Michael Hart
- michaelshart
United States- Professional
- PetWell Partners
- No Active Plan. View Details
Activity Heat Map
Learning Paths (0)
Practice Paths (1)
Contests (168)
November Challenge 2016
Chef and squares, Task for Alexey
December Challenge 2016
Train Partner, Kirito in labyrinth, Our Base is Under Attack
January Challenge 2017
Capital Movement, Cats and Dogs, Reservior
February Challenge 2017
Chef and His Apartment Dues
March Challenge 2017
Xenny and Alternating Tasks, Bear and Extra Number, Bandwidth of a matrix
April Challenge 2017
Dish Of Life, Bear and Row 01, Similar Dishes
May Challenge 2017
Chef and Sub Array , Chef and his daily routine, Courses in an university, Blocked websites, Median of adjacent maximum numbers
June Challenge 2017
A Good Set, Xenny and Coin Rankings
July Challenge 2017
Whats in the Name
August Long Challenge 2017
Chef and Rainbow Array, Chef and Mover
September Challenge 2017
Chef and Pick Digit, Minimum Good Permutation, Little Chef and Sums
October Challenge 2017
Max Mex, Counter Test For CHEFSUM, A Balanced Contest
November Challenge 2017
Chef Hates Palindromes, Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes
December Challenge 2017
Total Diamonds, Chef And his Cake, Penalty Shoot-out, Chef and Hamming Distance of arrays
April Cook-Off 2017
Bear and Candies 123
May Cook-Off 2017
La Liga
June Cook-Off 2017
Ada and crayons, SnackUp
July Cook-Off 2017
Chang and Bitwise OR, Chang and the Perfect Function
August Cook-Off 2017
From heaven to earth
September Cook-Off 2017
Statistics Construction, Subsequence Equality
October Cook-Off 2017
Chef and Employment Test
November Cook-Off 2017
Online Chess, Random Pair
December Cook-Off 2017
Beautiful Array, Football Match
April Lunchtime 2017
Bear and Segment 01
June Lunchtime 2017
Two Numbers
July Lunchtime 2017
Find the Maximum Value
August Lunchtime 2017
Mathison and pangrams
September Lunchtime 2017
Chef and Cook-Off Contests
October Lunchtime 2017
Buggy Calculator
November Lunchtime 2017
Smart Strategy
December Lunchtime 2017
Days in Month
January Challenge 2018
K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers
January Cook-Off 2018
Survive in ChocoLand
January Lunchtime 2018
Chef and Game with Sequence
February Challenge 2018
Chef And His Characters
February Cook-Off 2018
Chef and Cook-Off, Chef and Tuples
February Lunchtime 2018
Game with numbers, Jumping in the hills
March Challenge 2018 DIV 2
Chef and Easy Problem, A Big Sale, Mix the Colors, Chef and Glove, Minion Chef and Bananas
March Cook-off 2018 Division 2
Chef Goes to the Cinema, Chef Judges a Competition
April Cook-off 2018 Division 2
Cut the Board, Binary Nim
May Cook-off 2018 Division 2
Secret Recipe
June Cook-Off 2018 Division 2
Archi and Comparsion, Good Permutations
July Cook-Off 2018 Division 2
Encoding Message, OR Matrix
August Cook-Off 2018 Division 2
Mixi Game, Balsa For The Three
September Mega Cook-Off 2018 Division 2
ATM Machine, Make a Permutation
October Mega Cook-Off 2018 Division 2
Ada and the Staircase
November Cook-Off 2018 Division 2
Truth and Dare, Beautiful Garland
March Lunchtime 2018 Division 2 (Unrated)
Chef and Friends, Three Integers, Magic Elements
April Lunchtime 2018 Division 2
Two vs Ten, The hardest gcd problem
May Lunchtime 2018 Division 2
