Ashwanth K

December Challenge 2019 Division 2

Plus Multiply, That Is My Score!

December Lunchtime 2019 Division 2

Check Algorithm

January Challenge 2020 Division 2

Breaking Bricks

February Challenge 2020 Division 2

The Theatre Problem, School of Geometry, Hard Cash

April Challenge 2020 Division 2

Strange Number, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue

May Challenge 2020 Division 2

Coronavirus Spread, Isolation Centers

January Cook-Off 2020 Division 2

Chef Chick, Exam Cheating

April Cook-Off 2020 Division 2

Lift Requests

May Cook-Off 2020 Division 2

Chef and Recipe

January Lunchtime 2020 Division 2

Bob and His Friends

April Lunchtime 2020 Division 2

Another Birthday Present!, 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!, Operations on a Tuple, The Delicious Cake, Chef and Icecream, Covid Sampling (Challenge), Chef and String, Chef and Price Control

July Challenge 2020 Division 1

Missing a Point

July Cook-Off 2020 Division 2

Even-tual Reduction

June Cook-Off 2020 Division 2

Cache Hits, Max Mex

June Lunchtime 2020 Division 2

Maximum AND, Chef and Demonetisation, Increasing Decreasing, Gold Mining

RECode 12.0 (Rated for all)

Chef and String, Chef and Numbers

October Challenge 2020 Division 2

Positive AND, Covid Run, Chef and Easy Queries

April Lunchtime 2021 Division 2

Chef in Heaven , Bench Press, Array Rotation

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)

Xor Equality, Tic Tac Toe

June Challenge 2021 Division 2 (Unrated)

Minimum Dual Area, Shortest Route, Bitwise Tuples, Bella ciao, Summer Heat, Optimal Xor Set, Minimum Subtree Cover

June Lunchtime 2021 Division 2

From Rational to Binary, False Number, Unpleasant Ones

June CodeChef Starters 2021 Division 2 (Unrated)

Total Correct Submissions, Sleep Cycle, Chess Match, Cyclic Quadrilateral

July Challenge 2021 Division 2 (Unrated)

XxOoRr, Chef vs Bharat, Optimal Denomination, Maximum Production, Relativity, K Path Query

SnackDown 2021 - Online Qualifiers

Lucky Number

October Challenge 2021 Division 2 (Unrated)

Longest AND Subarray, Digit Removal, MEX-OR

October Cook-Off 2021 Division 2

Can You Reach The End, Odd Sum, 01 Subsequence

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Min Max LCM

SnackDown 2021 - Online Round 1B

Queens Placement , Largest Laddu, Help Nishant

November Challenge 2021 Division 2 (Unrated)

Wildcard Replacement, Xor Equation, Weird Palindrome Making, Hill Sequence, Equal Coins, Which Fuel is Cheaper, Maximise the bridges

Code: Nium Challenge

Alphabet Difference, Divide Students Into Classes

CodeChef Starters 17 Division 2 (Rated)

Binary Inversion, GCD of Prefixes, String Game, Chef on Vacation, New Piece

CodeChef Starters 18 Division 2 (Unrated)

Palindromic Binary Numbers, Expectations on a Permutation, Compare those strings, Back to Campus, Make them equal

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, Can You Eat It

November Lunchtime 2021 Division 2

Expected Weight, Strange Minimization, Rapid Re-Orderings

December Challenge 2021 Division 1 (Unrated)

Increasing String , Valleys and Hills, Rock Paper Scissors, Pyramid Traversal, List of Lists, Utkarsh and Placement tests, Squares Counting

December Lunchtime 2021 Division 1

Romantic Reversals

Code Drive Division 2 (Rated)

Count of Array, Sum this up, Again XOR problem, Game between friends, Maximum Factors Problem, Count Number of Peaks, Favourite String of Chef

January Long 2022 - I, Division 1 (Unrated)

Keplers Law

January Long 2022 - II, Division 1 (Unrated)

Power Sum, Crying Colours

CodeChef Starters 23 Division 1 (Unrated)

Subarray Mex

March Long Two 2022, Division 1 (Unrated)

