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Ratings System Update
(2024-02-07 22:00:00)Ratings System Update
(2022-12-20 00:00:00)Learning Paths (0):
Practice Paths (1):
Contests (5):
June Cook-Off 2021 Division 3:
Too Much Xor, XOR Folding, ICPC Balloons, Chefland Visa, Binary String on Steroids, The Wave
June Lunchtime 2021 Division 2:
From Rational to Binary, False Number, Node Marking, Unpleasant Ones, Tic Tac Toe
July Challenge 2021 Division 2 (Unrated):
XxOoRr, Chef vs Bharat, Even Odd Partition, Optimal Denomination, Chef and Pairs, Madoka and Ladder Decomposition, Dakimakura Distribition, K Path Query
November Challenge 2021 Division 2 (Unrated):
Flip or Compress, Functional Array, Wildcard Replacement, Xor Equation, Weird Palindrome Making, Hill Sequence, Equal Coins, Maximise the bridges, Convex Hulk
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
January Long 2022 - I, Division 2 (Unrated):
Sequence Master, Generating Cycles, Prime in a binary string, Retrieve back the Array, Chef and Riffles
January Long 2022 - II, Division 2 (Unrated):
Array Partition, Power Sum, Tree Master, Sum and OR, Crying Colours
February Long 2022 - I, Division 2 (Unrated):
Random OR, Digit Multiplication By K, Binary Base Basics, Bitwise Blend, Remove Adjacent, N Queens Puzzle Solved !
February Long 2022 - II, Division 2 (Unrated):
Avoid Fixed Points, Sequence GCD, Area Sums in Convex Polygons, Bitwise swaps, Xor Palindrome
March Long One 2022, Division 2 (Unrated):
Akash and Function, Subarray XOR, Substring of a Substring, Count the Ones, Exact Marks, MEX on Trees
March Long Two 2022, Division 2 (Unrated):
Minimum Longest Substring, Missing Numbers, Same Parity Swaps in Binary Strings, Kostomuksha and AESC MSU, Perfect Imperfections 2
April Long Two 2022 Division 2 (Unrated):
Geometric Mean Inequality, Antipodal Points, Akash and Equal Mean, Flip to Invert, Chef And Division, Pseudo Sorted Array
June Long Two 2022 Division 2 (Unrated):
Counting Is Fun, Gcd and Lcm , Count the ACs, AP Grid, The Subarray XOR, Reversal Sorting, Strong Elements
July Long One 2022 Division 2 (Unrated):
Expected Difference, Journey of the Knight, Game of Piles Version 1, Game of Piles Version 2, Slow Solution
July Long Two 2022 Division 2 (Unrated):
Maximize Difference, Concat Sort, To Divide or Not To Divide, Sum of Product 1, Sum of Product 2, Similar Subsequence
August Long 2022 Division 2 (Unrated):
Angled Flip, Tree of Trees, XOR with smallest element, Hello Equation, Two Trains, Crazy Subsequences
September Long 2022 Division 2 (Unrated):
Yet Another Chef And Numbers, Distinct Numbers, Pokemon Battles, Alone Alice!, Interesting Subarray, Good Pairs
Starters 89 Division 1 (Rated till 5 Stars):
Positive or Negative Subarrays, Subarray Removal, Two Averages, Restore Communication, Tree Queries, Evil Infection
September Short 2023 Division 1 (Unrated):
GCD Discount, Ultimate Fencing, Lucky Seven, Slow Start, Mixing Extraordinaire
Starters 120 Division 1 (Rated till 6 Stars):
Find Permutation , Minimum Operations, Construct Permutation, Count Subarrays, Count Arrays
Practice Problems (21):
Practice:
Arithmetic Progressions, Chef and Bitwise OR Operation, Jump mission, Chef and Numbers, Chef and Line, Buying a New String, Permutation Split, Connect on a Grid (Challenge), Few Different Elements, Circle Coloring, Four Arrays, Subsequence-Numbers Divisible by 7, Sum of Product 1, Red Blue Flowers, Minimum OR Path, c8kbf and Tree, Lockpicking Chef, Combinatorics Is Fun, Xorry 2, Xorry 1, Xorred