Submission #22,736

2026-01-15 17:34:06

cpp17

Accepted 30/30

3ms

1104 KiB

// UUID: 5c9f873b-69cb-4501-a67f-4e97ac122d3c
#include <bits/stdc++.h>
using namespace std;

int main() {
	int n; cin >> n;
    vector<int> a(n+2, 0), b(n+2, 0);
    a[1] = 1;
    b[1] = 2;
    a[0] = 0;
    b[0] = 1;
    for (int i=2;i<n+2;i++) {
        a[i] = (b[i - 1] + b[i-2] + a[i-1]) %2023;
        b[i] = (a[i] + b[i-1] +a[i-1] + b[i-2] + a[i-1] + a[i-1] + b[i-2] )%2023;
    }
    cout << b[n] << '\n';
}

	Sum	Test	Verdict		Time	Memory
base	30/30
		1	Accepted	0/0	1ms	512 KiB
		2	Accepted	0/0	1ms	316 KiB
		3	Accepted	2/2	1ms	316 KiB
		4	Accepted	2/2	1ms	508 KiB
		5	Accepted	2/2	1ms	316 KiB
		6	Accepted	2/2	1ms	316 KiB
		7	Accepted	2/2	1ms	316 KiB
		8	Accepted	2/2	1ms	316 KiB
		9	Accepted	2/2	1ms	496 KiB
		10	Accepted	2/2	2ms	564 KiB
		11	Accepted	2/2	2ms	820 KiB
		12	Accepted	3/3	3ms	820 KiB
		13	Accepted	3/3	1ms	316 KiB
		14	Accepted	3/3	1ms	476 KiB
		15	Accepted	3/3	3ms	1104 KiB