Same Parity Swaps in Binary Strings

CodeChef Starters 32 Division 1 (Unrated)

Finding Shoes

April Long One 2022 Division 1 (Unrated)

Dazzling AXNODR Challenge , Pairwise Xors

Starters 44 Division 1 (Unrated)

Dense Bracket Sequence

June Long Two 2022 Division 1 (Unrated)

Count the ACs, Make all equal using Pairs, Complementary Strand in a DNA, Fitness, Strong Elements

July Lunchtime 2022 Division 1 (Rated)

Consecutive XOR, Largest Family

July Long Two 2022 Division 1 (Unrated)

Maximize Difference, Chef in his Office, To Divide or Not To Divide, Sum of Product 1, Sum of Product 2, Insurance, Hungry Chef

Starters 51 Division 1 (Unrated)

Different Medians

August Long 2022 Division 1 (Unrated)

Sale Season, Hello Equation, Maximum Submissions, Make A and B equal

Starters 54 Division 1 (Unrated)

Equal Distinct, K Flip

Starters 55 Division 1 (Unrated)

Balls and Boxes, OR Tuples

September Long 2022 Division 1 (Unrated)

Interesting Subarray

Starters 57 Division 1 (Unrated)

Maximum Expression, Even Splits, Two Different Palindromes

Starters 58 Division 2 (Unrated)

Piles Parity, Break the elements, Equivalent Numbers, Good Arrays, Add to Subsequence

Starters 59 Division 2 (Rated)

K - Beautiful Permutation, Maximum Subarray , Suspense String, Confusing Concatenations, Alternative Sufferings

October Long 2022 Division 2 (Unrated)

Chef And Array Construction, Twos and Zeros, Binary Substituition, Single Operation Part 1, Single Operation Part 2

Starters 60 Division 2 (Rated)

Distinct Numbers, Red Green Grids, Yet Another Palindrome Problem, Palindrome Flipping

Starters 61 Division 1 (Unrated)

Weird Subarrays, Red Blue Flowers, Subarray Removal

Starters 62 Division 1 (Rated for 5 & 6 stars)

Joint XOR, Disjoint XOR, Sorted Substrings, Make Multiple, Pythagorean Pair

Starters 63 Division 1 (Rated for 5 & 6 stars)

Maximize 1s, Make Length 1

Starters 64 Division 1 (Rated till 5-stars)

Luigi and Uniformity, Prime Factor Division, Distinct Neighbours

Starters 65 Division 1 (Rated for 5 & 6 stars)

Nahaane Jaa, Binod, Potato to Gold

November Long 2022 Division 1 (Unrated)

MaxEdges, Minimize swaps, Split and Maximize, Spliting Balls, Alice and the Array, Time Complexity, Water Mixing, String Game

Starters 66 Division 1 (Rated till 5-stars)

Good Binary Strings, Palindrome by Splitting, Connect All Cities, Palindrome In Making

Starters 67 Division 1 (Rated till 5-stars)

Maximum Angriness, Musical Rods, Counting Problem, Tour of King, Existence Of X

Starters 69 Division 1 (Rated till 6-stars)

Distinct Sequence

Starters 70 Division 1 (Rated till 6-stars)

Prime Reversal, Frequency Array Retrieval

Starters 71 Division 2 (Rated)

Pet Store, Flip the Prefix, Expected Sum, Maximizing LCS, Smallest Difference

Starters 72 Division 1 (Rated till 5-Stars)

N Triplets, Good Sequence, No sequence, XOR Tree

Starters 73 Division 1 (Rated till 6-Stars)

Minimum OR Path, Find an integer, Consecutive Xor

Starters 74 Division 1 (Rated till 6-Stars)

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

January Long 2023 Division 1 (Unrated)

A Short Counting Problem, Asymmetric Swaps, Swap Shift, Maximum of GCDs, Symmetric Swaps, Minimize the Maximum, Array Halves, Far from origin, Overspeeding Fine, Negative Product

February Cook-Off 2023 Division 1 (Rated)

Take Not Less, Alice Potter And Dumbledore Army

Starters 77 Division 1 (Rated till 5 Stars)

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

Starters 78 Division 1 (Rated till 6 stars)

Bitwise Equation, Balanced Suffix, Solve More Problems!

