Barclays Interview Question
Write a function to sort an array based on the frequency.
Interview Answer
Anonymous
Aug 22, 2016
Used a hash map to store the numbers and their frequencies as pairs. Then used selection sort in the map values.
1
Write a function to sort an array based on the frequency.
Anonymous
Used a hash map to store the numbers and their frequencies as pairs. Then used selection sort in the map values.
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