How to Solve Sort Array by Increasing Frequency Leetcode Problem - Interview Coder Guide
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How to Solve Sort Array by Increasing Frequency Problem

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Easy#1741
LeetCode Problem

Sort Array by Increasing Frequency

Given an array of integers nums, sort the array in increasing order based on the frequency of the values. If multiple values have the same frequency, sort them in decreasing order. Return the sorted a...

ArrayHash TableSorting

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Problem Breakdown

Understanding the Sort Array by Increasing Frequency Problem

Let's break down this LeetCode problem and understand what makes it challenging in interview settings.

Problem Statement

Given an array of integers nums, sort the array in increasing order based on the frequency of the values. If multiple values have the same frequency, sort them in decreasing order. Return the sorted array.

EasyProblem #1741
LeetCode

Sort Array by Increasing Frequency

Related Topics
ArrayHash TableSorting
How Interview Coder Helps

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Examples

Example 1
INPUT
nums = [1,1,2,2,2,3]
OUTPUT
[3,1,1,2,2,2]
EXPLANATION

'3' has a frequency of 1, '1' has a frequency of 2, and '2' has a frequency of 3.

Example 2
INPUT
nums = [2,3,1,3,2]
OUTPUT
[1,3,3,2,2]
EXPLANATION

'2' and '3' both have a frequency of 2, so they are sorted in decreasing order.

Example 3
INPUT
nums = [-1,1,-6,4,5,-6,1,4,1]
OUTPUT
[5,-1,4,4,-6,-6,1,1,1]

Constraints

1 <= nums.length <= 100
100 <= nums[i] <= 100

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