Common sorted list: Difference between revisions
→{{header|Python}}: Added a Python version.
(→{{header|Python}}: Added a Python version.) |
|||
Line 212:
{1,3,4,5,7,8,9,"an","everything","integer","is","not"}
</pre>
=={{header|Python}}==
<lang python>'''Common sorted list'''
from itertools import chain
# ------------------------- TEST -------------------------
# main :: IO ()
def main():
'''Sorted union of lists'''
print(
sorted(nub(concat(
[
[5, 1, 3, 8, 9, 4, 8, 7],
[3, 5, 9, 8, 4],
[1, 3, 7, 9]
]
)))
)
# ----------------------- GENERIC ------------------------
# concat :: [[a]] -> [a]
# concat :: [String] -> String
def concat(xs):
'''The concatenation of all the elements in a list.
'''
return list(chain(*xs))
# nub :: [a] -> [a]
def nub(xs):
'''A list containing the same elements as xs,
without duplicates, in the order of their
first occurrence.
'''
return list(dict.fromkeys(xs))
# MAIN ---
if __name__ == '__main__':
main()</lang>
{{Out}}
<pre>[1, 3, 4, 5, 7, 8, 9]</pre>
=={{header|Raku}}==
| |||