import java.util.Scanner ;
public class Task9 {
	
	public static void main (String[] args) {
		Scanner input = new Scanner(System.in);
		System.out.print("Enter Basic Salary : ");
		double basicSalary = input.nextDouble();
		double houseRent=0,MedicalAllowance=0;
		
		if(basicSalary<10000){
			houseRent = (basicSalary*50)/100;
			MedicalAllowance = (basicSalary*10)/100;
		}else if(basicSalary>=10000&&basicSalary<=20000){
			houseRent = (basicSalary*60)/100;
			MedicalAllowance = (basicSalary*15)/100;
		}else if(basicSalary>20000){
			houseRent = (basicSalary*70)/100;
			MedicalAllowance = (basicSalary*20)/100;
		}
		
		double GrossSalary = basicSalary + houseRent + MedicalAllowance;
		
		System.out.printf("\n Gross Salary is %.2f",GrossSalary);
		
	}
}