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[pre-commit.ci] auto fixes from pre-commit.com hooks

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pre-commit-ci[bot] 2023-10-11 02:22:30 +00:00
parent 0e5eb46ddd
commit 588ab7bee4
1 changed files with 19 additions and 4 deletions
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23
conversions/roman_numerals.py
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@ -1,20 +1,33 @@
ROMAN_NUMERALS = { ROMAN_NUMERALS = {
1000: "M", 900: "CM", 500: "D", 400: "CD", 100: "C", 1000: "M",
90: "XC", 50: "L", 40: "XL", 10: "X", 9: "IX", 5: "V", 4: "IV", 1: "I" 900: "CM",
500: "D",
400: "CD",
100: "C",
90: "XC",
50: "L",
40: "XL",
10: "X",
9: "IX",
5: "V",
4: "IV",
1: "I",
} }
def roman_to_int(roman): def roman_to_int(roman):
result = 0 result = 0
i = 0 i = 0
while i < len(roman): while i < len(roman):
if i + 1 < len(roman) and roman[i:i+2] in ROMAN_NUMERALS: if i + 1 < len(roman) and roman[i : i + 2] in ROMAN_NUMERALS:
result += ROMAN_NUMERALS[roman[i:i+2]] result += ROMAN_NUMERALS[roman[i : i + 2]]
i += 2 i += 2
else: else:
result += ROMAN_NUMERALS[roman[i]] result += ROMAN_NUMERALS[roman[i]]
i += 1 i += 1
return result return result
def int_to_roman(number): def int_to_roman(number):
result = "" result = ""
for value, numeral in ROMAN_NUMERALS.items(): for value, numeral in ROMAN_NUMERALS.items():
@ -23,6 +36,8 @@ def int_to_roman(number):
number -= value number -= value
return result return result
if __name__ == "__main__": if __name__ == "__main__":
import doctest import doctest
doctest.testmod() doctest.testmod()