130 lines
1.8 KiB
Python
130 lines
1.8 KiB
Python
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import math
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pows = """
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thousand
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million
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billion
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trillion
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quadrillion
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quintillion
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sextillion
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septillion
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octillion
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nonillion
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decillion
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undecillion
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duodecillion
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tredecillion
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quattuordecillion
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quindecillion
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sexdecillion
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septendecillion
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octodecillion
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novemdecillion
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vigintillion
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unvigintillion
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duovigintillion
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trevigintillion
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quattuorvigintillion
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quinvigintillion
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sexvigintillion
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septenvigintillion
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octovigintillion
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novemvigintillion
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trigintillion
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untrigintillion
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duotrigintillion
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tretrigintillion
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quattuortrigintillion
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quintrigintillion
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sextrigintillion
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septentrigintillion
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octatrigintillion
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novemtrigintillion
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quadragintillion
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""".split()
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nums = """
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zero
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one
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two
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three
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four
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five
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six
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seven
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eight
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nine
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ten
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eleven
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twelve
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thirteen
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fourteen
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fifteen
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sixteen
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seventeen
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eighteen
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nineteen
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""".split()
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tens = """
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ten
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twenty
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thirty
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fourty
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fifty
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sixty
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seventy
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eighty
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ninety
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""".split()
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def fmt_unit(x: int, single=False) -> list[str]:
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if x == 0 and not single:
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return []
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return [nums[x]]
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def fmt_tens(x: int) -> list[str]:
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ans: list[str] = []
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if x >= 20:
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ans.append(tens[x // 10 - 1])
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x -= (x // 10) * 10
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if x > 0:
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ans += fmt_unit(x)
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else:
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ans += fmt_unit(x)
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return ans
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def fmt_hundreds(x: int) -> list[str]:
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ans: list[str] = []
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if x < 100:
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ans = fmt_tens(x)
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else:
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ans += fmt_unit(x // 100)
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ans += ["hundred"]
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x -= (x // 100) * 100
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ans += fmt_tens(x)
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return ans
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def fmt_num(x: int) -> list[str]:
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ans: list[str] = []
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p: int = math.ceil(math.log10(x) // 3) * 3
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while p >= 3:
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val = x // (10**p)
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if val > 0:
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ans += fmt_hundreds(val)
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ans += [pows[p // 3 - 1]]
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x -= val * 10**p
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p -= 3
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ans += fmt_hundreds(x)
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return ans
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i = int(input())
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print(" ".join(fmt_num(i)))
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