Starters 81 Division 1 (Unrated)

Good XOR

Starters 82 Division 1 (Rated till 6 stars)

Make Them Alike, Find eX, Difference Matrix

Starters 86 Division 1 (Rated for All)

Minimum Operation, String Game , Largest Y

Starters 87 Division 1 (Rated till 6 Stars)

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

Starters 88 Division 1 (Rated till 6 Stars)

Maximum And Or, Chef and Asteroids, Minimize the Bits

Starters 89 Division 1 (Rated till 5 Stars)

Positive or Negative Subarrays, Subarray Removal, Two Averages

Starters 90 Division 1 (Rated till 6 Stars)

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

Starters 91 Division 1 (Rated till 6 Stars)

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

Starters 92 Division 1 (Rated till 6 Stars)

Rectangular Tiling, Dividing into Groups, Beautification of array, Distance Coloring

Starters 93 Division 1 (Rated for All)

Thank U, Next, NASA, Greedy, Bloodline, Motive

Starters 94 Division 1 (Rated till 5 Stars)

Place The Number, Possible or Not, Search for 404, Special Operation, The Vowel Matrix, Rank Queries

Starters 95 Division 1 (Rated till 6 Stars)

Boxes, Transfusion Chain, Break This Array

Starters 97 Division 1 (Rated till 6 Stars)

Make It Special, Unreachability Cost, No Palindrome, Triplets Min

Starters 98 Division 1 (Rated till 6 Stars)

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

Starters 99 Division 1 (Rated till 6 Stars)

Segment Three, Two Piles, Exclusion-Inclusion

Starters 100 Division 1 (Rated)

Prime Permutation, Stamps 100, Concussive Sequence, Ant

Starters 101 Division 1 (Unrated)

Minimize Xor Difference, Split and ADD, Warrior Chef

Starters 102 Division 1 (Rated till 6 Stars)

Chess ELO, Parity Permutation, Light The Bulb, Chef Segment, Bit Play

Starters 103 Division 1 (Rated till 6 Stars)

Squarified, Chandelier, Unique xor, Divisible By 8

Starters 104 Division 1 (Rated till 6 Stars)

Lexicographically Largest , Construct An Array, Maximise Sum

Starters 105 Division 1 (Rated till 6 Stars)

Spooky Sequences, Dull Operation, Wishcraft

Starters 107 Division 1 (Rated till 6 Stars)

Maximal Expression, Odd Matrix, OR Permutation

Starters 108 Division 1 (Rated till 6 Stars)

Palindromic Prime Numbers, Fair Distribution, Multiple of 9

Starters 109 Division 1 (Rated till 5 Stars)

Minimum XOR, Cricket World Cup Qualifier, Best of N Sets, Chef Lost an Array, Worth of a Video, Alter Ego, Chroma Swap, Rigged Game

Starters 110 Division 1 (Rated till 5-stars)

Marbles,  Am I Lucky!, Monsters, Tetris

Starters 112 Divison 1 (Rated till 6 Stars)

Cursed Indices, 3 Logicians Walk into a Bar, Yet Another Array Game, Subtree Coloring, Permutation Construction

Starters 113 Division 1 (Rated)

Count Distinct Arrays, Maximise The Minimum, Minimise Maximum Subarray Sum, Make All Equal, Score Sum, Maximum Score

Starters 114 Division 1 (Rated till 6 Stars)

Chef and Tag, Rock-Paper-Scissors

Starters 115 Division 1 (Rated)

Greedy LIS Algorithm, Binary Grid Forces, Make All Zero

Starters 116 Divison 1 (Rated till 6-Stars)

Chile, Expected Diameter, Chef Product, ORST , Permutation Sort, Exact Savings

Starters 117 Division 1 (Rated till 5-Stars)

Equality Etiquette, Spread Spree, Stingy Arrays, Not Prime Permutation

Starters 119 Division 1 (Rated till 6-Stars)

