# Status Problem Level Completes Likes 1 Print all subarrays using recursion Medium % 1 2 Largest word in dictionary by removing a few characters from the given string Beginner % 0 3 Calculate (x^y)%z without using pow() function Medium % 0 4 Efficient Robot Problem - Find Minimum Trips Hard % 0 5 Job Sequencing algorithm - Java Medium % 1 6 Implement/Design the version control map system Medium % 0 7 Find if any two intervals overlap in given intervals Medium % 0 8 Given an array, find the number of all pairs with odd sum. Medium % 0 9 Print all steps to convert one string to another string Medium % 0 10 Check if one string is Rotation of another string Beginner % 1 11 Replace all spaces in a String with '%20' Medium % 0 12 Find Intersection Point in Two Linked List Medium % 0 13 Count All Paths from Top left to bottom right in Two Dimensional Array including Diagonal Paths Medium % 1 14 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 16 Find The Longest Sequence Of Prefix Shared By All The Words In A String Medium % 0 17 Quick Sort Implementation Medium % 0 18 Valid or Well Formed Parentheses | Part - 1 Medium % 0 19 Find an Element in 2 dimensional sorted array Medium % 0 20 Find a peak element in a Given Array Beginner % 0 21 Find a Missing Number From a Sequence of Consecutive Numbers Beginner % 0 Print all subarrays using recursion Largest word in dictionary by removing a few characters from the given string Calculate (x^y)%z without using pow() function Efficient Robot Problem - Find Minimum Trips Job Sequencing algorithm - Java Implement/Design the version control map system Find if any two intervals overlap in given intervals Given an array, find the number of all pairs with odd sum. Print all steps to convert one string to another string Check if one string is Rotation of another string Replace all spaces in a String with '%20' Find Intersection Point in Two Linked List Count All Paths from Top left to bottom right in Two Dimensional Array including Diagonal Paths 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 Quick Sort Implementation Valid or Well Formed Parentheses | Part - 1 Find an Element in 2 dimensional sorted array Find a peak element in a Given Array Find a Missing Number From a Sequence of Consecutive Numbers 1