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Update simplecalculator.py #5

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67 changes: 44 additions & 23 deletions simplecalculator.py
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Original file line number Diff line number Diff line change
@@ -1,29 +1,50 @@
print("Simple Calculator")
print("Select an Operation")
print("1. Addition")
print("2. Substraction")
print("3. Multiplication")
print("4. Division")
print("0. End the Program")
def add(a, b):
return a + b

while True:
operation = int(input("Enter choice(1/2/3/4/0) >> "))
num1 = float(input("Enter num1>> "))
num2 = float(input("Enter num2>> "))

if operation==1:
print(num1+num2)
elif operation==2:
print(num1-num2)
elif operation==3:
print(num1*num2)
elif operation==4:
print(num1/num2)
elif operation==0:
break
def subtract(a, b):
return a - b

def multiply(a, b):
return a * b

def divide(a, b):
if b != 0:
return a / b
else:
print("Invalid Option! Please Try Again")
return "Error: Division by zero is undefined."

def main():
print("Simple Calculator")
print("Select an Operation:")
print("1. Addition")
print("2. Subtraction")
print("3. Multiplication")
print("4. Division")
print("0. End the Program")

while True:
try:
operation = int(input("\nEnter choice (1/2/3/4/0): "))
if operation == 0:
print("Ending the program.")
break

if operation in (1, 2, 3, 4):
num1 = float(input("Enter first number: "))
num2 = float(input("Enter second number: "))

if operation == 1:
print("Result:", add(num1, num2))
elif operation == 2:
print("Result:", subtract(num1, num2))
elif operation == 3:
print("Result:", multiply(num1, num2))
elif operation == 4:
print("Result:", divide(num1, num2))
else:
print("Invalid option! Please choose a valid operation.")
except ValueError:
print("Invalid input! Please enter a number.")

if __name__ == "__main__":
main()