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Ratings System Update
(2021-12-13 16:30:00)Ratings System Update
(2022-12-20 00:00:00)Learning Paths (0)
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Practice Paths (0)
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Contests (36)
May Challenge 2019 Division 2
Matches, Reduce to One, Where to Build the Roads
August Challenge 2019 Division 2
Guddu and his Mother, Dilemma, Football, Distribute Apples, Zombie and the Caves
September Challenge 2019 Division 2
Chef and Good Subsequences, Easy Fibonacci, Biladerim Icin, Fuzzy Linear Combinations, Expected GCD, Doofish Set, Chef Designed a Network, Chef and Interesting Subsequences , (Challenge) Sebi and CPU Design
September Lunchtime 2019 Division 1
All Substrings, Find the Sum
October Challenge 2019 Division 1
Queries on Matrix, Even Edges, Missing Number, Bacterial Reproduction, Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Phone Prices
November Challenge 2019 Division 1
Physical Exercise, Hard Sequence, Smallest Beautiful Number, From Zero to Infinity, A Simple Game, Single Point of Failure, Weapon Value, Chef and Minimum Colouring
December Challenge 2019 Division 1
Chefina and Ranges, Plus Multiply, Binary XOR, Binomial Fever, Easy Subsequence Selection, Sticky Notes, That Is My Score!, Addition
January Challenge 2020 Division 1
Chef and Dynamo, Doraemon, Doofish Matrix, Chefina and Prefix Suffix Sums, English, Chefland Army
February Challenge 2020 Division 1
Chef and Railway Stations, Expected Change, No Change Required, Long Contest and Cook Off Overlaps
March Challenge 2020 Division 1
Chef and DAG, XOR Engine, Break, Ada Bishop 2, Winning Ways 2, Lasers Everywhere, Lasers Everywhere Alternative, Pintu and Fruits
April Challenge 2020 Division 1
Strange Number, Squared Subsequences, Perfect Power Divisors, Ready Bitwise, Unit GCD, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue
May Challenge 2020 Division 1
Buying a New String, Triple Sort, Binary Land, Sorting Vases, Coronavirus Spread, Chef and Bitwise Product, Isolation Centers
March Cook-Off 2020 Division 1
Mysterious Sequence
May Cook-Off 2020 Division 1
Chef, Chefina and Their Friendship, Roads in Chefland
March Lunchtime 2020 Division 1 (Unrated)
Maximize LCM, Strip in a Tree!
April Lunchtime 2020 Division 1
Xor Jar Muluk Tar, Triangle Query, Positive Mex
Biteration #2 (Rated for Division 2)
A - Books, B - Candy Love, C - Chef and Maths
June Challenge 2020 Division 1
Even Matrix, The Tom and Jerry Game!, Operations on a Tuple, The Delicious Cake, Convenient Airports, Guessing Game, Chef and Icecream, Covid Sampling (Challenge), Chef and String, Chef and Price Control
July Challenge 2020 Division 1
LCM Constraints, Chefina and Swaps, Chef and Dragon Dens, Missing a Point, Doctor Chef, Weird Product
August Challenge 2020 Division 1
Insanely Hard School Exams, Subsequence Frequency Counting, Smallest KMP, Chef and Wedding Arrangements
September Challenge 2020 Division 1
Chefina and Swap, Chef and Trump Cards, Find XOR, Divide Candies, Ada Matrix
July Cook-Off 2020 Division 1
Even-tual Reduction, OR-thodox Distinction
August Cook-Off 2020 Division 1
Polygon Relationship
August Lunchtime 2020 Division 1
Game on a Strip, Counting Graphs, Alien Invasion
RECode 12.0 (Rated for all)
Chef and String, Chef and Walk, Chef and Rotation, Chef and Or, Chef and Subsequences, Chef and Numbers
October Challenge 2020 Division 1
Positive AND, Replace for X
November Challenge 2020 Division 1
Chef and the Combination Lock, Restore Sequence, Magical Candy Store, Scalar Product Tree, Unusual Queries
January Challenge 2021 Division 1
Cool Subsets, Curious Matrix, Chef and Ants, Guess the Tiling, Expected Number of SCCs, Blackjack, And-Or Game
