David Vulakh

Practice: 

Prime Generator, Transform the Expression, The Next Palindrome, Factorial, Marbles, Mixtures, Bytelandian gold coins, ATM, Life, the Universe, and Everything, Paying up, Nuclear Reactors, Nikhils Dungeon, Discrepancies in the Voters List, Odd, Array Transform, Yet Another Number Game, Flipping Coins, Cleaning Up, Cooling Pies, Number Game Revisited, Holes in the text, Ciel and A-B Problem, Count of Maximum, Double Strings, Jewels and Stones, Arranging Cup-cakes, Closing the Tweets, Racing Horses, Coin Flip, Carvans, Tourist Translations, Little Elephant and Permutations, Buying Sweets, The Minimum Number Of Moves, Root of the Problem, Maximum Weight Difference, Your Name is Mine, Lapindromes, Subtraction Game 1, Chopsticks, Number of Factors, Splitting Candies, Pairwise AND sum, Chef and The Right Triangles, Uncle Johny, Chef and Feedback, Chef-jumping, Dividing Stamps, Count Substrings, Copy-Paste, Chef and Notebooks, Sereja and Votes, Delivery Man, Gregorian Calendar, Cooking Machine, Skyscraper Equilibrium, Counting Pretty Numbers, Misha and Nice Sets, Binary String on Steroids, Battle Royale

February Challenge 2017: 

Chef and His Apartment Dues

February Cook-Off 2017: 

Download file, Cooking Game

April Challenge 2017: 

Dish Of Life, Similar Dishes

July Lunchtime 2017: 

Find the Maximum Value

April Challenge 2018 Division 2: 

Count Good Prefixes, Workers, Average of Pairs, Highway Crossing, Weight of Numbers, Cutting Plants, Chef and Array (Challenge)

January Challenge 2019 Division 1: 

Yet Another Problem About Sequences, Different Neighbours, Partition the Graph, Distinct Pairs, A Pizza Slice

February Challenge 2019 Division 1: 

Art of Balance, Maximize the Tax, (Challenge) Chef with Orchestra in the Kitchen, Chef and Secret Ingredients, Guess It Right, Manhattan Rectangle, Xor Decomposition

June Challenge 2019 Division 1: 

Lent Money, Chef and Ingredients, Chef and His Dish, Intersecting Paths, Sum and GCD, (Challenge) SnackDown 99

June Cook-Off 2019 Division 1: 

Ants and Anteaters, Drink Slush

June Lunchtime 2019 Division 1: 

Igzi and Burly Array

July Challenge 2019 Division 1: 

Hit the Coconuts, (Challenge) Codechef War II, Circular Merging, LOVEMUFFIN, Codechef War, Guess the Prime!

January Challenge 2020 Division 1: 

Chef and Dynamo, Doraemon, Doofish Matrix, Chefina and Prefix Suffix Sums, English, Chefland Army, (Challenge) Building Anthills

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