Learning Paths (0)
None
Practice Paths (0)
None
Contests (33)
January Lunchtime 2017
Nothing in Common
September Challenge 2017
Sereja and Commands, Chef and Pick Digit, Minimum Good Permutation, Weasel does Xor on Tree, Fill The Matrix, Little Chef and Sums
October Challenge 2017
Chef and Magic Arrays, Chef and a great voluntary Program, Chef and Cycled Cycles, Shooting on the array, Max Mex, Counter Test For CHEFSUM, A Balanced Contest
November Challenge 2017
Chef Hates Palindromes, Chef and Subarray Queries, Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes
December Challenge 2017
Chef and Universe, Total Diamonds, Chef And his Cake, Chef And Easy Xor Queries, Penalty Shoot-out, Red and blue points, Chef and Hamming Distance of arrays
January Challenge 2018
K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers
February Challenge 2018
Broken Clock, Chef And His Characters, Chef And The Patents, Chef and odd queries, Points Inside A Polygon, Car-pal Tunnel, (Challenge) Biased Committee, Permutation and Palindrome
February Cook-Off 2018
Chef and Cook-Off, Chef and Tuples, Chef and Chefness, Chef and Line
February Challenge 2019 Division 1
Manhattan Rectangle, Guess It Right, Chef and Secret Ingredients, Xor Decomposition, Yet Another Tree Problem, Art of Balance, Maximize the Tax
June Challenge 2019 Division 1
Count Arrays, Chef and His Dish, Sum and GCD
August Challenge 2019 Division 1
Guddu and his Mother, Dilemma, Maximize an Expression
September Challenge 2019 Division 1
Expected GCD, Doofish Set, Power Sum
October Challenge 2019 Division 1
Array Modification
October Challenge 2021 Division 2 (Unrated)
Yet another MEX problem
December Challenge 2021 Division 2 (Unrated)
Increasing String , Yet Another Tree Problem, Valleys and Hills, Rock Paper Scissors, Pyramid Traversal, List of Lists, Min Manhattan Distance, Squares Counting
July Cook-Off 2022 Division 1 (Rated)
Segmentation Fault
Starters 41 Division 2 (Rated)
Equal Integers, Black and White, Remove and Add, Is this priority or parity!, Path Parity, Dearrange sorting
June Cook-Off 2022 Division 2 (Rated)
Simple XOR, Break the Stick
Starters 42 Division 2 (Rated)
Construct An Array , Maximise Set Bits , Minimum or Maximum, Divisible by 3
June Long One 2022 Division 1 (Unrated)
Full Path Eraser, Expected move, Reduce to zero, Add By Permutation, Divisible by i , Possible GCD
Starters 43 Division 1 (Unrated)
Array Sorting, Make them Equal, The Optimal Pairs, Permutation AND
Starters 46 Division 1 (Unrated)
Prime Xor, Vowel Anxiety, Equal Subsequences, Array sorting, Sort the String
Starters 47 Division 1 (Unrated)
Chef and Minimum Cost of His Tree, Similar Heights, The XOR-OR Dilemma
July Lunchtime 2022 Division 1 (Rated)
Consecutive XOR, Largest Family
September Lunchtime 2022 Division 1 (Rated) (Based on EJOI)
Increasing Addition, Remove Numbers, Adjacent Pairs
Starters 63 Division 1 (Rated for 5 & 6 stars)
Maximize 1s, Count Partitions , Make Length 1, Minimum Absolute Score, Greedy Grid Moves
Starters 64 Division 1 (Rated till 5-stars)
Luigi and Uniformity, Square Sort, Xor Array, Prime Factor Division, Distinct Neighbours
Starters 65 Division 1 (Rated for 5 & 6 stars)
Nahaane Jaa, Binod, Potato to Gold
Starters 66 Division 1 (Rated till 5-stars)
Sorting the Binary String, Good Binary Strings, Palindrome by Splitting, Connect All Cities, Palindrome In Making, Chef and Spice Grid
Starters 70 Division 1 (Rated till 6-stars)
Strange Bitwise Operation, X AND Y Tree, Two Counters, Prime Reversal, Frequency Array Retrieval
Starters 75 Division 1 (Rated till 6-Stars)
Chefs Favourite Function, Minimum Replacement, Xor X,Get MAX, Equal Hamming Distance, Prefix Ones
February Cook-Off 2023 Division 1 (Rated)
Take Not Less, Alice Potter and OWL, Alice Potter And Dumbledore Army
Starters 131 Division 1 (Rated till 5 Stars)
K-Closeness, Digit Space, Encrypt Value, T-Perm
Starters 132 Division 1 (Rated till 6 Stars)
ALIEN-OR, Optimal Flip, Random Array, MEX QUERIES , Prime Query
Starters 133 Division 1 (Rated till 6-Star)
ABC Conjecture 3, Powered Parameters, Too Far For Comfort, Too Far For Comfort (Easy Version)
Starters 134 Division 1 (Rated till 6-Stars)
Count Good RBS, Origin, Prison Escape, 3out1in
Starters 135 Division 1 (Rated till 5-Stars)
Envious Pile, Limit of MEX
Starters 136 Division 1 ( Rated till 6-Stars )
Game On Rectangle, Lexicographically Maximal Prefix AND, Sum of Modes
Starters 138 Division 1 (Rated till 6-Stars)
A power B mod C , TRIPLE PRIMES, Prefix Suffix Inequality, Breezy Mode Problem, Distinct Substring
Starters 159 (Rated till 5 stars)
Super Hero, Glass Bridge (Easy)
Starters 160 (Rated till 5 stars)
Modindrome, Buying Order (Hard)
Starters 161 (Rated)
Min-Max Game, Red-Blue Sort, One To Three, Quick Exit
Starters 164 (Rated till 5 stars)
Karthikeya Numbers
Starters 212 (Rated till 6 star)
Interesting Binary (Easy Version), Distinct Fun, Counting MEX Is Fun, Binary Flip, Beautiful Sum
Total Problems Solved: 212
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