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Submissions Heat Map
Learning Paths (0)
Practice Paths (3)
Contests (97)
May Lunchtime 2020 Division 2
Weird Walk, Lost Weekends
December Lunchtime 2020 Division 2 (Unrated)
Three Letters, Sed Sequences
Coders' Legacy (Rated for all)
Chef vs Doof, Doof on Cartesian
January Challenge 2021 Division 3
Chef and Division 3, Encoded String
May CodeChef Starters 2021 Division 3 (Rated)
Lazy Chef, Correct Sentence
May Challenge 2021 Division 3 (Rated)
Xor Equality, Golf, Solubility
June Challenge 2021 Division 3 (Rated)
Shortest Route, Bitwise Tuples, Bella ciao, Summer Heat
June CodeChef Starters 2021 Division 3 (Rated)
Total Correct Submissions, Chess Match, Cyclic Quadrilateral
July Challenge 2021 Division 3 (Rated)
XxOoRr, Maximum Production, Relativity
CodeChef Starters 6 Division 3 (Rated)
Three Dices, Cricket Ranking
CodeChef Starters 7 Division 3 (Rated)
Ceiling Sum, Maximum Array Xor, Chess Format, Food Chain
August Challenge 2021 Division 2 (Unrated)
Special Triplets, Chef and Bulb Invention, Problem Difficulties, Olympics Ranking
CodeChef Starters 10 Division 2 (Rated)
Maximise the Subsequence Sum, Remove One Element
September Challenge 2021 Division 2 (Unrated)
XOR Equal, Shuffling Parities, Airline Restrictions, Travel Pass
September Cook-Off 2021 Division 2
Adjacency Hatred
SnackDown 2021 - Online Qualifiers
Lucky Number
CodeChef Starters 11 Division 2 (Rated)
The Grid Fill Problem, Obtain the Sum
CodeChef Starters 12 Division 3 (Rated)
Good Weather, Make it Divisible, Another Shortest Paths Problem, Maximum Points
CodeChef Starters 13 Division 3 (Rated)
Chef in Vaccination Queue, Maximum Light Up, The Preparations, Magical Doors
CodeChef Starters 14 Division 3 (Rated)
Odd GCD, Diagonal movement, FIXFIX, RCB and Playoffs
October Challenge 2021 Division 3 (Rated)
Three Boxes, Which Mixture
September Lunchtime 2021 Division 2
Balanced and Unique Arrays
CodeChef Starters 16 Division 3 (Rated)
Professor And Directions, Chef And Salary Pay, Pass or Fail
October Cook-Off 2021 Division 2
01 Subsequence
October Lunchtime 2021 Division 3
Alternating Work Days, Chef and Water Car, Exactly N plus 1 Values, Fixed Points, Problem Category
SnackDown 2021 - Online Round 1A
Round Robin Ranks , Dance Moves, Min Max LCM
SnackDown 2021 - Online Round 1B
Queens Placement , Largest Laddu, Help Nishant
November Challenge 2021 Division 2 (Unrated)
Weird Palindrome Making, Hill Sequence, Equal Coins, Maximise the bridges
CodeChef Starters 17 Division 2 (Rated)
GCD of Prefixes, New Piece
CodeChef Starters 18 Division 2 (Unrated)
Palindromic Binary Numbers, Compare those strings, Make them equal
CodeChef Starters 19 Division 2 (Rated)
Indivisible Permutation
C.O.D.E.R.S Division 2 (Rated)
The One On The Last Night
FizzBuzz Division 2 (Rated)
Magical Planks, Can_Reach
December Challenge 2021 Division 2 (Unrated)
List of Lists
SnackDown 2021 - Elimination Parallel (Rated for Div 2)
Yet another subarray problem, Remove Element
December Lunchtime 2021 Division 2
Maximum Trio, Romantic Reversals
CodeChef Starters 21 Division 2 (Rated)
Akash and Grid
CodeChef Starters 22 Division 3 (Rated)
An Interesting Sequence, Even Subset Xor, Equal Card Game, Elections in Chefland
January Long 2022 - I, Division 2 (Unrated)
Prime in a binary string
January Long 2022 - II, Division 3 (Rated)
Crying Colours, TCS Examination, Chef and Fixed Deposits
Exun 2021-22 Division 2 (Rated)
Sarthak and his Magic Grid
January Cook-Off 2022 Division 3
Palindromes Not Allowed, Mean Maximization, Mask Policy, Hungry Ashish
CodeChef Starters 24 Division 3 (Rated)
Avoid Contact, Badminton Serves, EVM Hacking
February Long 2022 - I, Division 3 (Rated)
Binary Base Basics, N Queens Puzzle Solved !, Chef and the Hair Salon
February Long 2022 - II, Division 3 (Rated)
World Chess Championship, Chef and NextGen
CodeChef Starters 27 Division 3 (Rated)
Distinct Binary Strings, Too many items, Blackjack, The product mystery
February Lunchtime 2022 Division 3
Four Equidistant Points on a Grid, Good Program, Parallel Processing, Watching Movies at 2x
CodeChef Starters 26 Division 4 (Rated)
Careless Chef, Car or Bike, Valentine is Coming, Count the Notebooks, Hostel Room
February Cook-Off 2022 Division 4
Complete the credits, Guess the bottom face, Lazy Salesman, Peaceful Party, Prefix Permutation
CodeChef Starters 28 Division 3 (Rated)
Permutation Xority, Self Defence Training, Car Choice, Count the Holidays
March Long One 2022, Division 2 (Unrated)
Akash and Function, Substring of a Substring, Exact Marks
