Mateusz Radecki

April Challenge 2015: 

Count Sequences, Chef and Interview, Broken Telephone, Chef and Piano Scales

July Challenge 2015: 

Addition and Multiplication, Maximum Difference Walk, Bread, MasterChef, Na2a and lucky stone, Chef and Cube

August Challenge 2015: 

Way Out, Social Cluster, Gravity Guy, Devu And Churu , Cooking Machine, Aditi and Magic Trick, Chef and insomnia, Future of draughts, Chef and Path

September Challenge 2015: 

Chain of Doughnuts, Nikitosh and xor, Count Steps in Matrix, Bank robbery, Lighthouses, Cracking the Code

November Challenge 2015: 

Ingredients, Receipt Recovery, Chef and collection of stamps, Eugene and function, Simple Sum, Chef and cakes

BIT Codejam: 

Yet Another Problem On Sequences, Fun With Cameras, Yet Another Problem On Strings, Doge vs Cate

January Long Challenge 2016: 

Sereja and Salesman, Chef and Inflation, Rupsa and the Game, Churu and Balls, Chef and Making Triples, Asteroids, Cyclist Race, Dai Ma Chu Shi, Chef and Time Machine, Devu and Perfume

February Challenge 2016: 

Sereja and Two Lines, Chef and Strange Operations, Devu and a light discussion, Rectangles of Love, Chef-Detective, Matrix Maximum Sum

June Challenge 2016: 

Chef And The Hiring Event, Chef and Rectangle Array, Chef and New Game, Chef and Array and K, Chef And Binary Operation, Chef and Coins Game, Chef and cities, Devu and an Array

August Challenge 2016: 

Chef and His Garden, Fighting Ebola, Chef and Circle Run, Chef and Chocolate, Chef and Round Run, Funny gnomes, Maximum Grid, A Good Problem

September Challenge 2016: 

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

July Lunchtime 2016: 

Will and Closed Set, Drumpf for President!, Lumpy - The Bus Driver, So Close Yet So Far

CodeWars, Aaruush 2015: 

THIEVES OF THE NIGHT, MOVING TIME!, PIZZA!, GOBSTONES, CHOCOLATES, SECRETS, TREASURE QUEST

CodeMasters 1.0: 

Coal Company, They See Me Rollin

I-CODE 2016: 

Help Monika, Peter and Graph, Bank Robbery, Cards Game, Chota Bheem

CodeBattle: 

Range Modulus, Mr Perfectionist, Mr Swegwan and Arrays, Mr Swegwan and His GirlFriends

March Challenge 2017: 

Bear and Cat Trap, (CH) Bear and Sorted Rows

February Cook-Off 2017: 

Download file, To add or to multiply game, Mixing flavors, Chairs, Cooking Game

August Long Challenge 2017: 

Chef and Rainbow Array, Chef And Fibonacci Array, Chef and Mover, Hill Jumping, Walks on the binary tree, Palindromic Game, Mathison and the Data Warehouse (Challenge), Greedy Candidates, Strings and Graphs, Flower Pots

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

May Cook-off 2018 Division 1: 

Difficult Choice, Best Cake Ever, Searching for the Recipe

July Cook-Off 2018 Division 1: 

Sticks, OR Matrix, Finding Second Maximum, Chef and Queries on a Tree, Chef and GCD Game

November Challenge 2018 Division 1: 

Chef and Recipes, Appy Loves One, Good Median, Magician versus Chef 2, Binary Strings

Coders' Legacy 2019 (Rated for all): 

Bathwater, Tennis, Metro, IPL and RCB, Up for a Game, Paths

ICM Technex 2019: 

Vertex Permutation Revisited, Pika-Pika, Good Sequence, Array got some moves, Snorlax hates working out, Bob and his strict mom, Yet Another Counting Problem

May Cook-Off 2019 Division 1: 

Misha and Nice Sets, Bitsetbaba and Power Grid, Expected Xor, Searching for a Biclique

March Challenge 2020 Division 1: 

Chef and DAG, Break, Winning Ways 2, Lasers Everywhere, Lasers Everywhere Alternative

Fool's Programming: 

Tindor in Bitland

June Challenge 2020 Division 1: 

Perfect Partitions

July Challenge 2020 Division 1: 

LCM Constraints, Chefina and Swaps, Easy Geo xD, Chef and Dragon Dens, Missing a Point, Doctor Chef, Weird Product, Expected Repetitions, Expected Spanning Trees

October Challenge 2020 Division 1: 

Random Knapsack, Rooted Minimum Spanning Tree, Compress all Subsegments, Village Road Network

February Challenge 2021 Division 1: 

Team Name, Another Tree with Number Theory, Prime Game, Multiple Games, XOR Sums, Dream and the Multiverse, Bash Matrix, Cell Shell

June Challenge 2021 Division 1 (Unrated): 

Minimum Dual Area, Shortest Route, Bitwise Tuples, Bella ciao, Dual Distance, Maximum Frequent Subarray Sum, Summer Heat, MathBuzz, Optimal Xor Set, Minimum Subtree Cover

SnackDown 2021 - Online Qualifiers: 

Lucky Number, Maximum Number Of Distinct Elements, Minimise Difference

SnackDown 2021 - Online Round 1A: 

Yet Another Flipping Problem, Round Robin Ranks , Dance Moves, Equal Beauty, Lazy Machine, Min Max LCM

SnackDown 2021 - Online Pre-Elimination: 

Non-Decreasing Subsequence of size K, Good ranking, Product Pain, Guests like slippers, Mega mu - 1, Mega mu - 2, Guess the row

SnackDown 2021 - Online Elimination Round (Rated for all): 

One Change Subsequences, Random Convex Hull, Graduate Work Matters, Sorting Segments

SnackDown 2021 - Final Round: 

Ones Guessing, Equal Number of Prefix Maximums, Finally, Non Ad-Hoc Problem, AND of Maximums

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