generated from mwc/problemset_numberwords
67 lines
2.1 KiB
Python
67 lines
2.1 KiB
Python
# numberwords.py
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# --------------
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# By MWC Contributors
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# Functions to print out a verbal representation of an integer.
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MAXIMUM = 1000000
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DIGIT_NAMES = [
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"zero", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine"
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]
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TWEEN_AND_TEEN_NAMES = [
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"ten", "eleven", "twelve", "thirteen", "fourteen", "fifteen", "sixteen", "seventeen", "eighteen", "nineteen"
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]
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TENS_NAMES = [
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"", "ten", "twenty", "thirty", "forty", "fifty", "sixty", "seventy", "eighty", "ninety"
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]
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def int_under_1000000_to_str(number):
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if 1000 <= number < 1000000:
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thousands = number // 1000
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remainder = number % 1000
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if remainder >0:
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return int_under_1000_to_str(thousands) + " " + "thousand" + " " + int_under_1000_to_str(remainder)
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else:
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return int_under_1000_to_str(thousands)+ " " + "thousand"
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elif 0 <= number < 1000:
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return int_under_1000_to_str(number)
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def int_under_1000_to_str(number):
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if 100 <= number < 1000:
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hundreds = number //100
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remainder = number % 100
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if remainder > 0:
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return DIGIT_NAMES[hundreds]+ " " + "hundred and" + " " + int_under_100_to_str(remainder)
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else:
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return DIGIT_NAMES[hundreds]+ " " + "hundred"
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elif 0<=number<100:
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return int_under_100_to_str(number)
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def int_under_100_to_str(number):
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if 20 <= number < 100:
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tens = number // 10
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ones = number % 10
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if ones == 0:
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return TENS_NAMES[tens]
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else:
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return TENS_NAMES[tens] + "-" + DIGIT_NAMES[ones]
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elif 0<= number <20:
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return int_under_20_to_str(number)
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def int_under_20_to_str(number):
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if 10 <= number < 20:
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return TWEEN_AND_TEEN_NAMES[number - 10]
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elif 0<= number < 10:
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return int_under_10_to_str(number)
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def int_under_10_to_str(number):
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if 0 <= number < 10:
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return DIGIT_NAMES[number]
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def divide_with_remainder(dividend, divisor):
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"""Divides one number by another, using whole-number division.
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Returns the quotient and the remainder.
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"""
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quotient = dividend // divisor
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remainder = dividend % divisor
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return quotient, remainder
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