Submission #19720

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
19720	2016-02-25T04:57:40 Z	willbelucky	괄호 (kriii4_R)	C++	0 / 100	0 ms	1716 KB

R

#include <iostream>
using namespace std;

int main()
{
	int N, K;
	cin >> N >> K;

	int cache[4];
	cache[0] = 1;
	cache[1] = K;

	for (int iter = 2; iter < N+1; iter++)
	{
		cache[iter&3] = ((cache[(iter - 2)&3] + cache[(iter - 1)&3])*K % 1000000007);
	}

	cout << cache[N&3] << endl;
}

Subtask #1

0.0 / 8.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	0 ms	1716 KB	Output isn't correct
2	Halted	0 ms	0 KB	-

Subtask #2

0.0 / 92.0

#	Verdict	Execution time	Memory	Grader output
1	Halted	0 ms	0 KB	-