Electricity bill calculation

 

# Electricity bill calculation

"""

Tariff rates in TN

Scheme	Unit	Per unit(₹)
0 to 100	0-100	0
0 to 200	0-100	0
	101-200	1.5
0 to 500	0-100	0
	101-200	2
	201-500	3
> 500	0-100	0
	101-200	3.5
	201-500	4.6
	>500	6.6

 

"""

 

Unit = int(input("Enter number of units : "))

L = [[0],[0,1.5],[0,2,3],[0,3.5,4.6,6.6]]

Bill = 0

 

if(Unit>=0 and Unit<=100):

          Bill = 0

elif(Unit<=200):

          Bill = (Unit-100)*L[1][1]

elif(Unit<=500):

          Bill = 100*L[2][1]+(Unit-200)*L[2][2]

else:

          Bill = 100*L[3][1]+300*L[3][2]+(Unit-500)*L[3][3]

 

print("Unit :", Unit)

print("Bill : Rs.", Bill)

 

"""

Sample output

>python EBBill.py

Enter number of units : 510

Unit : 510

Bill : Rs. 1796.0

"""