K Odd Sum, Xorred, Unalike Gcd & Lcm

Starters 120 Division 1 (Rated till 6 Stars)

Find Permutation , Construct Permutation, Count Subarrays, Count Arrays

Starters 122 Division 1 (Rated till 6-Stars)

Arya In Grid, Transformation Cost, Matrix Modulo, Elf on the Shelf

Starters 125 Division 1 (Rated till 6-Stars)

Bucket Game, Operating on A, Binary Minimal

Starters 126 Division 1 (Rated till 6 Stars)

Tree Distance Set, Freedom, LCD, Triangular Swaps

Starters 128 Division 1 (Rated till 6-Stars)

Binary Substring, XOR And Multiply, Counting Problem

Starters 129 Division 1 (Rated till 5-Stars)

Palindromic Substrings, ConstructXor

Starters 130 Division 1 ( Rated till 6-Stars)

Updating A, Make Equal

Starters 132 Division 1 (Rated till 6 Stars)

ALIEN-OR, Optimal Flip, Random Array, MEX QUERIES , Prime Query

Starters 133 Division 1 (Rated till 6-Star)

ABC Conjecture 3, Powered Parameters, Too Far For Comfort, Too Far For Comfort (Easy Version)

Starters 134 Division 1 (Rated till 6-Stars)

Count Good RBS, Origin, Prison Escape, 3out1in

Starters 135 Division 1 (Rated till 5-Stars)

Milky-Dark Chocolates, Graph Cost, Limit of MEX, Change A to B

Starters 136 Division 1 ( Rated till 6-Stars )

Lexicographically Maximal Prefix AND, Sum of Max K Subarray, Sum of Modes

Starters 137 Division 1 (Rated till 5-Stars)

Speedrun, Double Trouble, Unusual Queries

Starters 138 Division 1 (Rated till 6-Stars)

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

Starters 140 Division 1 (Rated till 5-Stars)

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

Starters 141 Division 1 (Rated till 5-Stars)

Possible Contender, Amphibian Escape, Perfect Prefixes

Starters 142 Division 1 (Rated till 5-Stars)

Sum of Xors, Pairs Sum with Length x

Starters 143 Division 1 (Rated till 5-Stars)

Non-Divisor Array, Max Min and Length, Spread of Ratism

Starters 145 Division 1 (Rated till 6-Stars)

Beautiful Array, Make Bob Win , Querified, Square String

Starters 146 Division 1 (Rated till 5 stars)

Back Front, Bouncing Ball, Permutation Construction

Starters 147 Division 1 (Rated till 5 stars)

Counting Triangles 101, K Subsequence 101, Non-Primes 101

Starters 148 Division 1 (Rated till 6 stars)

Double Trouble, Beautiful Flip, The Undisappearance, ZigZag Tree Sequences (Easy)

Starters 149 (Rated till 5 stars)

Kill Monsters (Hard Version), Maximise Sum, Chef Loves Beautiful Strings (Hard Version), Chef Loves Beautiful Strings (Easy Version)

Starters 150 (Rated till 6 stars)

Equal Pairs (Hard), Min Ops (Hard), Replacing Game

Starters 151 (rated till 5 stars)

Ball Game, Shooting (Hard), Sequence Search

Starters 152 (Rated till 6 stars)

Completion (Hard), Maximize Hamming Distance, Completion (Easy), Anti-Palindrome Queries

Starters 153 (Rated till 5 stars)

Another Game, Colorful Tree (Easy Version), Colorful Tree (Hard Version), Xometry (Easy Version), Xometry (Hard Version)

Starters 154 (Rated till 6 stars)

Count Winning Subarrays, Triangle Count (Hard), Triangle Count (Easy)

Starters 155 (Rated till 5 stars)

GCD to 1 (Hard), Replace With First, Replace With First Literally, Prefix Suffix Min Max, Array Concatanation

Starters 156 (Rated till 6 stars)

Keep Magnets Separated, Balance Difficulties, Interval Cliques, Partition Score

Starters 157 (Rated till 5 stars)

Small, Smaller, Smallest, MEXtreme Divisibility, Normal is Good, Unmedian

Starters 158 (Rated till 6 stars)

