# Status Problem video Level Completes Likes 25 String Compression using count of repeated characters - Run Length Encoding Beginner % 0 24 Replace all spaces in a String with '%20' Medium % 0 23 Find Whether Two Strings are Permutation of each other Beginner % 1 22 Find Intersection Point in Two Linked List Medium % 0 21 Find the Loop in a Linked list, find its length and Break the Loop Medium % 0 20 Reverse a Linked List Beginner % 0 19 Count All Paths from Top left to bottom right in Two Dimensional Array including Diagonal Paths Medium % 1 18 Print All Paths from Top left to bottom right in Two Dimensional Array Medium % 0 17 Merge or Combine Two Sorted Linked Lists Medium % 0 15 Rearrange Positive and Negative Numbers of Array On Each Side in O(nlogn) Hard % 0 14 Find The Longest Sequence Of Prefix Shared By All The Words In A String Medium % 0 13 Print All Elements of Two Dimensional Array in Spiral Medium % 0 12 Find a pair of numbers from an array whose sum equals k Beginner % 0 11 Check If String has All Unique Characters Beginner % 0 7 Find Whether Given String is palindrome or Not. Beginner % 0 6 Find a peak element in a Given Array Beginner % 0 5 Find two Missing Numbers in a Sequence of Consecutive Numbers Beginner % 0 String Compression using count of repeated characters - Run Length Encoding Replace all spaces in a String with '%20' Find Whether Two Strings are Permutation of each other Find Intersection Point in Two Linked List Find the Loop in a Linked list, find its length and Break the Loop Reverse a Linked List Count All Paths from Top left to bottom right in Two Dimensional Array including Diagonal Paths Print All Paths from Top left to bottom right in Two Dimensional Array Merge or Combine Two Sorted Linked Lists Rearrange Positive and Negative Numbers of Array On Each Side in O(nlogn) Find The Longest Sequence Of Prefix Shared By All The Words In A String Print All Elements of Two Dimensional Array in Spiral Find a pair of numbers from an array whose sum equals k Check If String has All Unique Characters Find Whether Given String is palindrome or Not. Find a peak element in a Given Array Find two Missing Numbers in a Sequence of Consecutive Numbers 1 2 3 4 5 6 7 8 9
