import random
def calculate_tip(bill, tip_percent):
tip = bill * (tip_percent / 100)
total = bill + tip
return tip, total
def main():
try:
bill = float(input("Enter The Bill Amount : $"))
tip_percent = random.randint(10, 20)
tip, total = calculate_tip(bill, tip_percent)
print(f"Tip : {tip:.2f}")
print(f"Total : {total:.2f}")
except ValueError:
print("Please Enter Valid Amount")
if __name__ == "__main__":
main()