Rishabh

October Cook-Off 2013

Polo the Penguin and the Test

October Lunchtime 2013

Girl Friend and String Gift, Exponential Game

November Challenge 2013

Chef Game, Superpowers of 2, Yet Another Cute Girl, Sereja and Vectors, Uncle Johny, Square Digit Squares, Missing some chairs

November Cook-off 2013

Am I a Fibonacci Number, Rank of the Number

December Challenge 2013

Cube Cakes, Chef and Codes, Funny Marbles, Magic Pairs, Reign, Rectangular Queries

December Cook-off 2013

Chef Goes Through Segments, Chef and Girlfriend

December Lunchtime 2013

Mike and Task Packages, Mike and Matrices

January Challenge 2014

Magic Trick, Sereja and Graph, Bon Appetit, Please like me, Chef and Feedback

May Cook-Off 2014

Ups and Downs

August Cook-Off 2014

Permutation Shuffle

September Cook-Off 2014, ACM-ICPC Warm up

Sherlock and the Grid, Subarray GCD, Subarray LCM, World War 2

November Cook-Off 2014

Lost Graph

December Cook-Off 2014

Servers, Player

February Challenge 2014

Little Elephant and Movies, Draughts, Make Him Happy, Longest Common Pattern, Little Elephant and Subarrays, Colored Array, Make It Zero 2

March Challenge 2014

Team Split, Binary Tournament, Walk, Maximum number, GCD condition, Little Chef and Numbers, Mike and Stamps, A Story with Strings

April Challenge 2014

Sereja and Permutation, Counting Matrices, Farmer Feb, Cards, bags and coins, Chef and Digits, Divide the Tangerine, Shortest Path in Binary Trees

May Challenge 2014

Little Elephant and Balloons, Sereja and Game, Compilers and Parsers, Chef-jumping, Chef and Strange Matrix, Stone

June Challenge 2014

Little Elephant and Blocks, Maxim and Progressions, Chef and Functions, Chef and Digit Jumps, DARTS501, Chef and Subarray, Two Companies, Guessing Game, Forgot Password

July Challenge 2014

Dish Owner

September Challenge 2014

Chef and Rainbow Array - 2, Chef and Swaps, Chef and sequence

October Challenge 2014

Sereja and two strings, DevuLand, Dinosaurs and Laddus

January Lunchtime 2014

Chef and String

February Lunchtime 2014

Sereja and ASum, Sereja and Arrays

October Lunchtime 2014

Tanu and Head-bob, And Tuples, Physics Class

January Challenge 2015

Queries on the String, Sereja and Number Division 2, Chef and A Large Permutation, Sereja and LCM, Chef and Stones, Sereja and Votes, One Dimensional Kingdoms, Xor Queries, Ranka, Gcd Queries

January Cook-Off 2015

Random Rudreshwar

March Challenge 2015

Count Substrings, Sereja and Random Array, Sign Wave, Matrix

April Challenge 2015

Inversion sorting

May Challenge 2015

Devu and binary String, Chef and Prime Divisors, Set Difference , Chef and new recipe, Chef and Balanced Strings, Chef and Cake

June Challenge 2015

Chef and His Friend, Chef and Memory Limit, Chef and Polygons, Anticommutative implication

August Challenge 2015

Chef and insomnia

October Challenge 2015

Count Subarrays, Who dares to be a millionaire, Spheres, Cyclic shifts in permutation

December Challenge 2015

Chef and Girls

April Cook-Off 2015

Lucky Fives

July Cook-Off 2015

Maximize Disjoint Pair Sum, Adding Special Sum

August Cook-Off 2015

Chef and the XORed Number , Chef and the Wildcard Matching

September Mega Cook-Off 2015

Reign 2, Forgotten Language, Super Numbers, Stacks

November Cook-Off 2015

Sereja and Line, Sereja and Array and Subtracting, Sereja and Pairs, Sereja and Tree 2

August Lunchtime 2015

Churu and lost string, Make Palindrome, Minimum Maximum

March Challenge 2016

Sereja and Two Strings 2, Palindromic substrings, Floor Distribution, maximize the sum, Parity tree

May Challenge 2016

Chef and math

June Challenge 2016

Chef and Rectangle Array, Chef and cities

February Cook-Off 2016

Puppy and Catchers, Puppy and Board, Puppy and Sum

March Cook-Off 2016

Dual Nim

July Challenge 2018 Division 2

No Strings Attached

December Challenge 2018 Division 2

Max and Electrical Panel, Directing Edges

July Lunchtime 2018 Division 2

Forced Particles

Problems Authored (4)

Problems Tested (0)

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Editorials Contributed (0)

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