Problems

# Status Problem Level Completes Likes
1

Longest substring with at most K unique characters

Medium % 1
2

Sort a given stack - Using Temporary Stack

Medium % 0
3

Sum of all Unique elements in a given array

Beginner % 0
4

Selection Sort – Java Implementation

Beginner % 0
5

Find Number of reverse pairs in an array

Medium % 0
6

Insertion Sort – Java Implementation

Beginner % 0
7

Heap Sort – Java Implementation

Medium % 0
8

Bubble Sort and Optimized Bubble Sort- Java Implementation

Beginner % 1
9

Sort Names by their Last Names.

Beginner % 0
10

Merge K Sorted Arrays

Hard % 0
11

Counting Sort

Medium % 0
12

Sort 3 Integers without using if condition OR use only Max() function.

Beginner % 0
13

Merge Sort in a Linked list

Medium % 0
14

Sort an Given Array in the order defined by another array

Medium % 0
15

Sort an Array - odd numbers appear first in ascending order followed by the even numbers in descending order.

Medium % 0
16

Find a pair of numbers from an array whose sum equals k

Beginner % 0
17

Quick Sort Implementation

Medium % 0
18

Merge Sort - Updated - Most Efficient ways to Implement

Medium % 0

Longest substring with at most K unique characters

Sort a given stack - Using Temporary Stack

Sum of all Unique elements in a given array

Selection Sort – Java Implementation

Find Number of reverse pairs in an array

Insertion Sort – Java Implementation

Heap Sort – Java Implementation

Bubble Sort and Optimized Bubble Sort- Java Implementation

Sort Names by their Last Names.

Merge K Sorted Arrays

Counting Sort

Sort 3 Integers without using if condition OR use only Max() function.

Merge Sort in a Linked list

Sort an Given Array in the order defined by another array

Sort an Array - odd numbers appear first in ascending order followed by the even numbers in descending order.

Find a pair of numbers from an array whose sum equals k

Quick Sort Implementation

Merge Sort - Updated - Most Efficient ways to Implement