Ashesh Vidyut

August Cook-Off 2015

Chef and the Wildcard Matching

September Mega Cook-Off 2015

Forgotten Language

November Challenge 2016

Task for Alexey

December Challenge 2016

Train Partner

October Cook-Off 2016

Watson asks Does Permutation Exist, ChefWatson uses Social Network

December Cook-Off 2016

Chef and Subset

November Lunchtime 2016

Chef and his Students

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, (CH) Bear and Sorted Rows

January Cook-Off 2017

Digit Longest Increasing Subsequences 2

February Cook-Off 2017

Download file

January Lunchtime 2017

Nothing in Common

February Lunchtime 2017

Bear and Milky Cookies

April Challenge 2017

Chef and Divisor Tree, Stable market, Dish Of Life, Bear and Row 01, Bear and Clique Distances, 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, Chef and Subsequences

June Challenge 2017

Chef and Prime Queries, Saboteur (Challenge), A Good Set, Chef and the Feast, Xenny and Coin Rankings, Triplets, Pairwise union of sets

July Challenge 2017

Chef and Sign Sequences, Whats in the Name, Calculator , IPC Trainers

August Long Challenge 2017

Chef and Rainbow Array, Chef and Mover

September Challenge 2017

Chef and Pick Digit, Minimum Good Permutation, Fill The Matrix, Little Chef and Sums

October Challenge 2017

Chef and Magic Arrays, Chef and a great voluntary Program, Chef and Cycled Cycles, Max Mex, Counter Test For CHEFSUM, A Balanced Contest, (Challenge) Connecting computers

November Challenge 2017

Chef Hates Palindromes, Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes

December Challenge 2017

Chef and Universe, Total Diamonds, Santa Delivering Problem, Chef And his Cake, Chef And Easy Xor Queries, Penalty Shoot-out, Chef and Hamming Distance of arrays

March Cook-Off 2017

Safe Robot

April Cook-Off 2017

Bear and Candies 123, Bear and AB

May Cook-Off 2017

La Liga, Balanced Array

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 Counting Test, Chef and Employment Test, Chef and Weird Queries

November Cook-Off 2017

Online Chess, Random Pair

December Cook-Off 2017

Beautiful Array, Football Match

April Lunchtime 2017

Bear and Segment 01

May Lunchtime 2017

Prefix Inversions

June Lunchtime 2017

Maximum Unique Segment, 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, Maximum Number

November Lunchtime 2017

Smart Strategy

December Lunchtime 2017

Days in Month, Strange Function

IOPC 2017 (Rated)

The Birthday Tears, Max Out

January Challenge 2018

(Challenge) Chef and Palindromes, 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

Jumping in the hills

March Challenge 2018 DIV 2

Chef and Easy Problem, A Big Sale, Mix the Colors, Chef and Glove, Minions and Voting, Minion Chef and Bananas

March Cook-off 2018 Division 2

Chef Goes to the Cinema, Chef Restores a Matrix, Chef Judges a Competition

March Lunchtime 2018 Division 1 (Unrated)

Magic Elements

April Lunchtime 2018 Division 1

The hardest gcd problem

Starters 71 Division 2 (Rated)

Pet Store

Starters 73 Division 2 (Rated)

Consecutive Xor, Append for OR

Starters 75 Division 2 (Rated)

Prefix Ones, Three Powers of Two

January Long 2023 Division 2 (Unrated)

Asymmetric Swaps, Minimize the Maximum, Array Halves

Starters 76 Division 2 (Rated)

Make Array Odd, Zero String, Construct Array, Not Divisible

February Cook-Off 2023 Division 2 (Rated)

Permutation and Modulus

Starters 80 Division 2 (Rated)

Permutation Subsequence, Prefix Permutation, Equal Elements

Starters 81 Division 2 (Unrated)

Divide Pages

Starters 82 Division 2 (Rated)

Make A-B Same, Difference Matrix, MIN To MAX

Starters 84 Division 2 (Rated)

Max count of 1, Max Binary, Chef And Adjacent Sums

Starters 87 Division 2 (Rated)

Existence, AB plus C

Starters 83 Division 2 (Rated)