Trace of Matrix
April Challenge 2018 Division 2
Workers
May Challenge 2018 Division 2
Mighty Friend, Minimum Deletions, Xor Again, Dibs on Fibs
June Challenge 2018 Division 2
Sheokand and String, Binary Shuffle, Naive Chef
July Challenge 2018 Division 2
Reach Equilibrium, Magic Set, Strike or Spare
August Challenge 2018 Division 2
Modular GCD, Problem Sort, Sheokand and Number, Spell Bob
September Challenge 2018 Division 2
Magician versus Chef, War of XORs, Chef and Adventures, Table Game, Bad Shuffle
December Challenge 2018 Division 1
Max and Electrical Panel, Chef and Interactive XOR
November Challenge 2018 Division 2
Chef and Ridges, Appy Loves One, Chef and Difficult Contests, Chef and Happiness
October Challenge 2018 Division 2
Minimize Digitsum, Chef and Serves, Byte to Bit, Chef and Circles
June Lunchtime 2018 Division 2
Counting Pretty Numbers
July Lunchtime 2018 Division 2
Split Stones
August Lunchtime 2018 Division 2
Chef and Problem Setting, Chef and Eid
September Lunchtime 2018 Division 2
Judging Delay, Opposite Cites, Chef Restaurant
November Lunchtime 2018 Division 2
Event
October Lunchtime 2018 Division 2
Three Friends
December Lunchtime 2018 Division 1
Age Calculator
January Challenge 2019 Division 2
Yet Another Problem About Sequences, Different Neighbours, Lucky Number Game, Distinct Pairs, Chef and Modulo Game, Fancy Quotes, A Pizza Slice
January Cook-Off 2019 Division 2
Ada School, Ada King
January Lunchtime 2019 Division 2
The Nights Watch
February Challenge 2019 Division 2
Manhattan Rectangle, Chef and Magical Jars, Chef and Secret Ingredients, Appy and Contest, Deputy Chef
February Cook-Off 2019 Division 2
Buying New Tablet, Chef and Party
February Lunchtime 2019 Division 2
Average Number, The Tricky Deal
March Challenge 2019 Division 2
Chef and Number Game
March Cook-Off 2019 Division 2
XOR N-bonacci Sequence
March Lunchtime 2019 Division 2
Testing Robot, Pogo Stick Competition
April Challenge 2019 Division 2
Friend or Girlfriend, Maximum Remaining, Fencing
April Cook-Off 2019 Division 2
Making a Meal, Chef Learning Hungarian Algorithm
April Lunchtime 2019 Division 2
Attendance
May Challenge 2019 Division 2
Reduce to One
May Cook-Off 2019 Division 2
Chain Reaction
May Lunchtime 2019 Division 2 (Unrated)
Dummy Palindromic Strings, CV
June Challenge 2019 Division 2
Chef and Proxy
June Cook-Off 2019 Division 2
Multiple Choice Exam, Eat Twice
June Lunchtime 2019 Division 2
Ping Paja Pong
July Cook-Off 2019 Division 2
Playing with Strings
July Lunchtime 2019 Division 2
Easy Math
August Challenge 2019 Division 2
Football, Distribute Apples
August Cook-Off 2019 Division 2
Chef Drinks Coke
August Lunchtime 2019 Division 2
Eidi Gift, Chef and Trip
September Mega Cook-Off 2019 Division 2
Playing with Matches
September Lunchtime 2019 Division 2
Chef Feeds Cats
October Challenge 2019 Division 2
Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Phone Prices
October Mega Cook-Off 2019 Division 2
Cakewalk, Medel
November Challenge 2019 Division 2
Physical Exercise, Hard Sequence, Weapon Value, Chef and Minimum Colouring
November Cook-Off 2019 Division 2
Signature, Chef Diet
November Lunchtime 2019 Division 2
Compress the List
December Challenge 2019 Division 2
Plus Multiply, Easy Subsequence Selection, That Is My Score!
