Kshitij Sodani

Practice: 

Enormous Input Test, Turbo Sort, Arranging Cup-cakes, Restaurant Rating, Barcelona Gameplay Tactics, Climbing Stairs, Fire Escape Routes, Galactik Football, Lapindromes, Bon Appetit, Compilers and parsers, Chef and Reversing, Chef and Rainbow Array, Dish Owner, Sherlock and the Grid, XOR Operation on Numbers, Power Of Two, Bag Of Toffees, The Mystery of Dr Jojo, Delivery Man, How to Minimize a String, Merge Sort, Chef and Bitwise OR Operation, Funny gnomes, Password, Sums, 3 Divisible Subsets, Ball Game, Easy Triangles, Visiting Friends, Bear and Row 01, Bear and Clique Distances, Chef and Subsequences, IPC Trainers, Node Jumping, The Traveling Minister, Impersonating Palindromes, Jon Snow vs White Walkers, Currency Equity, The hardest gcd problem, Good Permutations, CyclesAndColorings, Circular Intervals, Chef and Polygon Cakes, Chef and Cookies, Chef and Sorting, Ada School, Chandra And Logs, BOOKS, Chef Restaurant , Lucky Number Game, Capturing Bird in A Camera, Life Limited, Distinct Pairs, Fancy Quotes, Distances, Rooks, Chef and Secret Ingredients, Appy and Contest, Deputy Chef, Chef and Secret Password, Buying New Tablet, Chef and Party, Average Number, The Tricky Deal, Yet Again a Subarray Problem, Kira Loves Palindromes, Bob and his strict mom, UEFA Champions League, Playing with Numbers, Subtree Removal, Corrupted Seven-Segment Display, Pogo Stick Competition, Making a Meal, Ada Rooks 2, Chef Learning Hungarian Algorithm, Chef and Good Subsequences, Dream Problem, Minimum Sum, Chain Reaction, Recover the Sequence, Dummy Palindromic Strings, Grid Tour, CV, Easy Fibonacci, Ants and Anteaters, Drink Slush, Gii and His Club, Igzi and Burly Array, Birthday Gift Again, Playing with Strings, Two Variables, Fuzzy Linear Combinations, Swapping, Rich Substrings, The Biggest Restaurant, Chef and Interesting Subsequences , E - Mehuls Trading Algorithm, Eidi Gift, Chefiya in Chefland, Destroy Cells, Chef and Trip, Chef Does Coke Yet Again, Angry Grandfather, Two Groups, Chef Feeds Cats, Ice Cream Queue, Treeversion, Colliding Balls, Train or Walk, Maximize Diversity of an Array, Chef and Diamonds, Crash It, Under the Tunnels, Mercury Poisoning, Coronavirus, Not All Flavours, Monsters Battle, Triangle Query, Permutation Split, Set Queries, Hiring Workers, Mysterious Sequence, XOR-ed Palindromes, Chef and Reordering, Second Player, Maximum GCD, Permutation Sorting Game, One Change Subsequences, From Your GGANBU, Vishesh and his Hate for Even Numbers, Subsequence, Divisible Distances, Sequence Cost, Make Grid Comparable, Max Min Circle Difference, The Lost Array, Max Shift After XOR, XOR Times 2 Is Sum, Tree Interval Queries, Remove Numbers, Bounded Spanning Tree, Planning the Trip, Card Swipe

Past ZCO Problems: 

Matched Brackets, Wormholes, Matched Brackets 2, Round Table, Tournament, Little Red Riding Hood, Chewing, Save Spaceman Spiff, Video Game, SUPW, Smart Phone, IPL, Break Up, Variation, Covering, Rectangle, Bookshelves, Bamboo Art, Substring Importance - ZCO 2018, Moving Intervals - ZCO 2018, Four Sum, Rays, ZCO 2019 - 1 Singing Tournament, ZCO 2019 - 2 UpDown Sequences, Weird Ordering, Interleavings and Blocks, Vacation, Messages, Parchment

Past INOI Problems: 

Triathlon, Table Sum, Calvins Game, Sequence Land, Highway Bypass, Special Sums, Periodic Strings, Free ticket, Wealth Disparity, Brackets, Fence - INOI 2017, Training - INOI 2017, 2 Two Paths - INOI 2018, 1 Road Trips and Museums - INOI 2018, Processor Scheduling, Interesting Sequences, Department Strengths, 3xN Tiling, Among Us - INOI 2021, Break the string - INOI 2021, Posting, Conquest, Diocletian - Part 1, Diocletian - Part 2, Pillars

December Challenge 2018 Division 2: 

Max and Electrical Panel, Chef and Interactive Contests, Chef and An Ideal Problem

January Lunchtime 2019 Division 2: 

The Nights Watch

March Challenge 2019 Division 2: 

Chef got Recipes, Chef and Number Game, Chef and a Beautiful Digit, (Challenge) Interleaving Strings

March Lunchtime 2019 Division 2: 

Testing Robot, Pogo Stick Competition

April Challenge 2019 Division 1: 

Friend or Girlfriend, Maximum Remaining, Fencing

April Lunchtime 2019 Division 2: 

Attendance, Fast Food, Minimum Sum

May Challenge 2019 Division 1: 

Where to Build the Roads

May Cook-Off 2019 Division 1: 

