208332026-01-09 17:50:19PappMatyasSíkság (55)cpp17Forditási hiba
#include <iostream>

using namespace std;

float Power(float inp, int power)
{
	float ans = 1;
	for (int i = 0; i < power; i++)
	{
		ans *= inp;
	}
	return ans;
}

int main()
{
	int n;
	cin >> n;
	float rtf = mathf::sqrt(5);
	float phi = (rtf + 1) / 2;
	cout << (Power(phi, n) - Power((1/phi), n))/rtf;
	return 0;
}
Forditási hiba
open /var/local/lib/isolate/417/box/a.out: no such file or directory
main.cpp: In function 'int main()':
main.cpp:19:21: error: 'mathf' has not been declared
   19 |         float rtf = mathf::sqrt(5);
      |                     ^~~~~