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ChrisDobby/evenWord.js

Created February 5, 2020 13:09
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evenWord.js
function evenWord(word) {
let charCounts = [...word].reduce(
(charCount, char) => ({
...charCount,
[char]: charCount[char] ? charCount[char] + 1 : 1,
}),
{},
);
return Object.entries(charCounts).filter(([_, count]) => count % 2 !== 0).length;
}
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