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- 5★hardman_16
India- Other
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Ratings System Update
(2026-05-27 22:00:00)DSA Rating Graph
Ratings System Update
(2026-05-18 21:00:00)Learning Paths (4)
Practice Paths (5)
SQL Practice Queries
500 difficulty rating
Practice JavaScript
Level up from 1* to 2*
Data Structures Interview Questions
Contests (12)
Starters 228 (Rated)
Unique Sum 1, Minimize Error, Balloon Splash, Min And Operations, Max And Operations, Color Festival, Balloon Smash Party, Prefix Max Xor
Starters 229 (Rated)
Vacation Excitement, All Zero, Sequential Clamp, Minimal Usage, Start Shift (Hard), Start Shift, Sum Not Equal
Starters 230 (Rated till 5 star)
Prefix Max Counting, Sum of Second Max, A to B (Hard), A to B (Easy), Sets Diff by K
Starters 231 (Rated till 5 star)
Extended Viewing, Recurrence Reachability, Target Temperature, Constrained Chopping
Monday Munch - DSA Challenge 27
Alternating Array, Chef Solves Combination Sum III, Chef Builds Subsets, Chef Calculates Edit Distance, Ninja Training, Print subarray with maximum subarray sum
Monday Munch - DSA Challenge 28
Alternating Array, Chef and the Magical Subarray, Largest bst in binary tree, Chef Finds Cheapest Flights, Chef Counts Enclaves
Monday Munch - DSA Challenge 29
Detect Start of Cycle in Linked List, Chef Finds Next Greater Element, Find the Two Unique Numbers, Chef Finds Single Number, Linked List Increment
Starters 232 (Rated till 5 star)
Food Resources, Sortable Subarrays, Max Size, Alternating Sum, Set Size
Starters 233 (Rated till 6 star)
K Median, AB or C, Median Updates, Tree LCA Sets
Starters 234 (Rated for all)
Binary Construction, Good Array 1
Starters 235 (Rated till 6 star)
Sorted Groups, MEX Spectrum
Monday Munch - DSA Challenge 31
Maximum Path Sum in a Binary Tree, Vertical Order Traversal of Binary Tree, Chef Solves Word Break, Chef Counts Unique Paths, Chef Finds Safe States, Chef Swims Rising Water
Monday Munch - DSA Challenge 32
Preorder, Inorder, and Postorder Traversal in one , Chef Builds Island, Chef Merges Accounts, Chef Maximizes Stock Profit - 2, Chef Finds Stock Profit - 3, Insert a node in BST
Monday Munch - DSA Challenge 35
Running Comparison, Chess tournament
Starters 237 (Rated till 5 star)
Finding All, Final Element
Starters 238 (Rated till 6 star)
Test Match Target, Modular Mirrors, WEC-REC, Cricket Nets, Min-Max Queries
Starters 239 (Rated till 5 star)
Planting Roses, Magic Mirror
Starters 240 (Rated till 6 star)
Partition, Counting LCM (Easy), Binary Smile
Monday Munch - DSA Challenge 002 (Rated)
Floor and Ceil in a Binary Search Tree, Chef need runs, Is the i-th bit set, Chef Builds Subsets, Shortest Palindrome, Largest Odd Substring
Monday Munch - DSA Challenge 003 (Rated)
Duplicate Integers, Find Peak Element, Matrix Median, Delete the Middle Node of a Linked List, Add Two Numbers (Linked List), Chef wants to buy a laptop