Alex Danilyuk

August Challenge 2016: 

Chef and Circle Run, Chef and Chocolate, Chef and Round Run, Funny gnomes

September Challenge 2016: 

Chef and Friends, Dividing Machine, Chef and Matrix Division, Chef and digits of a number, Faded Palindromes, The New Restaurant, JosephLand, Chef and calculation, Chef and Cut

July Cook-Off 2016: 

Chef and Proportion, Chef and Numbers, Chef and Land, Chef and Array, Chef and Sort

September Lunchtime 2016: 

Chef and Inequality, Chef and Triangles, Chef and Words, Chef and Tree

July Cook-Off 2017: 

Chang and Bitwise OR, Chang and the Perfect Function, Chang and Perfect Quadruples, Chang and Beautiful Sequences, Bipartite Graph from Trees

April Lunchtime 2017: 

Bear and Digit Virus, Bear and Segments, Closest points queries, Bear and Segment 01

Enigma - Plinth Codesprint: 

Angry Killjee, Laziness of Killjee, Chef and Special Array, Prime Swap, Chef and Special Nodes, Chef And Chocolates, Easiest Problem

March Challenge 2018 DIV 1: 

Pishty and Triangles, Chef and Interval Painting, Chef and Easy Problem, Chef and Gcd Queries, Mix the Colors, Minions and Voting

June Cook-Off 2018 Division 1: 

Masha and Minions, Sonya and Segments, Danya and Numbers, Batman and Tree, Good Permutations

April Challenge 2018 Division 1: 

Chef and Array (Challenge), Vaibhav and Ministers, Chef at the Food Fair, Cutting Plants, S Semi-palindromic, Highway Crossing, Chef and Same Old Recurrence, Count Good Prefixes

July Challenge 2018 Division 1: 

Reach Equilibrium, No Minimum No Maximum, Gears

August Challenge 2018 Division 1: 

Coordinate Compression , Modular GCD, Lonely Cycles

September Challenge 2018 Division 1: 

AND Square Subsegments, Selinas the Chefs Falling on the Tree, Sasha and Photos, Chef and Lost Story, Factorize, Table Game, Bad Shuffle

October Challenge 2018 Division 1: 

Walk on Tree, Appy and Balloons , Beautiful Bricks, Minimize Digitsum, Chef and Surprise Chessboard, Coprime Components

August Lunchtime 2018 Division 1: 

Chef and Eid, Mix Mix Game, X and Two Groups, GukiZ Has More Candies

September Challenge 2019 Division 1: 

Biladerim Icin, Fuzzy Linear Combinations, Chef Designed a Network

October Challenge 2019 Division 1: 

Even Edges, Bacterial Reproduction, Chef and Maximum Star Value, Fun with Lists, Array Modification

Code Melange (Rated for all): 

Misplaced Signs, Optimal Splitting, Greg and Grid, A Small Array, Go Round, Some Impact, Longest Xommon Subsequence, Subset Numbering, Max power

March Challenge 2020 Division 1: 

Chef and DAG, Break, Winning Ways 2, Lasers Everywhere, Inverse of a Function, Lasers Everywhere Alternative, Good Subsequences, Egg-free DAG

April Challenge 2020 Division 1: 

Strange Number, Squared Subsequences, Perfect Power Divisors, Ready Bitwise, Factor Tree, A Leisurely Journey, Leaked Answers (Challenge)

March Cook-Off 2020 Division 1 : 

Mysterious Sequence, A Tree to Remember, Maximize Letter Beauty, Random Chocolates, Escape the Tree

April Cook-Off 2020 Division 1 : 

Tower Counting, The Gifting Problem, Simple Operations, Inversions in Permutations

March Lunchtime 2020 Division 1 (Unrated): 

Maximize LCM, Strip in a Tree!, Nested Rotation, Chef and Secret Recipe

ketek[i] QuickMatch 25: 

Reach At Last, Rabbo Loves Jumping

RECode 12.0 (Rated for all): 

Chef and String, Chef and Walk, Chef and Rotation, Chef and Or, Chef and Subsequences, Chef and Array, Chef and Numbers

October Challenge 2020 Division 1: 

Inversions, Positive AND, Random Knapsack, Rooted Minimum Spanning Tree, Replace for X, D-Dimensional MST, Compress all Subsegments, Adding Squares, Village Road Network

October Lunchtime 2020 Division 1: 

Chef Likes Good Sequences, Chef Is Just Throwing Random Words, Counting Spaghetti, Cute Chef Gift

February Cook-Off 2023 Division 1 (Rated): 

Take Not Less, Alice Potter and OWL, Alice Potter and Wingardium Leviosa, Crazy Row, Outside of Brackets, Alice Potter And Dumbledore Army

Starters 78 Division 1 (Rated till 6 stars): 

Yet Another XOR Sort 2, MinAdd, Bitwise Equation, Balanced Suffix, Solve More Problems!, Divisible Subarray Counting

Starters 86 Division 1 (Rated for All): 

Trees Are Fun, Least Size, Minimum Operation, Sum Over All Arrays, String Game , Prefix Max, Largest Y

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