Submission #976

2022-02-07 20:15:24

cpp11

Accepted 80/80

13ms

17608 KiB

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

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

	Sum	Test	Verdict		Time	Memory
base	80/80
		1	Accepted	0/0	2ms	1872 KiB
		2	Accepted	0/0	1ms	1916 KiB
		3	Accepted	4/4	1ms	1972 KiB
		4	Accepted	4/4	1ms	1972 KiB
		5	Accepted	5/5	1ms	1980 KiB
		6	Accepted	5/5	1ms	1980 KiB
		7	Accepted	6/6	13ms	17608 KiB
		8	Accepted	6/6	2ms	3848 KiB
		9	Accepted	7/7	1ms	1996 KiB
		10	Accepted	7/7	1ms	1996 KiB
		11	Accepted	8/8	3ms	5112 KiB
		12	Accepted	8/8	12ms	17404 KiB
		13	Accepted	8/8	10ms	15628 KiB
		14	Accepted	8/8	4ms	7204 KiB
		15	Accepted	2/2	1ms	2016 KiB
		16	Accepted	2/2	1ms	2020 KiB