Challenge 267 solutions by Packy Anderson

  * Raku that maybe looks like Raku
  * Perl
  * Python that definitely looks like Perl

1 Blog post

2 files changed, 81 insertions, 0 deletions

diff --git a/challenge-267/packy-anderson/python/ch-1.py b/challenge-267/packy-anderson/python/ch-1.py
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+#!/usr/bin/env python
+
+from functools import reduce
+
+def productSign(ints):
+  product = reduce(lambda a, b: a * b, ints)
+  sign = 0 if product == 0 else int(product / abs(product))
+
+  explain = (
+    'The product ' + ' × '.join(map(lambda i: str(i), ints))
+    + ' => ' + str(product)
+  )
+  if (sign < 0): explain += " < 0"
+  if (sign > 0): explain += " > 0"
+
+  return (sign, explain)
+
+def comma_join(arr):
+    return ', '.join(map(lambda i: str(i), arr))
+
+def solution(ints):
+    print(f'Input: @arr = ({comma_join(ints)})')
+    sign, explain = productSign(ints)
+    print(f'Output: {sign}\n{explain}')
+
+print('Example 1:')
+solution([-1, -2, -3, -4, 3, 2, 1])
+
+print('\nExample 2:')
+solution([1, 2, 0, -2, -1])
+
+print('\nExample 3:')
+solution([-1, -1, 1, -1, 2])
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diff --git a/challenge-267/packy-anderson/python/ch-2.py b/challenge-267/packy-anderson/python/ch-2.py
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+++ b/challenge-267/packy-anderson/python/ch-2.py
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+#!/usr/bin/env python
+
+def lineCounts(strvar, widths):
+    (lines, last_line, last_width, explain) = (0, '', 0, '')
+    # we can't do a range of characters, but we can do a range
+    # of the ASCII values of the characters
+    letters = [ chr(c) for c in range(ord('a'), ord('z')+1) ]
+    width = dict( zip(letters, widths) )
+    for c in strvar:
+        if last_width + width[c] > 100:
+            lines += 1
+            explain += f"\nLine {lines}: {last_line} "
+            explain += f"({last_width} pixels)"
+            (last_line, last_width) = (c, width[c])
+        else:
+            last_line  += c
+            last_width += width[c]
+    lines += 1
+    explain += f"\nLine {lines}: {last_line} "
+    explain += f"({last_width} pixels)"
+    return (lines, last_width, explain)
+
+def comma_join(arr):
+  return ', '.join(map(lambda i: str(i), arr))
+
+def solution(strvar, widths):
+  print(f'Input: $str = "{strvar}"')
+  print(f'       @widths = ({comma_join(widths)})')
+  (lines, last_width, explain) = lineCounts(strvar, widths)
+  print(f'Output: ({lines}, {last_width}){explain}')
+
+print('Example 1:')
+solution(
+  "abcdefghijklmnopqrstuvwxyz",
+  [10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10]
+)
+
+print('\nExample 2:')
+solution(
+  "bbbcccdddaaa",
+  [4,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10]
+)
+
+print('\nExample 3:')
+solution(
+  "thequickbrownfoxjumpedoverthelazydog",
+  [7,8,7,8,7,5,8,8,4,4,8,4,12,8,8,8,8,5,6,4,8,8,12,8,8,7]
+)
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