Apoorv Kumar

February Challenge 2021 Division 3

Maximise Function, Highest Divisor

February Lunchtime 2021 Division 3

Daanish and Problems, Smallest Possible Whole Number

March Challenge 2021 Division 3

Interesting XOR!, Chef and Groups, College Life 4, Paparazzi Gennady, Space Arrays, No Time to Wait

April Challenge 2021 Division 2

Chef and Dice

International Coding Marathon 2021 Division 2 (Rated)

Lucky Boundaries

April Lunchtime 2021 Division 2

Chef in Heaven , Bench Press

April CodeChef Starters 2021 Division 3 (Rated)

Thief and Police, Chef On Island, Hiring Test

May Cook-Off 2021 Division 3

The Last Problem, Marathon, Vaccine Drive

May Lunchtime 2021 Division 2

Charges, Tom And Jerry 1

May Challenge 2021 Division 3 (Rated)

Xor Equality, Tic Tac Toe, Golf, Solubility

June Challenge 2021 Division 2 (Unrated)

Shortest Route, Bitwise Tuples, Bella ciao, Summer Heat

June Cook-Off 2021 Division 2

The Wave

June Lunchtime 2021 Division 3

From Rational to Binary, False Number, HTML Tags, Richie Rich

July Challenge 2021 Division 2 (Unrated)

XxOoRr

July Cook-Off 2021 Division 2

XOR-ORED

CodeChef Starters 6 Division 2 (Unrated)

Three Dices, Cricket Ranking

August Challenge 2021 Division 2 (Unrated)

Olympics Ranking

CodeChef Starters 9 Division 2 (Unrated)

Bus full of passengers

CodeChef Starters 10 Division 3 (Rated)

Hardest Problem Bet, Odd Repeat, Maximise the Subsequence Sum

September Challenge 2021 Division 3 (Rated)

Shuffling Parities, Airline Restrictions, Travel Pass

September Cook-Off 2021 Division 2

Zebra Crossing, Fake Swaps, Adjacency Hatred

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

CodeChef Starters 11 Division 3 (Rated)

The Grid Fill Problem, Find the Direction, Obtain the Sum, The Two Dishes

CodeChef Starters 12 Division 2 (Unrated)

Make it Divisible

CodeChef Starters 13 Division 2 (Rated)

Add and Divide, Chef in Vaccination Queue, Maximum Light Up, Magical Doors

October Challenge 2021 Division 2 (Unrated)

Longest AND Subarray, MEX-OR

September Lunchtime 2021 Division 2

Balanced and Unique Arrays, Alice vs Bob Faceoff, Yet another SOD problem

CodeChef Starters 16 Division 2 (Unrated)

Chef and Magical Steps

October Cook-Off 2021 Division 2

Can You Reach The End, Odd Sum, 01 Subsequence, Chef Up

October Lunchtime 2021 Division 2

Median Rearrangement, Chef and Water Car, Exactly N plus 1 Values

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Min Max LCM

SnackDown 2021 - Online Round 1B

Queens Placement , Largest Laddu, Help Nishant

SnackDown 2021 - Online Pre-Elimination

Product Pain

CodeChef Starters 17 Division 2 (Rated)

Binary Inversion, GCD of Prefixes, Partition It, New Piece

C.O.D.E.R.S Division 2 (Rated)

The One On The Last Night, The One Where No One is Ready, The One with All the Candy, The One with Ross Wedding

FizzBuzz Division 2 (Rated)

Magical Planks, Clean The Sequence, Substring Minimum Function, Can_Reach

November Lunchtime 2021 Division 2

Expected Weight, Strange Minimization, Rapid Re-Orderings

December Cook-Off 2021 Division 1

RGB Construction

December Lunchtime 2021 Division 1

Optimal Sorting, Romantic Reversals

CodeChef Starters 21 Division 1 (Unrated)

ChefWM, And Or Union

CodeChef Starters 22 Division 1 (Unrated)

Equal LIS

Infinity 2k21 Division 2 (Rated)

Marbles, Tug of War, Dalgona Treat

Code Drive Division 1 (Unrated)

Sum this up, Again XOR problem, Maximum Factors Problem, Count Number of Peaks

SnackDown 2021 - Final Round Parallel Contest (Unrated)

Ones Guessing

Exun 2021-22 Division 1 (Unrated)

Sarthak and his Magic Grid

January Cook-Off 2022 Division 1

Subsegment Divisibility , Merged LIS, Prime Graph, Erase All But One

February Long 2022 - I, Division 1 (Unrated)

Binary Base Basics

February Long 2022 - II, Division 1 (Unrated)

Xor Palindrome

CodeChef Starters 26 Division 1 (Unrated)

Careless Chef

March Long One 2022, Division 1 (Unrated)

Subarray XOR, Substring of a Substring, Exact Marks

CodeChef Starters 31 Division 1 (Unrated)

Mexy Array

April Cook-Off 2022 Division 1

Chef Goes Shopping, Sorted Distances

CodeChef Starters 33 Division 1 (Unrated)

Stable Mex, Broken Life, Make Them Equal

CodeChef Starters 34 Division 1

Binary String Xor

Starters 41 Division 1 (Unrated)

Remove and Add, Is this priority or parity!

