Code Challenges

Get better at coding with practice problems.

Coding Challenges

Select a problem, write code, run test cases, and submit your solution.

Showing 10 of 10 problems

Implement the sortLinkedListValues method that sorts linked list values and returns the sorted list. Solved

Implement the reorderLinkedListValues method that reorders linked list values in first-last alternating order. Solved

Implement the intersectionLinkedListValue method that returns the first common value between two linked lists. Solved

Implement the addTwoNumbersLinkedList method that adds two numbers represented by linked lists and returns the result list. Solved

Implement the palindromeLinkedListCheck method that checks whether the linked list values form a palindrome. Solved

Implement the middleNodeLinkedList method that returns the value stored at the middle node of the linked list. Solved

Implement the removeNthNodeFromEnd method that removes the nth node from the end and returns the updated list values. Solved

Implement the mergeTwoSortedLinkedLists method that merges two sorted linked lists and returns the sorted values. Solved

Implement the detectCycleLinkedListValues method that checks whether the linked list has a cycle at the given position. Solved

Implement the reverseLinkedListInterview method that returns linked list values after reversing the list. Solved