All Problems
29 problems total
| Title | Difficulty | Videos | Companies |
|---|---|---|---|
| Add Two Numbers represented as Linked List in Reversed Order | medium | - | |
| Regular Expression Matching | hard | - | |
| Merge Two Sorted Linked Lists | easy | ||
| Swap Nodes in Pairs | medium | - | |
| K Reverse a linked list | hard | - | |
| Wildcard Matching | hard | - | |
| Implement Power Function 1 | medium | - | |
| Kth Permutation Sequence of Numbers 1 to N | hard | - | |
| Reorder List such that i-th element points to n-i-th element | medium | ||
| Remove Linked List Elements | easy | - | |
| Reverse Linked List | easy | ||
| Basic Calculator 1 | hard | - | |
| Power of Two | easy | - | |
| Palindrome Linked List | easy | - | |
| Different Ways to Add Parentheses | medium | - | |
| Strobogrammatic Number 2 - Generate for length n | medium | - | |
| Strobogrammatic Number 3 - Count in Range | hard | - | |
| Integer to English Words | hard | ||
| Power of Three | easy | - | |
| Decode String | medium | - | |
| Predict the Winner | medium | - | |
| Output Contest Matches | medium | - | |
| Parse Lisp Expression | hard | - | |
| Basic Calculator 4 | hard | - | |
| Basic Calculator 3 | hard | - | |
| Split BST | medium | - | |
| K-th Symbol in Grammar | medium | - | |
| All Possible Full Binary Trees | medium | - | |
| Print Immutable Linked List in Reverse | medium | - |