def binToDec(binNum):
    binStr = str(binNum)
    x = len(binStr) - 1
    decNum = 0
    multiplier = 1
    while x >= 0:
        decNum = decNum + int(binStr[x]) * multiplier
        multiplier = multiplier * 2
        x = x -1
    return decNum

# This function accepts a number in base 10,
# converts it to base 2 (binary) and returns
# the converted value.
# It is designed to accept integers
def decToBin(decNum):
    binStr = ''
    while decNum > 0:
        binStr = str(decNum % 2) + binStr 
        decNum = int(decNum / 2)
    return int(binStr)