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def calc(choice, first_num, second_num):

# Python does not have switch case

# There are other ways to implement this, dictionary mapping for example, but I started off with this

if(choice=='addition' or choice=='add'):

return first_num+second_num

elif (choice=='subtraction' or choice=='subtract'):

return first_num-second_num

elif(choice=='multiplication' or choice=='multiply'):

return first_num*second_num

elif (choice=='division' or choice=='divide'):

return first_num/second_num

print("This is the Basic Calculator Program")

start=input("Do you wish to start? Type 1 for YES and 0 for NO: ")

st=int(start)

if(st!=1 and st!=0):

print("I'm going to take that as a YES")

while (st==1):

num1=input("Enter the first number: ")

first_num=int(num1)

# I could use some thing like

# Press the corresponing number to perform the operation

# 1. Addition

# 2. Subtraction

# And so on, but I wanted to attempt taking a word input

choice=input("Addition, subtraction, multiplication or division? ")

choice=choice.lower()

num2=input("Enter the second number: ")

second_num=int(num2)

answer=calc(first_num, choice, second_num)

a=int(answer)

print("The answer is "+str(a))

continue_=input("Do you want to continue? Press 1 for YES and 0 for NO: ")

st=int(continue_)

if(st!=1 and st!=0):

print("I'm going to take that as a no...")

print("Thank you for trying out the Bacic Calculator Program!")