hkshenoy
- emrecan
India- Other
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Learning Paths (1)
Practice Paths (0)
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Contests (92)
April Challenge 2016
Help Watson Escape
May Challenge 2016
Chef and Big Soccer, Laddu
June Challenge 2016
Chef And The Hiring Event, Chef And Binary Operation, Chef and Coins Game, Devu and an Array
July Challenge 2016
Andrash and Stipendium, Chef and Robots Competition, Chefland and Electricity
September Challenge 2016
Chef and Friends, Dividing Machine, Chef and digits of a number, Faded Palindromes, Chef and calculation
June Cook-Off 2016
Sticks, Right Triangle
July Cook-Off 2016
Chef and Proportion, Chef and Numbers
March Lunchtime 2016
Simple Statistics
April Lunchtime 2016
Coins And Triangle
May Lunchtime 2016
Akhil And Colored Balls
June Lunchtime 2016
Collisions, One more weird game
July Lunchtime 2016
Drumpf for President!, Lumpy - The Bus Driver
August Lunchtime 2016
Studying Alphabet
October Lunchtime 2016
The Largest Bouquet
January Challenge 2017
Capital Movement, Cats and Dogs
February Challenge 2017
Chef and Triangles, Chef and His Apartment Dues
February Cook-Off 2017
Download file, Chairs
June Challenge 2017
A Good Set, Chef and the Feast, Xenny and Coin Rankings
December Challenge 2017
Total Diamonds, Chef And his Cake, Penalty Shoot-out, Chef and Hamming Distance of arrays
December Lunchtime 2017
Days in Month, Strange Function
January Challenge 2018
K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers
March Challenge 2018 DIV 1
Chef and Easy Problem, Mix the Colors, Minions and Voting
October Challenge 2019 Division 1
Chef and Maximum Star Value, Array Modification
November Challenge 2019 Division 2
Weapon Value
November Cook-Off 2019 Division 2
The Biggest Restaurant, Signature, Chef Diet
December Challenge 2019 Division 2
Plus Multiply, Binary XOR, Easy Subsequence Selection, That Is My Score!
February Challenge 2020 Division 2
No Change Required, The Theatre Problem, School of Geometry, Hard Cash
April Challenge 2020 Division 1
Strange Number, Squared Subsequences, Leaked Answers (Challenge)
February Cook-Off 2020 Division 2
XOR Game, Penalty Shoot-Out II, Tax Slabs
March Cook-Off 2020 Division 1
Mysterious Sequence
April Lunchtime 2020 Division 2
Another Birthday Present!, Positive Mex, Chef in Fantasy League
June Challenge 2020 Division 2
The Tom and Jerry Game!, Chef and Icecream, 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, Chef and Wedding Arrangements
September Challenge 2020 Division 2
Chefina and Swap, A Problem on Sticks, Find XOR, Ada Matrix, Coronavirus Spread 2
July Cook-Off 2020 Division 2
Even-tual Reduction, OR-thodox Distinction
August Cook-Off 2020 Division 2
Polygon Relationship, Chef and Work, K-Foldable String
August Lunchtime 2020 Division 2
Mode of Frequencies, Ratings and Rankings
June Cook-Off 2020 Division 2
Cache Hits, Max Mex
October Challenge 2020 Division 2
Positive AND, Replace for X, 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
November Cook-Off 2020 Division 2
Flip the String, Chef and IPC Certificates
September Cook-Off 2020 Division 2
Bowling Strategy
Code Ensemble (Rated for Division 2)
Priya and AND, Help Martha
February Challenge 2021 Division 2
Frog Sort, Team Name, Maximise Function
March Cook-Off 2021 Division 2
Matrix XOR, Guess the Number
