RussiaRatings System Update
(2022-07-03 22:30:00)Ratings System Update
(2022-12-20 00:00:00)None
None
Chef and math, Chef and Balls, Forest Gathering, Chef and Big Soccer, Laddu
Movie Weekend, Odd Divisors, Queries on a Binary Tree
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, (Challenge) Connecting computers, Lucky Edge
Chef Hates Palindromes, Chef and Subarray Queries, Chef goes Left Right Left, Lovers Gift, Periodic Palindrome Construction, Villages and Tribes
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
Chef And His Characters, Chef And The Patents, Permutation and Palindrome
Special Triplets, Array Filling, Geometry 1, Chef and Bulb Invention, Charge Scheduling, Chef and Digits of Large Numbers, Fat Hut, Problem Difficulties, Olympics Ranking
XOR Equal, Shuffling Parities, Minimize Digit Sum, Treasure Hunt, 2-D Point Meeting, Airline Restrictions, Travel Pass, Covaxin vs Covishield, Minimum Digit Sum 2
Chess Kings Chasing Game, Chef and Pairwise Distances, Permutation and GCD Set, Half Sequence, Fake Swaps
Lucky Number
Median Rearrangement, Tree Upshot, MAX-SEG, Maximum GCD
Yet Another Flipping Problem, Round Robin Ranks , Dance Moves, Equal Beauty, Min Max LCM
Non-Decreasing Subsequence of size K, Good ranking, Product Pain, Guests like slippers, Mega mu - 1, Mega mu - 2, Guess the row
One Change Subsequences, Random Convex Hull, Graduate Work Matters, Sorting Segments
Min-Max Rotations, Ghost Chase, Permutation Pairs, Subarray Jumps
Ones Guessing, Scrupulous Robbery Plan, AND of Maximums
Binary String Game, Destructive Nim, RGB Construction, Break the Balance
In-tree-active Node Coloring, Chef and Vacation Transportation , Chef Loves 1010, Maximum Trio, Optimal Sorting, Counting manuls, Romantic Reversals, Sleep Technique , Point constraints
Unreasonable Updates, Palindromes Not Allowed, Mean Maximization, Subsegment Divisibility , Mask Policy, Merged LIS, Hungry Ashish, Boring Trip, Prime Graph, Beautiful Permutation, Erase All But One
Circular Permutation Recovery, Permutation XOR Sum, Permutation Deletion
Xor Becoming Uncanny, Perfect Permutation, PerMEXuation , Mango Market, Slingshot
Permutation Xor, Chef Cooks Permutation, Bracket Removal, Visit Them All, Magical Modulo, Magnet Sort
Secret Tree, Powers of 2, Dragonado And XOR, Flippable Points, Oh I Dont Care, Alternating Divisibility
Mathology, Key-bored, Winter, Adjacency Love, Separate Them All
Modular Circular Permutations, Do Not Touch the MEX!!!, Secret Machine Mania, AND Palindromes
Make Grid Comparable, Different Subarrays Rearrange, Triple Inversions
Balanced 0-1 Tree, Equal After And, Rearrange Ranges
String Break, Partition Queries, Segmentation Fault, Subsequence LCM
Permutation Segments, Throw and Take, Simple XOR, Prefix Suffix Distinct, Split AND Sum
Chef And Lost Array, The Lost Array, Max Shift After XOR, XOR Times 2 Is Sum, XOR, The Detective, SPLIT With XOR Not X, Increase to Zero
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