December Cook-Off 2019 Division 2
Change It
December Lunchtime 2019 Division 2
Stupid Machine, Check Algorithm
January Challenge 2020 Division 2
Chef and Dynamo, Breaking Bricks
February Challenge 2020 Division 2
School of Geometry, Hard Cash
March Challenge 2020 Division 2
XOR Engine, Ada Bishop 2, Pintu and Fruits
April Challenge 2020 Division 2
Sell All the Cars, COVID Pandemic and Long Queue
May Challenge 2020 Division 2
Coronavirus Spread, Isolation Centers
January Cook-Off 2020 Division 2
Chef Chick, Exam Cheating
February Cook-Off 2020 Division 2
Penalty Shoot-Out II, Tax Slabs
March Cook-Off 2020 Division 2
Find Your Gift, Box of Chocolates
April Cook-Off 2020 Division 2
Matrix Decomposition, Lift Requests
May Cook-Off 2020 Division 2
Chef and Recipe, Chef, Chefina and Their Friendship
January Lunchtime 2020 Division 2
Bob and His Friends, Chef and Street Food
February Lunchtime 2020 Division 2
At the Gates, Not All Flavours
March Lunchtime 2020 Division 2 (Unrated)
Good Prefix
April Lunchtime 2020 Division 2
Chef in Fantasy League
May Lunchtime 2020 Division 2
Weird Walk, Lost Weekends
June Challenge 2020 Division 2
Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Covid Sampling (Challenge), Chef and String, Chef and Price Control
July Challenge 2020 Division 2
Ada King, Chefina and Swaps, Missing a Point, Chef and Card Game, Chef and Strings
August Challenge 2020 Division 2
Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP
September Challenge 2020 Division 2
Chefina and Swap, A Problem on Sticks, Ada Matrix
July Cook-Off 2020 Division 2
Even-tual Reduction, OR-thodox Distinction
July Lunchtime 2020 Division 2
Chef and Steps, Maximum Candies
August Cook-Off 2020 Division 2
Polygon Relationship, Chef and Work, K-Foldable String
August Lunchtime 2020 Division 2
Game on a Strip, Mode of Frequencies
June Cook-Off 2020 Division 2
Cache Hits, Max Mex
June Lunchtime 2020 Division 2
Chef and Demonetisation, Increasing Decreasing
October Challenge 2020 Division 2
Positive AND, Covid Run, Chef and Easy Queries
November Challenge 2020 Division 2
Restore Sequence, Ada and Dishes
December Challenge 2020 Division 2
Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution
December Cook-Off 2020 Division 2
Catch the Thief, Minimum Attendance Requirement
December Lunchtime 2020 Division 2 (Unrated)
Three Letters, Sed Sequences, One Zero Swaps
January Lunchtime 2021 Division 2 (Unrated)
Binary Subsequence, Even Differences, Even Sum
October Cook-Off 2020 Division 2
Split the Str Ing, Decreasing Srrnmieeda
November Cook-Off 2020 Division 2
Chef and IPC Certificates
October Lunchtime 2020 Division 2
AND Plus OR
November Lunchtime 2020 Division 2
Gasoline Introduction
September Cook-Off 2020 Division 2
Bowling Strategy
September Lunchtime 2020 Division 2
GCD operations, Watermelon
January Challenge 2021 Division 3
Fair Elections, Chef and Division 3, Point Of Impact, Encoded String
January Cook-Off 2021 Division 3
Prime Tuples, Distinct Pair Sums, Maximise Islands, Password
February Challenge 2021 Division 2
Frog Sort, Team Name, Maximise Function
March Cook-Off 2021 Division 2
Guess the Number
February Lunchtime 2021 Division 2
Average Sorting, Palpal Strings, Coprime Range
