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sastacalculator.py
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sastacalculator.py
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num1 = float(input("Enter first number: "))
num2 = float(input("Enter second number: "))
print("Select operation.")
print("1.Add")
print("2.Subtract")
print("3.Multiply")
print("4.Divide")
while True:
# take input from the user
choice = input("Enter choice(1/2/3/4): ")
# check if choice is one of the four options
if choice in ('1', '2', '3', '4'):
if choice == '1':
c=num1+num2
print(c)
elif choice == '2':
c=num1-num2
print(c)
elif choice == '3':
c=num1*num2
print(c)
elif choice == '4':
c=num1/num2
print(c)
else:
print("INVALID ENTRY")
break
# check if user wants another calculation
# break the while loop if answer is no
next_calculation = input("Let's do next calculation? (yes/no): ")
if next_calculation == "no":
break
else:
print("Invalid Input")