Ram's basic salary is input through the keyboard. His HRA is 50% of basic salary and DA is 20 % of basic salary. Calculate the gross salary.

#include<iostream>
using namespace std;
int main()
{
float basic_sal,hra,da,gross_sal;
cout<<"Please enter your basic salary :";
cin>>basic_sal;
hra=(float)50/100*basic_sal;
da=(float)20/100*basic_sal;
gross_sal=basic_sal+hra+da;
cout<<"Your gross salary is: "<<gross_sal;
}