Mikhail Ipatov

Practice: 

Counting Subgraphs, Factorial to Square, Computer Network, Ancient Berland Roads, Chef And Palindromes, Buying Seedlings, Distinct Codes, Sereja and Tree, Chef and Queries, Chef and LCS, Chef and Tree, Sebi and the equation 2, Sebi and the cube, Tweedle-Dee and Tweedle-Dum , Math Hatter, Mock Turtle, Queen of Hearts, Sebi and the highway, Sebi and the black money, Sebi and the corrupt goverment, Chef and Queries, Chef and Numbers, Bear and House Queries, Bear and Milky Cookies, Bear and Bribing Tree, Bear and Oveflow Points, Meeting location, Balanced Array, Hussain Set, Nasty Queries, Binary Tree, Tree Connectivity, Game on Stick, Matrix and Chef, Real obtuse, From heaven to earth, Chef and Counting Test, Chef and Employment Test, Chef and Weird Queries, Chef and Dancing Steps, Chef and Math Test, Minimum SubArray, Rotate Point, Beautiful Array, Football Match, Painting Tree, Adjacent Leaves , Ada Rooks

September Mega Cook-Off 2015: 

Forgotten Language, Reign 2, Stacks, Super Numbers

October Cook-Off 2015: 

Palindrome Pairs, Second LIS, Word Stem, Almost Sorted Permutation

November Cook-Off 2015: 

Sereja and Line, Sereja and Array and Subtracting, Sereja and Pairs, Sereja and Tree 2

January Cook-Off 2016: 

Chef And Fibonacci Tree, Chef and Fruits, Chef and Maximum Sum Matrices , Chef and Destruction

May Cook-Off 2016: 

Phantasialand, Easy Numbers, Maze

July Cook-Off 2016: 

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

September Cook-Off 2016: 

Lazy Jem, Find The Point, Shortest path queries, The Lost Arithmetic Sequences, Counting Strings

October Cook-Off 2016: 

Sherlock and the Ugly Flower, Watson asks Does Permutation Exist, Sherlock Counts Ways, ChefWatson uses Social Network, Sherlock and Smallest Window

February Cook-Off 2017: 

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

March Cook-Off 2017: 

Rainbow Graph, Yet Another Card Game, Increasing Xor Sequence, Safe Robot

June Cook-Off 2017: 

Centeroid, SnackUp, Knight Covering, Ada and crayons, A Study in Bake Street

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

September Cook-Off 2017: 

Numbers Game, Infinite OR Game, Statistics Construction, Subsequence Equality, Mixing Colors

International Coding League (Rated): 

Matrix Game, Raid Systems, Replace and Substring Queries, Maze Love, Stingy Strings

February Cook-Off 2018: 

Chef and Cook-Off, Chef and Tuples, Chef and Chefness, Chef and Line, Chef and Chefcoin

March Cook-off 2018 Division 1: 

Maximum Tree Path, Chef Restores a Matrix, Chef Chooses a Subset, Chef Goes to the Cinema, Chef Restores an Array

July Cook-Off 2018 Division 1: 

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

August Cook-Off 2018 Division 1: 

Hack Fulu, Standard Tree Task, Mixi Game, GukiZ and Candies

September Mega Cook-Off 2018 Division 1: 

OneTwo, Learning Dishes, Dot It, Make a Permutation, Ghayeeth vs Siroj

January Cook-Off 2019 Division 1: 

Ada School, Ada Pawns, Ada Function, Ada Matrix

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