Submission #9,428

2024-02-21 16:16:05

cpp17

Accepted 40/40

3ms

3712 KiB

#include <iostream>

using namespace std;

int main()
{
    int f[29];
    int g[29];

    f[1]=1;
    f[2]=2;
    f[3]=5;

    g[1]=0;
    g[2]=2;
    g[3]=2;

    for(int i=4;i<29;i++)
    {
        f[i]=f[i-1]+f[i-2]+g[i-1]+g[i-2];
        g[i]=2*f[i-2]+g[i-2];
    }
    int x;
    cin>>x;
    cout<<f[x];
    return 0;
}

	Sum	Test	Verdict		Time	Memory
base	40/40
		1	Accepted	0/0	3ms	1880 KiB
		2	Accepted	0/0	3ms	2116 KiB
		3	Accepted	2/2	3ms	2328 KiB
		4	Accepted	2/2	3ms	2492 KiB
		5	Accepted	2/2	3ms	2704 KiB
		6	Accepted	2/2	2ms	2788 KiB
		7	Accepted	2/2	3ms	2912 KiB
		8	Accepted	3/3	3ms	3124 KiB
		9	Accepted	3/3	3ms	3208 KiB
		10	Accepted	3/3	3ms	3344 KiB
		11	Accepted	3/3	2ms	3424 KiB
		12	Accepted	3/3	2ms	3424 KiB
		13	Accepted	3/3	3ms	3712 KiB
		14	Accepted	3/3	2ms	3580 KiB
		15	Accepted	3/3	2ms	3708 KiB
		16	Accepted	3/3	3ms	3580 KiB
		17	Accepted	3/3	2ms	3584 KiB