Explore
Browse DSA Problems
Explore our curated collection of data structures and algorithms problems. Filter by difficulty, category, or search for specific problems.
30 problems found
12
Completed
18
Remaining
40%
Progress
Two Sum
EasyArrays49% acceptance
Add Two Numbers
MediumLinked List40% acceptance
Longest Substring Without Repeating Characters
MediumStrings34% acceptance
Median of Two Sorted Arrays
HardBinary Search36% acceptance
Longest Palindromic Substring
MediumStrings32% acceptance
Zigzag Conversion
MediumStrings45% acceptance
Reverse Integer
MediumArrays27% acceptance
String to Integer (atoi)
MediumStrings16% acceptance
Palindrome Number
EasyArrays53% acceptance
Regular Expression Matching
HardDynamic Programming28% acceptance
Container With Most Water
MediumTwo Pointers54% acceptance
Integer to Roman
MediumStrings61% acceptance
Roman to Integer
EasyStrings58% acceptance
Longest Common Prefix
EasyStrings41% acceptance
3Sum
MediumTwo Pointers32% acceptance
3Sum Closest
MediumTwo Pointers46% acceptance
Letter Combinations of a Phone Number
MediumBacktracking57% acceptance
4Sum
MediumTwo Pointers37% acceptance
Remove Nth Node From End of List
MediumLinked List41% acceptance
Valid Parentheses
EasyStrings40% acceptance
Merge Two Sorted Lists
EasyLinked List62% acceptance
Generate Parentheses
MediumBacktracking72% acceptance
Merge k Sorted Lists
HardLinked List50% acceptance
Swap Nodes in Pairs
MediumLinked List61% acceptance
Reverse Nodes in k-Group
HardLinked List54% acceptance
Maximum Subarray
MediumDynamic Programming50% acceptance
Climbing Stairs
EasyDynamic Programming51% acceptance
Binary Tree Inorder Traversal
EasyTrees73% acceptance
Validate Binary Search Tree
MediumTrees31% acceptance
Number of Islands
MediumGraphs56% acceptance