Program to calculate the electricity bill

A java class to calculate and print the electricity bill to be paid by a customer. Assume that the customer pays a rent of Rs. 250.00 . Upto 100 units Rs. 1.50. For the next 100 units Rs. 2.00. For next 50 units Rs. 2.50. Beyond 250 units Rs. 4.00.

public class ElectricityBill
public static void main()throws IOException
BufferedReader br=new BufferedReader (new InputStreamReader (;
System.out.print("Enter Your Name : ");
String nm=br.readLine();

System.out.print("Enter the units consumed : ");
int units=Integer.parseInt(br.readLine());

double charges=0,fbill=0;

else if(units<=200)
else if(units<=250)

//printing the bill
System.out.println("Your Electricity Bill");
System.out.println("Costumers Name : "+nm);
System.out.println("Units Consumed : "+units);
System.out.println("Charges : "+charges);
System.out.println("Rent Charges : 250 Rs.");
System.out.println("Total Bill : "+fbill);

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