Thread: How To Display A Whole Number or Decimal Point

Hello Guys its my first program and im confuse on how to put or to display decimal number and sorry and forgive me im still new on program languages i was wondering if you could help me with my code

Code:

#include<iostream.h>

#include<math.h>






int main(){










    char choice;
    double comission;
    double sales;


    cout<<"Welcome\n";
    cout<<"Please Choose Option Below\n";
    cout<<"1: Please  Input If Sales are Less than 1000\n";
    cout<<"2: Please Input If Sales are from 3000-5000\n"; 
    cout<<"3: Please Sales are from 1000-2000\n";
    cout<<"4: Please Sales are less than 500 \n";
    cout<<"";cin>>choice;




	switch (choice)
		{
		case '1':
			cout<<"Please Enter Sales Less Than 1000:S";
			cin>>sales;




			if(sales<=1000){
				comission = sales * 0.05;
				cout <<"S"<< comission<< endl << endl;


			}
			break;
		case '2':
			cout<<"Please Input If Sales are from 3000-5000:S";
			cin>>sales;




			if(sales>=3000 && sales<=5000){


			comission = sales * 0.1;
				cout << "S"<< comission<< endl << endl;
			}
			break;
		case '3':
			cout<<"Please Input If Sales are from 1000-2000:S";
			cin>>sales;




			if(sales>=1000 && sales<=2000){


			comission = sales * 0.2;
				cout << "S"<< comission <<  endl << endl;
			}


			break;
		case '4':
			cout<<"Please Input If Sales are from 500:S";
			cin>>sales;




			if(sales<=500){


			comission = sales * 0.02;
				cout <<  "S" <<comission << endl << endl;
			}
			break;
		default:
			cout << "Invalid input" << endl;
		}
		getch();
}