- The dice problem
- Implement Stack using Linked List
- Red OR Green
- Binary Array Sorting
- Play With OR
- Count nodes of linked list
- Check If Circular Linked List
- Fighting the darkness
- Cyclically rotate an array by one
- Add 1 to a number represented as linked list
- Delete without head pointer
- Find Transition Point
- Nuts and Bolts Problem
- Add Binary
- Linked List Cycle II
- Find the Duplicate Number
- Linked List Cycle
- Merge Two Sorted Lists
- Middle of the Linked List
- Peak Index in a Mountain Array
- 3Sum
- Valid Mountain Array