March Challenge 2021 Division 2
Interesting XOR!, College Life 4, Space Arrays
March Lunchtime 2021 Division 2
Dinner by Candlelight
April Challenge 2021 Division 3
Chef and Dice, Valid Pair, World Record, Strong Language
April Cook-Off 2021 Division 3
Bodybuilder, Passing Marks, Chocolate Monger
May Cook-Off 2021 Division 3
Marathon
May Lunchtime 2021 Division 3
Birthday Gifts, Charges, Hoop Jump, Tom And Jerry 1
May CodeChef Starters 2021 Division 3 (Rated)
Lazy Chef
May Challenge 2021 Division 2 (Rated)
Xor Equality
June Challenge 2021 Division 3 (Rated)
Summer Heat
June Cook-Off 2021 Division 3
ICPC Balloons, Chefland Visa
June Lunchtime 2021 Division 3
False Number, HTML Tags, Richie Rich
June CodeChef Starters 2021 Division 3 (Rated)
Total Correct Submissions, Chess Match, Cyclic Quadrilateral
July Challenge 2021 Division 3 (Rated)
XxOoRr, Chef vs Bharat, Optimal Denomination, Maximum Production, Relativity
July Cook-Off 2021 Division 2
XOR-ORED
August Challenge 2021 Division 3 (Rated)
Special Triplets, Array Filling, Chef and Bulb Invention, Problem Difficulties, Olympics Ranking
August Cook-Off 2021 Division 2
Different String, Equal Difference
August Lunchtime 2021 Division 2
K-th Maximum
CodeChef Starters 9 Division 3 (Rated)
Black cells in a chessboard, Large Square, Bus full of passengers
AlgoManiac - Code For Future Division 3 (Rated)
Say No To Drugs, The Old Saint And Three Questions, Meet In The Median
September Challenge 2021 Division 2 (Unrated)
XOR Equal, Shuffling Parities, Airline Restrictions, Travel Pass
September Cook-Off 2021 Division 3
Cars and Bikes, Zebra Crossing, Fake Swaps, Fake GCD, Adjacency Hatred
SnackDown 2021 - Online Qualifiers
Lucky Number, Maximum Number Of Distinct Elements
CodeChef Starters 11 Division 2 (Rated)
The Grid Fill Problem, Obtain the Sum
CodeChef Starters 14 Division 3 (Rated)
Odd GCD, Diagonal movement, FIXFIX, RCB and Playoffs
October Challenge 2021 Division 2 (Unrated)
Longest AND Subarray, Digit Removal, MEX-OR
September Lunchtime 2021 Division 2
Balanced and Unique Arrays, Yet another SOD problem
CodeChef Starters 16 Division 2 (Unrated)
Professor And Directions
October Cook-Off 2021 Division 2
Odd Sum, 01 Subsequence
October Lunchtime 2021 Division 2
Chef and Water Car, Exactly N plus 1 Values
SnackDown 2021 - Online Round 1A
Dance Moves, Min Max LCM
SnackDown 2021 - Online Round 1B
Queens Placement , Largest Laddu, Help Nishant
November Challenge 2021 Division 2 (Unrated)
Xor Equation, Weird Palindrome Making, Hill Sequence, Equal Coins, Maximise the bridges
CodeChef Starters 17 Division 2 (Rated)
GCD of Prefixes, String Game, New Piece
C.O.D.E.R.S Division 2 (Rated)
The One On The Last Night, The One with All the Candy
November Lunchtime 2021 Division 2
Expected Weight
December Challenge 2021 Division 2 (Unrated)
Valleys and Hills, List of Lists
January Long 2022 - I, Division 2 (Unrated)
Prime in a binary string
January Long 2022 - II, Division 2 (Unrated)
Crying Colours
January Cook-Off 2022 Division 2
Palindromes Not Allowed, Mean Maximization
February Long 2022 - I, Division 2 (Unrated)
Binary Base Basics, N Queens Puzzle Solved !
March Cook-Off 2022 Division 2
Janmansh at Fruit Market, Equal Mex Splitting, Alternating Divisibility