Data Structures Practice Questions

Category	Description	Time Complexity
Sorting	Bubble Sort (increasing order)	O(N*N)
Sorting	Sort using Arrays.sort (increasing order)	O(nlogN)
Sorting	Sort using Arrays.sort (decreasing order)	O(nlogN)
Sorting	Sort using Collections.sort (decreasing order)	-
Sorting	Sort Zeros and Ones	O(N)
Sorting	Sort Zeros, Ones and twos	O(N)
Sorting	Spiral Sorting Question	O(N*N)
Sorting	Spiral Sorting (Two pointers) Question	O(N)
Sorting	Merge Sort	O(nlogN)
Sorting	Merge Two Sorted Arrays (Two pointers)	O(N)
Sorting	Quick Sort	O(nlogN)
Strings	Looping the string	O(N)
Strings	Splitting,Joining,Replacing,Checking the strings	-
Strings	Finding length	-
Strings	Find the strings are Anagrams	-
Strings	Complex Anagram NS Question	-