Preet Patel
- 2★preet_patel
India- Student
- Parul Institute Of Engineering and Technology, Vadodara
- No Active Plan. View Details
Submissions Heat Map
Rating Graph
Ratings System Update
(2026-07-15 22:04:00)DSA Rating Graph
Ratings System Update
(2026-07-13 22:00:00)Learning Paths (2)
Practice Paths (10)
Practice Strings
Practice Linked Lists
Practice Sorting
Binary Search
1000 to 1400 difficulty problems
Practice JavaScript
Practice Sorting
Practice Strings
Practice Basic Math
Practice Arrays
Contests (16)
Starters 231 (Rated)
Snaky Strings, Imperfect Numbers, Double Discount
Starters 232 (Rated)
Food Resources, Moderate Temperatures, Vacation Clothes, Equal Difference
Starters 233 (Rated)
AB or C, K Median, Movie, Cake Discount
Starters 234 (Rated)
Binary Construction, Bakery Problem, Cooler, Non-Negative Sum
Starters 235 (Rated)
Balanced Positions in a Permutation, MEX Spectrum, Recover Palindrome
Starters 236 (Rated)
Cute Substrings, Palindrome Check
Monday Munch - DSA Challenge 32
Preorder, Inorder, and Postorder Traversal in one , Insert a node in BST, Chef Maximizes Stock Profit - 2
Monday Munch - DSA Challenge 33
Next Permutation, Subarray Sum equals k
Monday Munch - DSA Challenge 34
Candy Distribution, Hashing - Minimum Window Substring, Print Pattern, Frequency of elements using Hashing, Rating people
Starters 237 (Rated)
Election, Final Element, Make Triangle, DIividing Candies
Starters 239 (Rated)
Magic Mirror, Easy Speaking, Beginnings and Endings
Starters 240 (Rated)
Partition, Counting Characters , Comfortable Seating, Binary Smile
Starters 241 (Rated)
Sum Reduction, Even Sum, No 3 Equal
Monday Munch - DSA Challenge 001 (Rated)
Find the peak elements in an array, Password protection, Superstar Dishes
Monday Munch - DSA Challenge 002 (Rated)
Largest Odd Substring, Floor and Ceil in a Binary Search Tree, Chef Builds Subsets, Is the i-th bit set, Chef need runs
Monday Munch - DSA Challenge 003 (Rated)
Duplicate Integers, Find Peak Element, Delete the Middle Node of a Linked List, Add Two Numbers (Linked List), Chef wants to buy a laptop
Starters 242 (Rated)
Early Certificates, Eventually Equal, Draft Picks, Binary Sorting
Starters 243 (Rated)
Interesting Match, Lose Less, Starved for Seating, OR Operations
Starters 244 (Rated)
AND OR Conversion 1, Carrot Collection, Passing Chain, Dividing by 2
Starters 245 (Rated)
Cooling Conundrum, Triple Threat, Equivalent Exchange
Monday Munch - DSA Challenge 004 (Rated)
Chef Builds Stack, Win the league, Mountain Peak
Monday Munch - DSA Challenge 005 (Rated)
Search an element in an array, Serialize and deserialize Binary Tree, Chef visits hotel
Monday Munch - DSA Challenge 006 (Rated)
Difference Pairs, Minimum Platforms, Subarray with k distinct number, Flight timings
Monday Munch - DSA Challenge 007 (Rated)
Largest Rectangle in Histogram, Reduce to Single Element Array, Stones of the Abyss, Win Game
Starters 246 (Rated)
Waiting (Easy), Red Yellow Cards, Plant
Starters 247 (Rated)
Fair Flipping (Easy), Substring Shift, Conveyor Belt, Alternating Array
Monday Munch - DSA Challenge 008 (Rated)
Check if Linked List is Palindrome, Find smallest and largest numbers, Subsequence Sum K, Movie Night
Monday Munch - DSA Challenge 009 (Rated)
Leader of an Array, CodeChef XP, Least Common Anagram
Monday Munch - DSA Challenge 010 (Rated)
Power Grid, Chef and the Frisbee, Chef and the Gemstones
Monday Munch - DSA Challenge 011 (Rated)
Monthly Earnings, Chocolate Squares, Toy Boxes