February Lunchtime 2021 Division 2
Average Sorting, Palpal Strings, Coprime Range
CodeChef Div 3 Rated Contest 2021 Division 2 (Unrated)
Maximum Size Hollow Square, Rectangle, Chef and Patients, Body Mass Index, Total Score
March Challenge 2021 Division 2
Interesting XOR!, College Life 4, Paparazzi Gennady, Space Arrays
April Challenge 2021 Division 2
Worthy Matrix, Chef and Dice, Valid Pair, World Record, Strong Language
International Coding Marathon 2021 Division 2 (Rated)
Suffix Sort, Infinite polygons, Lucky Boundaries
April Cook-Off 2021 Division 2
Tree Distances, OR of ANDs, Chocolate Monger
April Lunchtime 2021 Division 2
A Special Tree, Chef in Heaven , Bench Press, Array Rotation
SPYBITS IIT BHU Division 2 (Rated)
B - Valentine Couples, C - Mission Gotham, D - Pilgrims Destination, A - Save Water Save Life
April CodeChef Starters 2021 Division 2 (Unrated)
Maximum Size, Chef On Island, Hiring Test
May Cook-Off 2021 Division 2
The Last Problem, Double Burgers, Chef and Subarrays
May Lunchtime 2021 Division 2
Charges, Tom And Jerry 1, Total Components
May Challenge 2021 Division 2 (Rated)
Tree House, Xor Equality, Tic Tac Toe, Modular Equation
June Challenge 2021 Division 2 (Unrated)
Bitwise Tuples, Bella ciao, Summer Heat
June Cook-Off 2021 Division 2
Binary String on Steroids, The Wave
June CodeChef Starters 2021 Division 2 (Unrated)
Total Correct Submissions, Sleep Cycle, Cyclic Quadrilateral
July Challenge 2021 Division 2 (Unrated)
XxOoRr, Chef vs Bharat, Optimal Denomination
July Cook-Off 2021 Division 2
XOR-ORED, Mod Equality
CodeChef Starters 7 Division 2 (Unrated)
Maximum Possible Sweetness, Ceiling Sum, Maximum Array Xor, Chess Format, Food Chain
August Challenge 2021 Division 2 (Unrated)
Special Triplets, Array Filling, Chef and Bulb Invention, Problem Difficulties, Olympics Ranking
August Cook-Off 2021 Division 2
Different String, Chef and Closure, Equal Difference
August Lunchtime 2021 Division 2
K-th Maximum, Just a Graph
CodeChef Starters 8 Division 2 (Unrated)
Javelin Qualification, Penalty Shots
CodeChef Starters 9 Division 2 (Unrated)
Black cells in a chessboard, Large Square, Bus full of passengers, Fibonacci concatenation
CodeChef Starters 10 Division 2 (Rated)
Magical Flips, Maximise the Subsequence Sum, Remove One Element
AlgoManiac - Code For Future Division 2 (Unrated)
Planetary Path, Say No To Drugs, The Rumbling, The Old Saint And Three Questions, Meet In The Median
SnackDown 2021 - Online Qualifiers
Lucky Number, Maximum Number Of Distinct Elements, Minimise Difference
CodeChef Starters 11 Division 2 (Rated)
Positive Spewing, The Grid Fill Problem, Obtain the Sum
CodeChef Starters 12 Division 1 (Unrated)
K - balanced string, Maximum Points
CodeChef Starters 14 Division 2 (Unrated)
Odd GCD, Task Times, Diagonal movement, FIXFIX
October Challenge 2021 Division 2 (Unrated)
Longest AND Subarray, Digit Removal, MEX-OR
September Lunchtime 2021 Division 1
Alice vs Bob Faceoff
CodeChef Starters 16 Division 1 (Unrated)
Professor And Directions, Chef and Magical Steps
SnackDown 2021 - Online Round 1A
Round Robin Ranks , Dance Moves, Equal Beauty, Min Max LCM
SnackDown 2021 - Online Round 1B
Largest Laddu
November Challenge 2021 Division 1 (Unrated)
Xor Equation, Weird Palindrome Making, Hill Sequence
SnackDown 2021 - Online Pre-Elimination
Non-Decreasing Subsequence of size K, Product Pain, Guests like slippers
