted	2/2	4ms	3796 KiB
		12	Accepted	3/3	4ms	4384 KiB
		13	Accepted	3/3	3ms	3620 KiB
		14	Accepted	3/3	3ms	3852 KiB
		15	Accepted	3/3	4ms	5064 KiB