# Author:  James Tam
# Version: Oct 19, 2016
def isZero(num):
    if (num == 0):
        return(True)
    else:
        return(False)

# Students write this function that uses isZero
def divide(numerator,denominator):
    # students need to write the code that will use the boolean 
    # function (isZero) to prevent a division by zero error

    result = numerator/denominator
    return(result)

def start():
    num = divide(2,3)
    print(num)
    num = divide(2,0)
    print(num)

start()