Song Shuffler
Design an algorithm to shuffle a playlist of songs such that each song is played once in a random order. The algorithm should ensure that the shuffle is unbiased and each permutation of the playlist is equally likely.
Asked at:
Amazon
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Early February, 2026
Amazon
Senior
Write code to create song playlist with functions to add and remove songs from playlist
Early January, 2025
Junior
Play songs in order: Given n people with specific song orders, find if a valid order exists that satisfies all preferences (topological ordering problem).
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