Submission #22,667

2026-01-15 14:40:29

cpp17

Accepted 30/30

3ms

1076 KiB

// UUID: a242b53a-783e-40b4-b1a7-f2b0c5d9ba05
#include <bits/stdc++.h>
using namespace std;

int main() {

	int n;
	cin >> n;
	vector<array<int, 2> > sor(n + 1);

	sor[0][0] = 1;
	sor[0][1] = 0;
	sor[1][0] = 2;
	sor[1][1] = 1;

	for (int i = 2; i <= n; i++){
		sor[i][1] = (sor[i - 1][0] + sor[i - 1][1] + sor[i - 2][0]) % 2023;
		sor[i][0] = (sor[i][1] + 
					 sor[i - 1][0] + sor[i - 2][0] + sor[i - 1][1] +
					 sor[i - 2][0] + sor[i - 1][1] + sor[i - 1][1]) % 2023;
	}

	cout << sor[n][0];
}

	Sum	Test	Verdict		Time	Memory
base	30/30
		1	Accepted	0/0	1ms	316 KiB
		2	Accepted	0/0	1ms	316 KiB
		3	Accepted	2/2	1ms	316 KiB
		4	Accepted	2/2	1ms	316 KiB
		5	Accepted	2/2	1ms	324 KiB
		6	Accepted	2/2	1ms	316 KiB
		7	Accepted	2/2	1ms	316 KiB
		8	Accepted	2/2	1ms	500 KiB
		9	Accepted	2/2	2ms	564 KiB
		10	Accepted	2/2	2ms	568 KiB
		11	Accepted	2/2	3ms	1004 KiB
		12	Accepted	3/3	3ms	820 KiB
		13	Accepted	3/3	1ms	316 KiB
		14	Accepted	3/3	1ms	316 KiB
		15	Accepted	3/3	3ms	1076 KiB