Evgeniy Artemov

December Cook-Off 2014

Matrix Again, Good Joke!

May Challenge 2014

Compilers and Parsers, Chef-jumping, Chef and Strange Matrix, Stone

June Challenge 2014

Chef and Subarray, Guessing Game

July Challenge 2014

Garden Game, Chef and Frogs, Chef and Rectangle Genome, Count Substrings, Reach The Point, Dish Owner

August Challenge 2014

Little Elephant and T-Shirts, Chef and Reversing, The Leaking Robot, Chef and Gift

September Challenge 2014

Chef and Rainbow Array - 2, Chef and Left-Right, Chef and sequence, Fun with Rotation

October Challenge 2014

Chef and Ground, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus

November Challenge 2014

Chef and Segment Game, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome

December Challenge 2014

Chef Under Pressure, Alok-nath and His Sanskars, Chef and Bracket-Pairs, Kali and Devtas, XOR with Subset, Chef and Apple Trees, Sereja and GCD

January Challenge 2015

Sereja and Number Division 2, Chef and A Large Permutation, Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Gcd Queries

February Challenge 2015

Chef and Chain, Chef and Strange Formula, Chef and Strings, Let us play with rank list, Chef and Equality

March Challenge 2015

Count Substrings, Chef and Notebooks, Matrix

April Challenge 2015

Chef and Interview, Broken Telephone, Chef and Piano Scales

May Challenge 2015

Devu and his three Hands, Devu and binary String, Chef and Prime Divisors, Set Difference , Chef and new recipe, Chef and Cake

June Challenge 2015

Steady tables, Chef and Memory Limit, Chef and Polygons

July Challenge 2015

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

December Challenge 2015

Chef and the stones, Plane Division, Oracle Devu and Longest Common Subsequence, Chef and Filters

July Cook-Off 2015

Cops and the Thief Devu, Maximize Disjoint Pair Sum, Adding Special Sum

August Cook-Off 2015

Chef and the XORed Number , Chef and the Wildcard Matching

July Lunchtime 2015

Greedy puppy, Puppy and game, Puppy and cats

January Long Challenge 2016

Rupsa and the Game, Churu and Balls, Chef and Making Triples, Chef and Time Machine, Devu and Perfume

February Challenge 2016

Chef and Strange Operations, Devu and a light discussion, Rectangles of Love, Chef-Detective

March Challenge 2016

Palindromic substrings, maximize the sum, Chef And Special Dishes

April Challenge 2016

Help Watson Escape, Fibonacci Queries, Chef and Ballons, Chef And Magical Path, Chef And Coloring

May Challenge 2016

Chef and math, Chef and Balls, Forest Gathering, Chef and Big Soccer, Laddu

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

July Challenge 2016

Andrash and Stipendium, Chef and Segments, Chef and Tetris, Chef and special numbers, Chef and Robots Competition, Chefland and Electricity, Scheduling jobs on a cluster

August Challenge 2016

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

September Challenge 2016

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

October Challenge 2016

Sereja and Progressions, Chef and Keyboard, Big Queries, Fenwick Iterations, Chef and Three Dogs, Chef and Two String

November Challenge 2016

Count Permutations, Friends Meeting, Urban Development, Gift and Chef, Chef and squares, Sereja and Ways in the Cube, Task for Alexey

December Challenge 2016

Train Partner, Kirito in labyrinth

March Cook-Off 2016

Digital clock, Dual Nim, Alternating subarray prefix

June Cook-Off 2016

Sticks, Right Triangle, Chef Land

July Cook-Off 2016

Chef and Proportion, Chef and Numbers, Chef and Land

July Lunchtime 2016

Drumpf for President!

January Challenge 2017

Capital Movement, Cats and Dogs, Chef and Circle, Reservior, Tourists in Mancunia

February Challenge 2017

Chef and Yoda, Eugene and big number, Interval Game, Chef and Triangles, Chef and his Best Friend, Chef and His Apartment Dues

March Challenge 2017

Cooking Schedule, Xenny and Alternating Tasks, Pishty and birthday, Bear and Extra Number, (CH) Bear and Sorted Rows, Bandwidth of a matrix

April Challenge 2017

Chef and Divisor Tree, Stable market, Dish Of Life, Bear and Row 01, Bear and Clique Distances, Similar Dishes

May Challenge 2017

Chef and Sub Array , Gotham PD, Chef and his daily routine, Courses in an university, Blocked websites, Median of adjacent maximum numbers, Chef and Subsequences

June Challenge 2017

Chef and Prime Queries, Saboteur (Challenge), A Good Set, Chef and the Feast, Xenny and Coin Rankings, Triplets, Pairwise union of sets

July Challenge 2017

Chef and Sign Sequences, Pishty and tree, Multiplication Program, Tree Expectancy, Whats in the Name, Servers (Challenge), Calculator , IPC Trainers, Two Coins

