iamgoangle/find_repeat.md

Created August 1, 2022 04:32

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Find repeatable number

Raw

Given an array that have duplicated member

[9, 8, 2, 6, 1, 8, 5, 3, 4, 7]

You should find the repeat number and share the output like this.

{ 
  '1': 1,
  '2': 1,
  '3': 1,
  '4': 1,
  '5': 1,
  '6': 1,
  '7': 1,
  '8': 2,
  '9': 1
}

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