Possible Palindrome

Published by Helen Yu in
regexstringsvalidation

Create a function that determines whether it is possible to build a palindrome from the characters in a string.

Examples

possible_palindrome("acabbaa") ➞ true
# Can make the following palindrome: "aabcbaa"

possible_palindrome("aacbdbc") ➞ true
# Can make the following palindrome: "abcdcba"

possible_palindrome("aacbdb") ➞ false

possible_palindrome("abacbb") ➞ false

Notes

N/A

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