Function main

codes/cpp/Code_4_07_1.cpp:33–43

}

int main() {
	// ���� �� �ݏ�̌v�Z�iN �� 2 �ȏ�łȂ���ΐ��������삵�Ȃ��̂Œ��Ӂj
	long long N;
	cin >> N;
	Matrix A; A.p[0][0] = 1; A.p[0][1] = 1; A.p[1][0] = 1;
	Matrix B = Power(A, N - 1);

	// �o�́i������ 9 ���ڂ� 0 �̏ꍇ�A�ŏ��� 0 ���܂܂Ȃ��`�ŏo�͂��Ă��邱�Ƃɒ��Ӂj
	cout << (B.p[1][0] + B.p[1][1]) % 1000000000 << endl;
	return 0;
}