CodeChef Starters 17 Division 1 (Unrated)
Binary Inversion, GCD of Prefixes
CodeChef Starters 18 Division 1 (Unrated)
Palindromic Binary Numbers, Expectations on a Permutation, Compare those strings, Back to Campus, Make them equal
C.O.D.E.R.S Division 1 (Unrated)
The One with All the Candy, The One with Ross Wedding
FizzBuzz Division 1 (Unrated)
Magical Planks, Clean The Sequence, Substring Minimum Function
CodeChef Starters 21 Division 1 (Unrated)
ChefWM, And Or Union
CodeChef Starters 22 Division 1 (Unrated)
Merging Binary Strings, Equal LIS
Code Drive Division 1 (Unrated)
Sum this up, Again XOR problem, Maximum Factors Problem, Count Number of Peaks
January Long 2022 - I, Division 1 (Unrated)
Keplers Law, Retrieve back the Array, Chef and Riffles
January Long 2022 - II, Division 1 (Unrated)
Power Sum, Crying Colours
CodeChef Starters 23 Division 1 (Unrated)
Subarray Mex, Maximising Vacations
CodeChef Starters 24 Division 1 (Unrated)
Anti Palindrome, Divisors and Reciprocals
February Long 2022 - I, Division 1 (Unrated)
Binary Base Basics, Bitwise Blend
CodeChef Starters 25 Division 1 (Unrated)
Building Towers, Equal MEX
February Long 2022 - II, Division 1 (Unrated)
Bitwise swaps, Xor Palindrome
CodeChef Starters 26 Division 1 (Unrated)
Stone Game, Array Division, Careless Chef, Car or Bike, Valentine is Coming, Count the Notebooks, Hostel Room, Control the Pollution
CodeChef Starters 27 Division 1 (Unrated)
Distinct Binary Strings, Too many items, Blackjack, The product mystery
CodeChef Starters 28 Division 1 (Unrated)
Chef and Instant Noodles, Travelling in the Graph, Permutation Xority, Self Defence Training, Car Choice, Qualify the round, Count the Holidays
March Long One 2022, Division 1 (Unrated)
Subarray XOR, Substring of a Substring, Exact Marks, MEX on Trees
CodeChef Starters 29 Division 1 (Unrated)
String protocol, Plusle and Minun on Array, Fill the Bucket, Tyre problem, Increase 2 consecutive characters, Decomposition Reaction, Max Heat, Bomb the base
CodeChef Starters 30 Division 1 (Unrated)
Minimum Coloring, Maximizing LIS, Gift Shop and Coupon, Balanced Reversals
CodeChef Starters 31 Division 1 (Unrated)
XOR and AND, The Unchanging OR
CodeChef Starters 32 Division 1 (Unrated)
Maximize the Minimum, Finding Shoes, Flip Sorting
CodeChef Starters 33 Division 1 (Unrated)
Broken Life, Make Them Equal
April Long One 2022 Division 1 (Unrated)
Dazzling AXNODR Challenge , Pairwise Xors
CodeChef Starters 34 Division 1
Binary Mismatch
Starters 36 Division 1(Unrated)
Who is taller!, Presents for Cheffina, Chef and Chapters, Chef and Bird farm
Starters 37 Division 1 (Unrated)
Remove Balance, Dazzling Even-Odd Challenge, The Mango Truck, Roller Coaster, Beat the Average, Laptop Recommendation , Infernos, Maximum OR Minimum
Starters 38 Division 1 (Unrated)
Average Gift
Starters 39 Division 1 (Unrated)
Crazy Substrings, Minimize Blocked Roads, Even Subarray XOR
May Long Two 2022 Division 1 (Unrated)
Practice makes us perfect, Subsequence-Numbers Divisible by 7, Not Tree Again!, Xor Palindrome, Subarrays with length, Score High, Total Prize Money, Make them Zero, Degree of Polynomial
Starters 40 Division 1 (Unrated)
Difficulty Rating Order, Infinity Staircase, Doubt Support Availability, Or Permutation, Good Pairs, Whatsapp Messages, Take discount or Not
Starters 41 Division 1 (Unrated)
Remove and Add, Is this priority or parity!