CodeChef Starters 29 Division 2 (Rated)
String protocol, Plusle and Minun on Array, Decomposition Reaction
March Long Two 2022, Division 3 (Rated)
Chef and Races, Missing Numbers, The Rating Dilemma
CodeChef Starters 30 Division 2 (Rated)
Minimum Coloring, Gift Shop and Coupon, Balanced Reversals
CodeChef Starters 31 Division 3 (Rated)
Alternating String, Sign Moves, The Unchanging OR, Group Assignment
CodeChef Starters 32 Division 3 (Rated)
Maximize the Minimum, Binary String Cost, Finding Shoes, Flip Sorting
CodeChef Starters 33 Division 3 (Rated)
Distinct Dilemma, Minimum Cars required, Non Adjacent Flips, Make Them Equal
April Lunchtime 2022 Division 2(Rated)
Buckets Full of Candies, Pair Pain
Starters 36 Division 2 (Rated)
Buying Sweets, Presents for Cheffina
April Long Two 2022 Division 2 (Unrated)
Pseudo Sorted Array
Starters 37 Division 2 (Rated)
Dazzling Even-Odd Challenge, Beat the Average, Infernos, Maximum OR Minimum
May Long One 2022 Division 2 (Unrated)
Pushpa , The Attack of Queen
Starters 38 Division 2 (Rated)
Average Gift, Circular Track
Starters 41 Division 2 (Rated)
Equal Integers, Remove and Add, Is this priority or parity!, Path Parity
June Cook-Off 2022 Division 2 (Rated)
Simple XOR, Break the Stick
Starters 42 Division 2 (Rated)
Divisible by 3
June Long One 2022 Division 3 (Rated)
Subscriptions, Alternate Additions, Equal Strings
Starters 44 Division 3 (Rated)
The Attack of Knight, Jogging
Starters 43 Division 3 (Rated)
DNA Storage, Distinct Palindrome, Joining Date
Starters 45 Division 3 (Rated)
Chef and his Apps, Retrieve the Array, Adjacent Sum Parity, Change Row and Column Both
July Long One 2022 Division 3 (Rated)
Journey of the Knight, Game of Piles Version 1, Slow Solution, Pass the Exam, Chef and Candies
Starters 48 Division 3 (Rated)
Buy Lamps, Fill The Grid
Starters 50 Division 3 (Rated)
Air Blimp, Permutation GCD, Sum Product Segments, Nearest Court, Average Permutation
Starters 51 Division 2 (Rated)
Split N, Copy and Paste, Different Medians
Starters 52 Division 3 (Rated)
Minimum Sum, WA Test Cases, Air Conditioner Temperature
Starters 53 Division 3 (Rated)
Odd Pairs, Make A and B equal, Weights
Starters 54 Division 3 (Rated)
Equal Distinct, Ticket Fine, Team of Two
Starters 55 Division 2 (Rated)
Balls and Boxes, Mean and Median
Starters 56 Division 2 (Rated)
Maximize Colours
Starters 57 Division 3 (Rated)
Maximum Expression, Even Splits, Non-Negative Product, Two Different Palindromes
Starters 60 Division 2 (Rated)
Yet Another Palindrome Problem, Palindrome Flipping
Starters 61 Division 2 (Rated)
Minimise LCS
Starters 62 Division 3 (Rated)
Sorted Substrings, Final Sum, X Jumps, Test Score
Starters 63 Division 3 (Rated)
Make Length 1, Avoid Squares Please
Starters 64 Division 3 (Rated)
Mario and the Broken String, Luigi and Uniformity, Distinct Colors
Starters 65 Division 3 (Rated)
Nahaane Jaa, Candies, Hackerman
November Long 2022 Division 3 (Rated)
Split and Maximize, String Game
Starters 66 Division 3 (Rated)
Just Like Mob!, Binary Battles, Monopoly in Chefland
Starters 67 Division 3 (Rated)
Maximum Angriness, Expensive Steps , Minimum Number of Ones, Counting Problem
Starters 69 Division 3 (Rated)
Akash and Dinner, Convert to permutation, Distinct Sequence
Starters 73 Division 3 (Rated)
Consecutive Xor, Lucky Numbers, Append for OR
Starters 74 Division 3 (Rated)
Chef And Babla, Lcm hates Gcd, Odd Even Binary String
February Cook-Off 2023 Division 3 (Rated)
Take Not Less, Bi_lindrome!, Permutation and Modulus, Netflix
Starters 77 Division 2 (Rated)
Concat Palindrome, Three Numbers
Starters 78 Division 2 (Rated)
Valid Expression
Starters 79 Division 3 (Rated)
One Stone or Two Stones, Add smallest prime factor, Distinct Opposite Sums, Better Deal
Starters 80 Division 3 (Rated)
Permutation Subsequence, Prefix Permutation, Single-use Attack, Running Comparison, Equal Elements
Starters 81 Division 3 (Unrated)
Maximum Capacity
Starters 85 Division 3 (Rated)
Crazy Bishops on Chessboard, Efficient PAN Linking, Inside The Stadium, Can Chef
Starters 86 Division 3 (Rated)
String Game , Cricket Match, Chef and Battery , Maximise Score
Starters 87 Division 3 (Rated)
Return the Change, Existence, AB plus C
Starters 88 Division 2 (Rated)
Maximum And Or, Unstable Subarray
Starters 92 Division 2 (Rated)
Rectangular Tiling, Distance Coloring, Dotify Playlist
Starters 95 Division 3 (Rated)
Alt-Tab, Transfusion Chain, EVacuate to Moon
Starters 96 Division 3 (Rated)
Remove Multiples, Bells of Pilgrimage, Weeding
Starters 98 Division 2 (Rated)
Airport Management, Ball Distribution