Submission #21,531

2026-01-13 12:14:59

cpp17

Accepted 80/80

9ms

4236 KiB

#include <iostream>

using namespace std;

int main()
{
    int n, i;
    cin>>n;
    int t[n];
    t[0]=3;
    t[1]=10;
    for(i=2; i<n; i++)
        {
            t[i]=(t[i-1]*3+t[i-2])%20210108;
        }
    cout << t[n-1];
    return 0;
}

	Sum	Test	Verdict		Time	Memory
base	80/80
		1	Accepted	0/0	1ms	316 KiB
		2	Accepted	0/0	1ms	316 KiB
		3	Accepted	4/4	1ms	316 KiB
		4	Accepted	4/4	1ms	316 KiB
		5	Accepted	5/5	1ms	316 KiB
		6	Accepted	5/5	1ms	316 KiB
		7	Accepted	6/6	8ms	4108 KiB
		8	Accepted	6/6	2ms	820 KiB
		9	Accepted	7/7	1ms	316 KiB
		10	Accepted	7/7	1ms	316 KiB
		11	Accepted	8/8	3ms	1080 KiB
		12	Accepted	8/8	9ms	4236 KiB
		13	Accepted	8/8	8ms	3748 KiB
		14	Accepted	8/8	4ms	1588 KiB
		15	Accepted	2/2	1ms	316 KiB
		16	Accepted	2/2	1ms	316 KiB