Python: Calculate rebate dependent on the deal sum

Python: if elif example: Here, we are executing a program, it will enter deal sum and figure the rebate dependent on input sum.

Info same sum and compute markdown dependent on the sum and given rebate rate in Python.

The markdown rates are:

    Amount          Discount
    0-5000          5%
    5000-15000      12%
    15000-25000     20%
    above 25000     30%

Program:

# input sale amount
amt = int(input("Enter Sale Amount: "))

# checking conditions and calculating discount
if(amt>0):
    if amt<=5000:
       disc = amt*0.05
    elif amt<=15000:
        disc=amt*0.12
    elif amt<=25000:
        disc=0.2 * amt
    else:
         disc=0.3 * amt

    print("Discount : ",disc)
    print("Net Pay  : ",amt-disc)
else:
    print("Invalid Amount")

Output:

Enter Sale Amount: 30000
Discount :  9000.0
Net Pay  :  21000.0