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Practice Paths (1)
Contests (45)
February Challenge 2021 Division 3
Chef and Meetings, Prime Game, Maximise Function, Highest Divisor
February Lunchtime 2021 Division 3
Smallest Possible Whole Number
CodeChef Div 3 Rated Contest 2021 Division 3
Body Mass Index
March Challenge 2021 Division 3
Interesting XOR!, Chef and Groups, College Life 4, Space Arrays, No Time to Wait
March Lunchtime 2021 Division 3
Turn It, Motivation
March CodeChef Starters 2021 Division 3 (Rated)
Nobel Prize, Possible Victory
April Challenge 2021 Division 3
Binary String MEX, Worthy Matrix, Chef and Dice, Valid Pair, World Record, Strong Language
May Challenge 2021 Division 2 (Rated)
Xor Equality, Tic Tac Toe, Modular Equation
June Challenge 2021 Division 2 (Unrated)
Summer Heat
June CodeChef Starters 2021 Division 2 (Unrated)
Chess Match, Cyclic Quadrilateral
August Lunchtime 2021 Division 2
K-th Maximum, Just a Graph
September Challenge 2021 Division 2 (Unrated)
XOR Equal, Shuffling Parities, Airline Restrictions, Travel Pass
SnackDown 2021 - Online Qualifiers
Lucky Number
CodeChef Starters 13 Division 3 (Rated)
Maximum Light Up, Magical Doors
October Challenge 2021 Division 3 (Rated)
Longest AND Subarray, Three Boxes, Which Mixture
September Lunchtime 2021 Division 2
Balanced and Unique Arrays, Yet another SOD problem
October Lunchtime 2021 Division 3
Alternating Work Days, Exactly N plus 1 Values, Problem Category
SnackDown 2021 - Online Round 1A
Dance Moves, Min Max LCM
November Challenge 2021 Division 3 (Rated)
Weird Palindrome Making, Hill Sequence, Equal Coins, Which Fuel is Cheaper, Maximise the bridges
CodeChef Starters 17 Division 2 (Rated)
GCD of Prefixes, New Piece
CodeChef Starters 19 Division 2 (Rated)
Indivisible Permutation
December Challenge 2021 Division 2 (Unrated)
Valleys and Hills, List of Lists
December Cook-Off 2021 Division 3
Median Minimization, Two Rooks, Friends Meetup, Musical Chairs
December Lunchtime 2021 Division 2
Maximum Trio
CodeChef Starters 22 Division 2 (Rated)
An Interesting Sequence, Even Subset Xor
Code Drive Division 3 (Rated)
Again XOR problem, Game between friends, Count Number of Peaks, Favourite String of Chef
CodeChef Starters 23 Division 2 (Unrated)
Average of Three, Subarray Mex, Maximising Vacations
January Lunchtime 2022 Division 2
Subarray permutations, Prefix Zeros
CodeChef Starters 24 Division 2 (Rated)
Avoid Contact, Divisors and Reciprocals, Yet Another Constructive Problem
CodeChef Starters 25 Division 2 (Rated)
Building Towers, Equal MEX, Points and Lines
CodeChef Starters 27 Division 2 (Rated)
String Reverse, Distinct Binary Strings, The product mystery
CodeChef Starters 29 Division 2 (Rated)
String protocol, Plusle and Minun on Array
May Long Two 2022 Division 3 (Rated)
Xor Palindrome, Score High, Make them Zero, Degree of Polynomial
July Cook-Off 2022 Division 4 (Rated)
Permutation And Median
Starters 42 Division 3 (Rated)
Minimum or Maximum, Divisible by 3, How Many Maximums, Minimum number of Flips
June Long One 2022 Division 3 (Rated)
Subscriptions, Divisible by i , Possible GCD, Alternate Additions, Equal Strings
June Lunchtime 2022 Division 3 (Rated)
Zero Ones Equal One Zeros
Starters 45 Division 4 (Rated)
Xor and Multiply
July Long One 2022 Division 4 (Rated)
Largest Square in the garden, Bidding, Journey of the Knight, Game of Piles Version 1, Slow Solution, Pass the Exam, Chef and Candies
Starters 46 Division 4 (Rated)
Sort the String
Starters 50 Division 4 (Rated)
Permutation GCD, Discount, Mileage matters, Nearest Court, Average Permutation
Starters 54 Division 4 (Rated)
Equal Distinct, Number of Credits, Ticket Fine, Team of Two
September Long 2022 Division 4 (Rated)
Speed Limit Test, Bob at the Bank, Chef and Wire Frames, Pokemon Battles, Interesting Subarray, Good Pairs
Starters 56 Division 3 (Rated)
K-Subarrays, Binary Substitution, Nearest Exit, Maximize Colours, Far Away
Starters 57 Division 3 (Rated)
Maximum Expression, Even Splits, Non-Negative Product, Two Different Palindromes
Starters 58 Division 3 (Rated)
Break the elements, Add to Subsequence, Remove Bad elements
Starters 59 Division 2 (Rated)
Maximum Subarray , Suspense String, Confusing Concatenations, Alternative Sufferings
Starters 60 Division 2 (Rated)
Yet Another Palindrome Problem, Tri XOR, Palindrome Flipping
Starters 61 Division 2 (Rated)
Minimise LCS, Weird Subarrays, Red Blue Flowers, Subarray Removal
Starters 100 Division 2 (Rated)
Stamps 100, Concussive Sequence
Starters 102 Division 2 (Rated)
Parity Permutation, Bit Play