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Update HexToDec.py #135

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27 changes: 11 additions & 16 deletions HexToDec.py
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Original file line number Diff line number Diff line change
@@ -1,18 +1,13 @@
# Python Hexadecimal to Decimal Conversion
def getDecDigit(digit):
digits = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F']
return digits.index(digit)

def __getDecDigit(digit):
digits = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
'A', 'B', 'C', 'D', 'E', 'F']
for x in range(len(digits)):
if digit == digits[x]:
return x

def hexToDec(hexNum):
decNum = 0
power = 0
for digit in range(len(hexNum), 0, -1):
decNum = decNum + 16 ** power * __getDecDigit(hexNum[digit-1])
power += 1
print(str(decNum))
hexToDec("A5")
decNum = 0
power = 0
for digit in hexNum:
decNum = decNum + 16 ** power * getDecDigit(digit)
power += 1
return decNum

print(hexToDec("A5")) # should print 165