August Long Challenge 2017

Chef and Rainbow Array, Chef And Fibonacci Array, Chef and Mover, Hill Jumping, Palindromic Game, Mathison and the Data Warehouse (Challenge), Greedy Candidates, Strings and Graphs

September Challenge 2017

Sereja and Commands, Chef and Pick Digit, Minimum Good Permutation, Weasel does Xor on Tree, Fill The Matrix, Little Chef and Sums

October Challenge 2017

Chef and Magic Arrays, Chef and a great voluntary Program, Chef and Cycled Cycles, Max Mex, Counter Test For CHEFSUM, A Balanced Contest, (Challenge) Connecting computers

November Challenge 2017

Chef and Intersection Line, Chef Hates Palindromes, Chef and Subarray Queries, Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes

December Challenge 2017

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

June Cook-Off 2017

Ada and crayons, Knight Covering, SnackUp, Centeroid

July Cook-Off 2017

Chang and Bitwise OR, Chang and the Perfect Function, Chang and Perfect Quadruples

August Cook-Off 2017

Matrix and Chef, Real obtuse, From heaven to earth

September Cook-Off 2017

Infinite OR Game, Statistics Construction, Subsequence Equality

October Cook-Off 2017

Chef and Counting Test, Chef and Employment Test, Chef and Weird Queries

June Lunchtime 2017

Maximum Unique Segment, Two Numbers, Company and Club Hierarchies

July Lunchtime 2017

Find the Maximum Value, Good Pairs

August Lunchtime 2017

Mathison and the Dynamo shuffle, Mathison and pangrams

September Lunchtime 2017

Chef and Dice, Chef and Cook-Off Contests

January Challenge 2018

(Challenge) Chef and Palindromes, Killing Monsters, Killjee and k-th letter , K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers

January Lunchtime 2018

Chef and Game with Sequence, Chef and Escaping from the Labyrinth

February Challenge 2018

Chef And His Characters, Chef And The Patents, Akanksha and End of Semester, Car-pal Tunnel, Permutation and Palindrome

March Challenge 2018 DIV 1

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

July Cook-Off 2018 Division 1

OR Matrix, Chef and GCD Game

August Cook-Off 2018 Division 1

GukiZ and Candies, Mixi Game

March Lunchtime 2018 Division 1 (Unrated)

Partitions, Three Integers, Magic Elements

April Challenge 2018 Division 1

Count Good Prefixes

May Challenge 2018 Division 1

Change the Signs, Fake Binary Search, Dibs on Fibs

June Challenge 2018 Division 1

Two Flowers, Vision, Binary Shuffle, Naive Chef

July Challenge 2018 Division 1

Pizza Delivery, Reach Equilibrium, No Minimum No Maximum, Gears, Magic Set, Strike or Spare, No Strings Attached

August Challenge 2018 Division 1

Modular GCD, Lonely Cycles

September Challenge 2018 Division 1

AND Square Subsegments, Table Game, Bad Shuffle

December Challenge 2018 Division 1

(Challenge) Delete DAG, Max and Electrical Panel, Directing Edges, Chef and Interactive XOR

October Challenge 2018 Division 1

Appy and Balloons , Beautiful Bricks, Minimize Digitsum, Chef and Surprise Chessboard

August Lunchtime 2018 Division 1

Chef and Eid, Mix Mix Game, GukiZ Has More Candies

Insomnia 2018 (Rated)

Split Sums, Strange Swaps, Function Function

Code Melange (Rated)

XD Subsequences, Xorangements, Longest Constrained Subsequence, The Deadly Sin, Candy Love

April Challenge 2019 Division 1

Offer for Chef, Kira Loves Palindromes, Playing with Numbers, Subtree Removal

April Lunchtime 2019 Division 1

Dream Problem, Firdavs and Planet F, Minimum Sum, Chef Rami and Inventions

May Challenge 2019 Division 1

Where to Build the Roads

July Challenge 2019 Division 1

Snake and Apple Tree, Guess the Prime!, Codechef War, Circular Merging

August Challenge 2019 Division 1

Guddu and his Mother, Dilemma, Maximize an Expression

January Challenge 2020 Division 1

Chef and Dynamo, Doraemon, Chefina and Prefix Suffix Sums

July Challenge 2021 Division 2 (Unrated)

XxOoRr, Chef vs Bharat, Optimal Denomination, K Path Query

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

SnackDown 2021 - Online Round 1A

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

SnackDown 2021 - Online Pre-Elimination

Non-Decreasing Subsequence of size K, Product Pain, Guests like slippers

July Long Two 2022 Division 1 (Unrated)

Maximize Difference

Problems Authored (5)

Problems Tested (0)

No Contribution

Editorials Contributed (0)

No Contribution