Misha and Nice Sets

May Lunchtime 2019 Division 1 (Unrated): 

Grid Tour, Reverse Maximisation

June Challenge 2019 Division 1: 

Road Signs, Chef and Proxy, Lent Money, Chef and Ingredients, Chef and His Dish, Sum and GCD, (Challenge) SnackDown 99

June Lunchtime 2019 Division 1: 

Igzi and Burly Array

July Lunchtime 2019 Division 1 (Unrated): 

Delete a Subarray, Easy Math

September Lunchtime 2019 Division 1: 

All Substrings, Find the Sum

October Challenge 2019 Division 1: 

Even Edges, Chef and Maximum Star Value, Array Modification, (Challenge) Maximizing LIS

November Lunchtime 2019 Division 1: 

Planting Trees, Washing Windows, Perfection

December Challenge 2019 Division 1: 

Plus Multiply, Easy Subsequence Selection, That Is My Score!

Coderation - Inter IIIT Coding Contest: 

The Robin, Battle of Winterfell

February Challenge 2020 Division 1: 

The Theatre Problem, School of Geometry, Hard Cash

April Cook-Off 2020 Division 1 : 

Simple Operations

January Lunchtime 2020 Division 1: 

Construct Array, Under the Tunnels

February Lunchtime 2020 Division 1: 

Swapping to Palindrome, Secret Mission

March Lunchtime 2020 Division 1 (Unrated): 

Strip in a Tree!

April Lunchtime 2020 Division 1: 

Positive Mex

ProCon Junior: 

Walter White and His Crystals, Walter and His Customers, Holly Birthday Cake, Jesse Crystal Equation, You, Mehul, His Friends and His Enemy

Exun Programming Prelims 2019 (Rated for all): 

Weird Modulo Problem , Tennis Tournament, Chipped Tree

ZCO Scholarship Contest 2019: 

How many Scholarships, How many Topics, How much Scholarship

DSA Learning Series - Contest 4: 

Evil Chris

June Lunchtime 2020 Division 1: 

Maximum AND, Kuroni and the Cowsheds, Gold Mining, Square Submatrices

December Cook-Off 2020 Division 1 : 

Self-Destructing Strings, Sed Passwords, Circle of Chaos, Carry All Fruits

January Cook-Off 2021 Division 1 : 

Mex Subsequence, Not Too Colourful, Prefix And, Common Ancestors

December Lunchtime 2020 Division 1 (Unrated): 

K-Tuple Tree, Even Sequence, Three Letters, One Zero Swaps

October Cook-Off 2020 Division 1: 

Path-etic Sums, The In-XOR-able Task, Yet Another Crossover Episode

September Lunchtime 2020 Division 1: 

Root the Tree, Robot Detector

March Lunchtime 2021 Division 1: 

Node Codon, Uniform, Lunchtime, Gamer

April Cook-Off 2021 Division 1: 

Array and Operations, Tree Distances, OR of ANDs, Valet Parking, Deletion Sort

April Lunchtime 2021 Division 1: 

A Special Tree

SnackDown 2021 - Online Qualifiers: 

Lucky Number, Maximum Number Of Distinct Elements, Minimise Difference

October Lunchtime 2021 Division 1: 

Median Rearrangement, Tree Upshot, MAX-SEG

SnackDown 2021 - Online Round 1A: 

Yet Another Flipping Problem, Round Robin Ranks , Dance Moves, Equal Beauty, Lazy Machine, Min Max LCM

SnackDown 2021 - Online Pre-Elimination: 

Non-Decreasing Subsequence of size K, Product Pain, Guests like slippers

SnackDown 2021 - Online Elimination Round (Rated for all): 

Random Convex Hull, Graduate Work Matters, Sorting Segments

SnackDown 2021 - Final Round: 

Ones Guessing, Equal Number of Prefix Maximums, Finally, Non Ad-Hoc Problem, AND of Maximums

December Cook-Off 2021 Division 1: 

Binary String Game, Destructive Nim, RGB Construction, Break the Balance

December Lunchtime 2021 Division 1: 

In-tree-active Node Coloring, Optimal Sorting, Romantic Reversals, Sleep Technique

Infinity 2k21 Division 1 (Unrated): 

Marbles, Ddakji, Escape Plan, Hopscotch, Dalgona Treat

Exun 2021-22 Division 1 (Unrated): 

Sarthak and his Magic Grid, Vedant and his Hidden Array, Aujasvit and the Circle Game, Neil and his Binary Tree, Harshikaa and the Rain, Sarthak and his Set of Primes

April Cook-Off 2022 Division 1: 

Chef Goes Shopping, Sorted Distances, Max LCA Sum

April Lunchtime 2022 Division 1(Rated): 

Modular Circular Permutations, Do Not Touch the MEX!!!, Secret Machine Mania, AND Palindromes

May Cook-Off 2022 Division 1 (Rated): 

Split Powers Of 2, Different Subarrays Rearrange, Triple Inversions

July Cook-Off 2022 Division 1 (Rated): 

Partition Queries, Segmentation Fault, Subsequence LCM

June Cook-Off 2022 Division 1 (Rated): 

Throw and Take, Simple XOR, Prefix Suffix Distinct, Split AND Sum

February Cook-Off 2023 Division 1 (Rated): 

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

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