December Challenge 2020 Division 1
Hail XOR, Square Root of LCA Convolution, Calculus, Linear Combination, Permutations, Digit Matrix, String Operations, Palindromic Equivalence, Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution
December Cook-Off 2020 Division 1
Self-Destructing Strings, Sed Passwords, Circle of Chaos, Carry All Fruits
December Lunchtime 2020 Division 1 (Unrated)
K-Tuple Tree, Even Sequence, Three Letters, One Zero Swaps
November Cook-Off 2020 Division 1
Flip the String, Chef and IPC Certificates, Graph Construction, Hiring Workers
Coders' Legacy (Rated for all)
Chef vs Doof, Doof on Cartesian, Doof fires Brackets, Jeremy gets a gift
February Challenge 2021 Division 1
Team Name, Another Tree with Number Theory, Prime Game, Multiple Games, XOR Sums, Bash Matrix, Cell Shell
CodeChef Div 3 Rated Contest 2021 Division 1 (Unrated)
Maximum Size Hollow Square, Rectangle, Chef and Patients, Total Overlap, Body Mass Index, Total Score
March Challenge 2021 Division 1
Dense Graph, Consecutive Adding, Paparazzi Gennady, Substring Probability, Space Arrays, Locked Safe, Maximum Topological Sort, Clique Boolean Expression
March Lunchtime 2021 Division 1
Lunchtime
April Challenge 2021 Division 1
Binary String MEX, Tree Permutations, Worthy Matrix, Destroy the EMP Chip, Chef and Pair Flips, String Power, Chef and Dice, Brahma and Shiva, Boolean Game
May Challenge 2021 Division 1 (Unrated)
Valid Paths, Tree House, An Interesting Sequence, King Killing, Xor Equality, Tic Tac Toe, Modular Equation, Golf, Solubility
June Challenge 2021 Division 1 (Unrated)
Minimum Dual Area, Shortest Route, Bitwise Tuples, Bella ciao, Dual Distance, Maximum Frequent Subarray Sum, Summer Heat, MathBuzz, Optimal Xor Set, Minimum Subtree Cover
July Challenge 2021 Division 1 (Unrated)
XxOoRr, Chef vs Bharat, Optimal Denomination, Chef and Pairs, Madoka and Ladder Decomposition, Dakimakura Distribition, K Path Query
August Challenge 2021 Division 1 (Unrated)
Alternating LG Queries, Chef and Digits of Large Numbers
CodeChef Starters 9 Division 1 (Unrated)
Friend Groups In A Line, Black cells in a chessboard, Large Square, Bus full of passengers, Fibonacci concatenation, India Fights Corona
September Challenge 2021 Division 1 (Unrated)
XOR Equal, Shuffling Parities, Minimize Digit Sum, Treasure Hunt, 2-D Point Meeting, Airline Restrictions, Travel Pass, Covaxin vs Covishield, Minimum Digit Sum 2
SnackDown 2021 - Online Qualifiers
Lucky Number, Maximum Number Of Distinct Elements, Minimise Difference
October Challenge 2021 Division 1 (Unrated)
Chef at the Olympics, Hidden Points
CodeChef Starters 16 Division 1 (Unrated)
Professor And Directions, K - Magical String, Chef and Magical Steps, Subarray Sum
SnackDown 2021 - Online Round 1A
Yet Another Flipping Problem, Round Robin Ranks , Dance Moves, Equal Beauty, Min Max LCM
November Challenge 2021 Division 1 (Unrated)
Flip or Compress, Functional Array, Wildcard Replacement, Xor Equation, Weird Palindrome Making, Hill Sequence, Equal Coins, Which Fuel is Cheaper, Maximise the bridges, Convex Hulk
SnackDown 2021 - Online Pre-Elimination
Non-Decreasing Subsequence of size K, Product Pain, Guests like slippers
SnackDown 2021 - Online Elimination Round (Rated for all)
Sorting Segments
CodeChef Starters 18 Division 1 (Unrated)
Weird GCD Value, Palindromic Binary Numbers, Expectations on a Permutation, Compare those strings
December Challenge 2021 Division 1 (Unrated)
Increasing String , Valleys and Hills, Rock Paper Scissors, Pyramid Traversal, Squares Counting
Code Drive Division 1 (Unrated)
Count of Array, Sum this up, Again XOR problem, Maximum Factors Problem, Count Number of Peaks