Pandora
Parte da empresa SiriusXM
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Pergunta de entrevista da empresa Pandora
Given an array of songs, write an algorithm that returns the first stale (aka repeated) song.
Resposta da entrevista
Sigiloso
3 de dez. de 2015
(In Swift) I wrote a function that takes an array as parameter and returns an optional String. I stored all songs in a dictionary, the key was the song and value was the count of repeated songs in the array. I returned the first song in the dictionary with count >1.