Problem in frequency sorting in c

Question

This is a c program to perform multiple operations on array in c everything working fine other than frequency sort function this function should sort the array based on the frequency
Most repeated values should come first
Example:-
Input = 1 2 4 1 3 4 1 2 4
Output = 1 1 1 4 4 4 2 2 3
Please help me solving this
https://code.sololearn.com/cNDXylWLQA7J/?ref=app

Answer 1

This will help you:

https://code.sololearn.com/cFTQfsGpVzl9/?ref=app