#include <iostream>
#include <cmath>
using namespace std;
float y(float x){
if(x>=0) return 5*sqrt(x*24);
else return sin(x)-9+x;
}
int main(){
int x;
//Citeste numarul
cout << "Introduceti numarul :";
cin >> x;
//Apeleaza functia se afiseaza rezultatul
cout << y(x);
}
