// You have been given an integer array/list(ARR) of size N that contains only integers, 0 and 1. Write a function to sort this array/list. Think of a solution which scans the array/list only once and ...

Here, I am writing the code for sorting JSONArray in java technology. we can sort jsonarray in ascending or in descending order according to our requirement by changing pattern as below. private ...

Given a string, sort it in decreasing order based on the frequency of characters. 'e' appears twice while 'r' and 't' both appear once. So 'e' must appear before both 'r' and 't'. Therefore "eetr" is ...