mirror of
https://github.com/TheAlgorithms/Python.git
synced 2024-10-06 05:39:30 +00:00
112 lines
3.3 KiB
Python
112 lines
3.3 KiB
Python
import math
|
|
|
|
|
|
def convert(number: int) -> str:
|
|
"""
|
|
Given a number return the number in words.
|
|
|
|
>>> convert(123)
|
|
'OneHundred,TwentyThree'
|
|
"""
|
|
if number == 0:
|
|
words = "Zero"
|
|
return words
|
|
else:
|
|
digits = math.log10(number)
|
|
digits = digits + 1
|
|
singles = {}
|
|
singles[0] = ""
|
|
singles[1] = "One"
|
|
singles[2] = "Two"
|
|
singles[3] = "Three"
|
|
singles[4] = "Four"
|
|
singles[5] = "Five"
|
|
singles[6] = "Six"
|
|
singles[7] = "Seven"
|
|
singles[8] = "Eight"
|
|
singles[9] = "Nine"
|
|
|
|
doubles = {}
|
|
doubles[0] = ""
|
|
doubles[2] = "Twenty"
|
|
doubles[3] = "Thirty"
|
|
doubles[4] = "Forty"
|
|
doubles[5] = "Fifty"
|
|
doubles[6] = "Sixty"
|
|
doubles[7] = "Seventy"
|
|
doubles[8] = "Eighty"
|
|
doubles[9] = "Ninety"
|
|
|
|
teens = {}
|
|
teens[0] = "Ten"
|
|
teens[1] = "Eleven"
|
|
teens[2] = "Twelve"
|
|
teens[3] = "Thirteen"
|
|
teens[4] = "Fourteen"
|
|
teens[5] = "Fifteen"
|
|
teens[6] = "Sixteen"
|
|
teens[7] = "Seventeen"
|
|
teens[8] = "Eighteen"
|
|
teens[9] = "Nineteen"
|
|
|
|
placevalue = {}
|
|
placevalue[2] = "Hundred,"
|
|
placevalue[3] = "Thousand,"
|
|
placevalue[5] = "Lakh,"
|
|
placevalue[7] = "Crore,"
|
|
|
|
temp_num = number
|
|
words = ""
|
|
counter = 0
|
|
digits = int(digits)
|
|
while counter < digits:
|
|
current = temp_num % 10
|
|
if counter % 2 == 0:
|
|
addition = ""
|
|
if counter in placevalue and current != 0:
|
|
addition = placevalue[counter]
|
|
if counter == 2:
|
|
words = singles[current] + addition + words
|
|
elif counter == 0:
|
|
if ((temp_num % 100) // 10) == 1:
|
|
words = teens[current] + addition + words
|
|
temp_num = temp_num // 10
|
|
counter += 1
|
|
else:
|
|
words = singles[current] + addition + words
|
|
|
|
else:
|
|
words = doubles[current] + addition + words
|
|
|
|
else:
|
|
if counter == 1:
|
|
if current == 1:
|
|
words = teens[number % 10] + words
|
|
else:
|
|
addition = ""
|
|
if counter in placevalue:
|
|
addition = placevalue[counter]
|
|
words = doubles[current] + addition + words
|
|
else:
|
|
addition = ""
|
|
if counter in placevalue:
|
|
if current == 0 and ((temp_num % 100) // 10) == 0:
|
|
addition = ""
|
|
else:
|
|
addition = placevalue[counter]
|
|
if ((temp_num % 100) // 10) == 1:
|
|
words = teens[current] + addition + words
|
|
temp_num = temp_num // 10
|
|
counter += 1
|
|
else:
|
|
words = singles[current] + addition + words
|
|
counter += 1
|
|
temp_num = temp_num // 10
|
|
return words
|
|
|
|
|
|
if __name__ == "__main__":
|
|
import doctest
|
|
|
|
doctest.testmod()
|