Starters 42 Division 1 (Unrated)
Sorting Array, Maximise Set Bits , Minimum or Maximum, Divisible by 3, How Many Maximums, Age Limit, Equal Distribution, Minimum number of Flips
June Long One 2022 Division 1 (Unrated)
Full Path Eraser, Chairs Requirement, Subscriptions, Divisible by i , Possible GCD, Alternate Additions, Equal Strings
Starters 44 Division 1 (Unrated)
Atleast and Atmost, Triple Xor, Dense Bracket Sequence
Starters 43 Division 1 (Unrated)
Make them Equal, The Optimal Pairs, Permutation AND, Burgers, DNA Storage, Distinct Palindrome, Joining Date, Waiting Time
Starters 46 Division 1 (Unrated)
Prime Xor, Vowel Anxiety, Array sorting, Sort the String, Counting Words, MATH1 Enrolment, Group Assignment, Army Training
Starters 47 Division 1 (Unrated)
Chef On Date, Copy and Push Back, Similar Heights, Construct N, End Sorted, Minimum Coins, Chess Time
Starters 48 Division 1 (Unrated)
Strict Permutation, Buy Lamps, Fill The Grid, Passes for Fair, Fill Candies, Make Palindrome 2, Positive array, Accurate XOR
Starters 51 Division 1 (Unrated)
Adjacent Xors, Copy and Paste, Different Medians
Starters 53 Division 1 (Unrated)
Make A and B equal
Starters 55 Division 1 (Unrated)
Balls and Boxes, OR Tuples
Starters 57 Division 1 (Unrated)
Maximum Expression, Even Splits, Two Different Palindromes
Starters 60 Division 1 (Unrated)
Distinct Numbers, Yet Another Palindrome Problem
Starters 62 Division 1 (Rated for 5 & 6 stars)
Sorted Substrings, Make Multiple, Pythagorean Pair
Starters 65 Division 1 (Rated for 5 & 6 stars)
Nahaane Jaa, Binod, Potato to Gold
Starters 69 Division 1 (Rated till 6-stars)
Distinct Sequence, Longest Subarray
Starters 70 Division 1 (Rated till 6-stars)
X AND Y Tree, Prime Reversal, Frequency Array Retrieval
Starters 75 Division 1 (Rated till 6-Stars)
Chefs Favourite Function, Equal Hamming Distance, Prefix Ones
Starters 76 Division 2 (Rated)
Make Array Odd, Zero String, Construct Array, Not Divisible
Starters 80 Division 2 (Rated)
Permutation Subsequence, Prefix Permutation, Equal Elements
Starters 81 Division 2 (Unrated)
Distinct Matrix, Divide Pages
Starters 82 Division 2 (Rated)
Find eX, Make A-B Same, Difference Matrix, MIN To MAX
Starters 88 Division 2 (Rated)
Maximum And Or, Chef and Asteroids, Unstable Subarray
Starters 89 Division 2 (Rated)
Plus 2 or Minus 1, Positive or Negative Subarrays, Subarray Removal
Starters 90 Division 2 (Rated)
Sum of Goodness, Printing Binary Array, Anti Palindrome
Starters 91 Division 2 (Rated)
Odd GCD Permutation, Chef Odd, Blobby Volley Scores, Maximum Sum Permutation
Starters 92 Division 2 (Rated)
Rectangular Tiling, Dividing into Groups, Beautification of array, Distance Coloring, Dotify Playlist
Starters 96 Division 2 (Rated)
Swap the numbers, Mex Array, Remove Multiples
Starters 98 Division 2 (Rated)
Airport Management, Ball Distribution
Starters 99 Division 2 (Rated)
Segment Three, Card Swipe, Exclusion-Inclusion
SQL Contest (Unrated)
First Problem on SQL, Number of Distinct Institutes, Div 2 Ranklist, Total Time, Maximum Sum Subarray - SQL
Starters 111 Division 2 (Rated)
Prefixing, Beautiful Strings, Reach Codetown
Starters 112 Division 2 (Rated)
Cursed Indices, 3 Logicians Walk into a Bar, Permutation Construction, Max Nutrition
Starters 113 Division 2 (Rated)
Minimise Maximum Subarray Sum, Make All Equal, Maximum Score , Sum Neq
Starters 114 Division 2 (Rated)
Rock-Paper-Scissors, Christmas Candy
Starters 116 Division 2 (Rated)
Chef Product, ORST , Exact Savings, Access Control
Starters 117 Division 2 (Rated)
Equality Etiquette, Spread Spree, Not Prime Permutation, Spell Shortening
Starters 153 (Rated till 5 stars)
Another Game, Colorful Tree (Easy Version), Xometry (Easy Version)
Starters 169 (Rated till 5 stars)
Constant Subsequence, Hamming equivalent