Submission #19684

#	Time	Username	Problem	Language	Result	Execution time	Memory
19684		willbelucky	괄호 (kriii4_R)	C++98	0 / 100	2000 ms	15792 KiB

R

#include <iostream>
using namespace std;

int solve(int usedN, int N, int K)
{
	if (usedN > N)
		return 0;
	else if (usedN == N)
		return 1;
	return (solve(usedN + 1, N, K)+solve(usedN + 2, N, K))*K % 1000000007;
}

int main()
{
	for (int cases = 0; cases < 2; cases++)
	{
		int N, K;
		cin >> N >> K;
		cout << solve(0, N, K);
	}
}

• Subtask 1: 0 / 8
• Subtask 2: 0 / 92