June Long Two 2022 Division 1 (Unrated)

Gcd and Lcm

July Lunchtime 2022 Division 1 (Rated)

Tree Interval Queries, Tree Retrieval, Binary String Happiness, Consecutive XOR, Largest Family

Starters 64 Division 1 (Rated till 5-stars)

Luigi and Uniformity, Prime Factor Division

Starters 74 Division 1 (Rated till 6-Stars)

Candies, Maximum Xor Sum, Distinct Values, Lcm hates Gcd, Minimal Inversions

Starters 75 Division 1 (Rated till 6-Stars)

Chefs Favourite Function, Minimum Replacement, Equal Hamming Distance, Prefix Ones

February Cook-Off 2023 Division 1 (Rated)

Take Not Less, Alice Potter and OWL, Alice Potter And Dumbledore Army

Starters 77 Division 1 (Rated till 5 Stars)

Yet Another XOR Sort, K Forests, Concat Palindrome, K Increment Palindrome, Three Numbers

Starters 78 Division 1 (Rated till 6 stars)

MinAdd, Bitwise Equation, Balanced Suffix, Solve More Problems!, Divisible Subarray Counting

Starters 79 Division 1 (Rated till 5 Stars)

K-Beautiful Subarrays

Starters 82 Division 1 (Rated till 6 stars)

Find eX, Difference Matrix

Starters 84 Division 1 (Rated till 6 Stars)

MEX Sequences, SUM OR, Max count of 1, Digit Operation, Chef And Adjacent Sums

Starters 85 Division 1 (Rated till 6 stars)

Crazy Bishops on Chessboard, Efficient PAN Linking, GCD Queries, TripTastic

Starters 86 Division 1 (Rated for All)

Least Size, Minimum Operation, String Game , Largest Y

Starters 87 Division 1 (Rated till 6 Stars)

Count the Permutations (always), Checkpoint, Inversions of subsequences, AB plus C, One or All

Starters 83 Division 1 (Rated)

Construct String, Order by XOR, Saber Slays

Starters 89 Division 1 (Rated till 5 Stars)

Positive or Negative Subarrays, Subarray Removal, Two Averages, Evil Infection

Starters 90 Division 1 (Rated till 6 Stars)

Crushed Apples and a Balance Scale, Minimum Ugliness, Sum of Goodness, Finding Sum, Printing Binary Array, Anti Palindrome

Starters 91 Division 1 (Rated till 6 Stars)

Cheapest Office, XOR & Sum, Odd GCD Permutation, Chef Odd, Maximum Sum Permutation

Starters 92 Division 1 (Rated till 6 Stars)

Rectangular Tiling, Dividing into Groups, A Peculiar Arrangement, Beautification of array, Distance Coloring

Starters 93 Division 1 (Rated for All)

NASA, Greedy, Bloodline, Motive

Starters 94 Division 1 (Rated till 5 Stars)

Place The Number

Starters 95 Division 1 (Rated till 6 Stars)

Chef and Moves of GCD, Boxes, Transfusion Chain, Break This Array

Starters 97 Division 1 (Rated till 6 Stars)

Make It Special, Unreachability Cost, Triplets Min

Starters 98 Division 1 (Rated till 6 Stars)

3-Blast Palindrome, Happiness , Build Towers, Ball Distribution, Sub-Array With Maximum Sum

Starters 99 Division 1 (Rated till 6 Stars)

Segment Three, Musical Chairs, Two Piles, Yet Another Bitwise Problem, Exclusion-Inclusion

Starters 100 Division 1 (Rated)

Prime Permutation, Stamps 100, Concussive Sequence, Ant

Starters 107 Division 1 (Rated till 6 Stars)

Maximal Expression, Interesting Knapsack, Adjacent Flips, Odd Matrix, OR Permutation

Starters 135 Division 1 (Rated till 5-Stars)

Milky-Dark Chocolates, Envious Pile

Starters 138 Division 1 (Rated till 6-Stars)

A power B mod C , TRIPLE PRIMES, K Subarray Products, Prefix Suffix Inequality, Breezy Mode Problem, Distinct Substring

Starters 139 Division 1 (Rated till 5-Stars)

Sort Perm, Sum of N, Counting in Base B, Skill Game, Destroying Bridges Part 2

Starters 140 Division 1 (Rated till 5-Stars)

Lucky Matrix, Split Permutation, Trick Or Treat, Break The String, Tree Removal

Starters 168 (Rated till 6 stars)

No Two Alike, Binary Removals, Equate XOR

Starters 174 (Rated upto 2700)

GCD Add Size, Mystic Slimes

Starters 179 (Rated till 5 star)

Max Swap And, Product Path, Station Allocation, Can you reach

Starters 180 (Rated till 6 star)

Balls and Boxes, Shall we play a game, Counting Problem

Problems Authored (5)

Problems Tested (17)

Editorials Contributed (0)

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