Construct String, Order by XOR

Starters 89 Division 2 (Rated)

Plus 2 or Minus 1, Positive or Negative Subarrays

Starters 90 Division 2 (Rated)

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)

Dotify Playlist

Starters 93 Division 2 (Rated)

Problem

Starters 94 Division 3 (Rated)

Gymkhana Election IIIT-A

Starters 95 Division 3 (Rated)

Alt-Tab, Boxes, Transfusion Chain, EVacuate to Moon

Starters 96 Division 3 (Rated)

Remove Multiples, Bells of Pilgrimage, Weeding

Starters 98 Division 2 (Rated)

Airport Management, Ball Distribution

Starters 99 Division 3 (Rated)

Card Swipe, Endless Appetizers, Exclusion-Inclusion

Starters 100 Division 2 (Rated)

Prime Permutation, Stamps 100

Starters 102 Division 2 (Rated)

Bit Play, Array Sum

Starters 103 Division 2 (Rated)

Divisible By 8, Dice Number

Starters 104 Division 2 (Rated)

Maximise Sum, GCD and LCM

Starters 111 Division 2 (Rated)

Reach Codetown

Starters 112 Division 2 (Rated)

Cursed Indices, 3 Logicians Walk into a Bar, Max Nutrition

Starters 113 Division 2 (Rated)

Maximum Score , Sum Neq

Starters 114 Division 2 (Rated)

Rock-Paper-Scissors, Christmas Candy

Starters 116 Division 2 (Rated)

ORST , Access Control

Starters 117 Division 2 (Rated)

Not Prime Permutation, Spell Shortening

Starters 118 Division 3 (Rated)

Subset GCD, Literacy Rate, Join States

Starters 119 Division 3 (Rated)

Judged, Cookie Day, Another Good String

Starters 127 Division 3

Superincreasing, Extreme Basketball, Anti-Triangle

Starters 128 Division 2 (Rated)

MEXimize the Array, Disjoint Non-Decreasing Array

Starters 133 Division 2 (Rated)

Powered Parameters, Maximum Alternating Sum

Starters 134 Division 2 (Rated)

Origin, Rock Paper Scissors

Starters 140 Division 2 (Rated)

Make Permutation, Split Permutation, Trick Or Treat

Starters 141 Division 2 (Rated)

Redundant Array, Amphibian Escape

Starters 142 Division 2 (Rated)

Chef loves Pizza Chef loves halfs, Array Removal

Starters 145 Division 2 (Rated)

Make Bob Win , Make My Array Equal

Starters 147 Division 2 (Rated till 5 stars)

Truth Teller And Liars 101, Independence Day 101, Non-Primes 101, Gold Coins 101

Starters 150 (Rated)

Find Multiset State, Equal Pairs (Easy)

Starters 155 (Rated)

GCD to 1 (Easy), GCD to 1 (Hard)

Starters 156 (Rated)

Partition Score, Even Numbers Hate

Starters 163 (Rated)

Nice Array, Minimum Types, Sort Them

Starters 167 (Rated)

Lottery Tickets, Delete Not Equal

Starters 171 (Rated)

Swish Game, White Wall

Starters 174 (Rated)

Deletion and Difference

Starters 179 (Rated)

Lost in the Fest!!, Unlock The Safe

Starters 180 (Rated)

Shall we play a game, Array Operations

Starters 181 (Rated)

Flip Prefix, Find Outside Array

Starters 183 (Rated)

S to T, Larger Smaller, Max Triangle

Starters 185 (Rated)

GCD Summation

Starters 188 (Rated)

K Boxes, Yet Another Monsters Problem, Subset Sum 3, Train Even or Odd

Starters 190 (Rated)

Subsequence Sort, Light All, Min-Max Deletion, Parry It! (Easy)

Starters 193 (Rated)

Check Odd Even Divisors, Count Odd Even Divisors

Starters 198 (Rated)

Decoration Discount

Starters 199 (Rated)

Fence Colouring, Grid MEX, Subtract or Divide, Brick Comparisions

Starters 200 (Rated)

Random NIM, Restrict Palindromes, Chef Bakes Cake, Good Subsequence

Problems Authored (2)

Problems Tested (0)

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