Make a Tree, Index Compression (Easy Version), Global Warming, Buying Game, Multiply 2 to Minimize

Starters 159 (Rated till 5 stars)

Crafty Coloring (Hard), Crafty Coloring (Easy), Glass Bridge (Hard), Super Hero, Random Nim, Glass Bridge (Easy), Chess Colouring, Elections

Starters 160 (Rated till 5 stars)

Palindrome Love, Modindrome, Buying Order (Easy)

Starters 161 (Rated)

Min-Max Game, Red-Blue Sort, One To Three, Quick Exit

Starters 162 (Rated till 5 stars)

Empty the String, MEX of XOR, Permutation Mod K, And Sort

Starters 163 (Rated till 5 stars)

Tree Sum is Fun !, Nice Array, Permutation Pair, Chef and Socks, Binary Sum, Minimum Types, Sort Them, Lexio Swap

Starters 164 (Rated till 5 stars)

Fill the Blanks, Halloween Array, Connecting Wells

Starters 165 (Rated till 6 stars)

A to B, Stable Array, Sum Operations (Easy), Reverse and Alternate (Count)

Starters 166 (Rated till 6 stars)

All Equal, Distinct Power, Divisors Array (Hard Version), Divisors Array (Easy Version), Costly Permutations, Chefland Library

Starters 167 (Rated till 5 stars)

Alternate Universe, Counting Good Numbers, Temperature Balance, Lottery Tickets, Sum Over Subarrays, Grid Construction (Even), Grid Construction (Odd)

Starters 168 (Rated till 6 stars)

GCD Partition, No Two Alike, Binary Removals, Xoperations, Equate XOR

Starters 169 (Rated till 5 stars)

Hamming equivalent

Starters 171 (Rated till 5 star)

Advitiya Security Vault, Strange Nim Game, White Wall, Volcanic Eruption

Starters 172 (Rated till 5 stars)

Transform String, AndOr, Tactical Removal

Starters 173 (Rated upto < 2700)

Cool Subsequences, Introverts, Cool Checker, Time Penalty, Overwrite

Starters 174 (Rated upto 2700)

GCD Add Size, Meximal Sum, Mystic Slimes

Starters 175 (Rated till 5 stars)

The Skip Game, Alternate It!, Multiplexer

Starters 177 (Rated till 5 star)

Blocks on a Tree, Sum By OR, Flip or Reverse, Increasing XOR Queries, Counting 01 and 10

Starters 178 (Rated till 6 star)

Reduce to Palindrome, Minimum Colours (Hard)

Starters 179 (Rated till 5 star)

Set Major, Product Path

Starters 180 (Rated till 6 star)

Shall we play a game, Huh, Easy, Counting Problem

Starters 181 (Rated for all)

Costly Swapping, The Best Matrix, Tree Colouring (Hard), Flip Prefix

Starters 184 (Rated till 5 star)

Second MEX, Adjacent OR

Starters 185 (Rated till 5 star)

GCD Summation, Asymmetric Cookies, Array Deletion Game, Range Maximum Deconstruction (Easy)

Starters 186 (Rated till 6 star)

Lighthouses, Distinct Arrays , Segment Tree Reconstruction, Mod and Make Y

Starters 187 (Rated till 6 star)

Anti-Subarray Sum, Major Infection

Starters 188 (Rated till 6 star)

GCD and XOR 2 (Easy), GCD and XOR 2 (Hard), Swaps in a String, K Boxes, Inversion Queries, Yet Another Monsters Problem

Starters 189 (Rated till 5 star)

Number Walks, Blocks in a String, Sortable Subarrays (Hard), Create Binary String, Avoid Primes, Sortable Subarrays (Easy)

Starters 190 (Rated till 5 star)

Parry It! (Hard), Subsequence Sort, Min-Max Deletion

Starters 191 (Rated till 6 star)

Add 1 or 2, Coloured Array, Grid Path (Easy), Permuted Greater than 2

Problems Authored (11)

Problems Tested (0)

No Contribution

Editorials Contributed (0)

No Contribution