Question: Given a string, write a function to check if it is a permutation of a palindrome. A palindrome is a word or phrase that is the same forwards and backwards. A permutation is a rearrangement of letters. The palindrome does not need to be limited to just dictionary words. In: "Tract Coa" Out: True (permutations: "taco cat", "atco cta", etc.)

From: Cracking the Coding Interview [McDowell]

Subject: Arrays and Strings

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