Udit Sanghi

August Challenge 2016

Chef and Chocolate

September Challenge 2016

Chef and digits of a number

October Challenge 2016

Chef and Keyboard, Chef and Three Dogs

November Challenge 2016

Count Permutations, Chef and squares, Task for Alexey

December Challenge 2016

Train Partner, Kth Max Subarray, Kirito in labyrinth, Edit Distance Revisited, Our Base is Under Attack

August Cook-Off 2016

Tweedle-Dee and Tweedle-Dum

November Cook-Off 2016

Sebi and the highway

August Lunchtime 2016

Studying Alphabet

September Lunchtime 2016

Chef and Inequality

October Lunchtime 2016

The Largest Bouquet

November Lunchtime 2016

Chef and his Students

December Lunchtime 2016

Superheroes and villains

January Challenge 2017

Capital Movement, Cats and Dogs, Reservior

February Challenge 2017

Chef and Triangles, Chef and His Apartment Dues, Most Frequent Element, Gerrymander

March Challenge 2017

Cooking Schedule, Xenny and Alternating Tasks, Bear and Extra Number, (CH) Bear and Sorted Rows, Bandwidth of a matrix

January Lunchtime 2017

Nothing in Common

February Lunchtime 2017

Bear and House Queries, Bear and Milky Cookies

April Challenge 2017

(CH) Serejs and Billiards, Bear and Random Grid, 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, Chef and Battleship

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, Pishty and tree, Tree Expectancy, Whats in the Name, Servers (Challenge), Calculator , IPC Trainers

August Long Challenge 2017

Chef and Rainbow Array, Chef And Fibonacci Array, Chef and Mover, Palindromic Game, Greedy Candidates, Strings and Graphs

September Challenge 2017

Sereja and Commands, Sereja and Functions (Challenge), Chef and Pick Digit, Minimum Good Permutation, Weasel does Xor on Tree, 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 and Intersection Line, Product on the segment by modulo , Chef Hates Palindromes, Chef and Subarray Queries, Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes

December Challenge 2017

Chef and Universe, Total Diamonds, Chef And his Cake, Chef And Easy Xor Queries, Penalty Shoot-out, Red and blue points, Chef and Hamming Distance of arrays

March Cook-Off 2017

Rainbow Graph, Yet Another Card Game, Safe Robot

April Cook-Off 2017

Bear and Candies 123, Bear and AB

August Cook-Off 2017

Game on Stick, Real obtuse, From heaven to earth

September Cook-Off 2017

Infinite OR Game, Statistics Construction, Subsequence Equality

October Cook-Off 2017

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

November Cook-Off 2017

Skiing, Online Chess, Random Pair

December Cook-Off 2017

Minimum SubArray, Beautiful Array, Football Match

March Lunchtime 2017

Bear and Ladder, Bear and Species

April Lunchtime 2017

Bear and Segments, Bear and Segment 01

May Lunchtime 2017

Prefix Inversions, Post Tree

June Lunchtime 2017

Maximum Unique Segment, Two Numbers

July Lunchtime 2017

Find the Maximum Value

September Lunchtime 2017

Chef and Dice, 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

K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers

January Cook-Off 2018

Multiple of 3, Survive in ChocoLand

January Lunchtime 2018

Chef and Game with Sequence, Chef and Escaping from the Labyrinth

February Challenge 2018

Broken Clock, Chef And Land Labeling, Chef And His Characters, Chef And The Patents, Akanksha and End of Semester, Chef and odd queries, Car-pal Tunnel, Permutation and Palindrome

International Coding League (Rated)

Matrix Game, Stingy Strings

February Lunchtime 2018

Game with numbers, Jumping in the hills

March Challenge 2018 DIV 1

Pishty and Triangles, Chef and Easy Problem, Chef and Gcd Queries, Mix the Colors, Minions and Voting, Embedding a Tree (Challenge)

May Cook-off 2018 Division 1

Best Cake Ever

July Cook-Off 2018 Division 1

OR Matrix, Chef and GCD Game

March Lunchtime 2018 Division 1 (Unrated)

Partitions, Three Integers, Magic Elements

August Challenge 2018 Division 1

Coordinate Compression , Modular GCD

August Lunchtime 2018 Division 1

Chef and Eid, Mix Mix Game

ProCon Junior (Rated for Division 2)

Chef and Secret Ingredient, Chef and Bored Games, Chef and Polygon Cakes, Chef and Cookies, Chef and Sorting, Chef and Pizza

December Lunchtime 2018 Division 1

Choosing from Buckets, Age Calculator

January Challenge 2019 Division 1

Partition the Graph, Distinct Pairs

January Cook-Off 2019 Division 1

Ada School, Ada Matrix

January Lunchtime 2019 Division 1

Distances, Wanderer, Rooks

March Challenge 2019 Division 1

Chef and Soccer, Cheating on Queue, Perfect Tree Problem, Treasure Hunt, Yet Again a Subarray Problem, Matchable Permutations, (Challenge) Interleaving Strings

March Cook-Off 2019 Division 1

XOR N-bonacci Sequence, Markers and Caps, Music Shopping

April Challenge 2019 Division 1

Offer for Chef, Kira Loves Palindromes, Mininum XOR over Tree, Playing with Numbers, Subtree Removal

April Lunchtime 2019 Division 1

Dream Problem, Firdavs and Planet F, Minimum Sum

June Challenge 2019 Division 1

Lent Money, Chef and Ingredients, Chef and His Dish, Sum and GCD

August Lunchtime 2019 Division 1

Destroy Cells, Chef Does Coke Yet Again

September Challenge 2019 Division 1

Biladerim Icin, Fuzzy Linear Combinations, Expected GCD, Doofish Set, Chef Designed a Network

September Lunchtime 2019 Division 1

All Substrings, Treeversion, Find the Sum

October Challenge 2019 Division 1

Even Edges, Chef and Maximum Star Value, Array Modification

October Lunchtime 2019 Division 1 (Unrated)

Box Game

December Challenge 2019 Division 1

Binary XOR, Addition

Alkhwarizm (Rated for all)

Winter Is Here, Weirwood Trees, Danny Wants To Know, They are COMING

Code Melange (Rated for all)

Misplaced Signs, Greg and Grid, A Small Array, Go Round, Longest Xommon Subsequence, Max power

June Lunchtime 2020 Division 1

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

October Challenge 2020 Division 1

Inversions, Positive AND, Replace for X, D-Dimensional MST

September Lunchtime 2020 Division 1

Permutation Split, Root the Tree, Robot Detector, Few Different Elements

March Cook-Off 2021 Division 1

Consecutive Deletions, Water Transfer, Chef and Sorting

February Lunchtime 2021 Division 1

Average Sorting, Sed Max, Chef and Reordering, Independent Set

March Lunchtime 2021 Division 1

Node Codon, Uniform, Lunchtime

June Cook-Off 2021 Division 1

Binary String on Steroids, Battle Royale

July Cook-Off 2021 Division 1

Beautiful Subsequence, Mod Equality, Hidden Colored Graph

July Lunchtime 2021 Division 1

Xor Separation, Longest Good Segment, Bad Luck

August Cook-Off 2021 Division 1

Odd Array, Different String, Chef 2 Chef, Interactive Equivalency, Clear the Array

August Lunchtime 2021 Division 1

Bunny Hops, Just a Graph

SnackDown 2021 - Online Qualifiers

Lucky Number

Problems Authored (7)

Problems Tested (0)

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Editorials Contributed (3)