Ritesh Gupta

Practice: 

Prime Generator, Bytelandian gold coins, GCD2, ATM, Permutation Cycles, Discrepancies in the Voters List, The Best Box, Cleaning Up, Decreasing String, Number Game Revisited, Pairing Chefs, Open the Dragon Scroll, Ciel and A-B Problem, Lucky Long, Little Elephant and Candies, Little Elephant and Bombs, Arranging Cup-cakes, Restaurant Rating, Closing the Tweets, Racing Horses, Ciel and Receipt, Tourist Translations, Little Elephant and Permutations, The Minimum Number Of Moves, Root of the Problem, Queries on tree again!, The Ball And Cups, Row and Column Operations, Maximum Weight Difference, Levy Conjecture, Your Name is Mine, Lapindromes, Subtraction Game 1, Chopsticks, Sereja and Commands, Count K-Primes, Splitting Candies, Chef and The Right Triangles, Uncle Johny, Magic Pairs, Please like me, Chef and Feedback, Farmer Feb, Compilers and parsers, Chef and Kingship, Chef-jumping, Dividing Stamps, Chef and Rainbow Array, Divide the Cake, Count Substrings, Counting Flags, The Smallest Pair, Copy-Paste, Chef and Gift, Chef and Notebooks, Walk on the Axis, Mahesh and his lost array, Chef and Keyboard, Sereja and Votes, Fit Squares in Triangle, Andrash and Stipendium, GCD and LCM, Rupsa and the Game, Entrance Exam, Train Partner, Cops and the Thief Devu, Count Subarrays, Who dares to be a millionaire, Forgotten Language, Chef and the stones, Capital Movement, Chef and cakes, Shinigami and Apples, Chef-Detective, Mutated Minions, Chef and Sign Sequences, Crazy Malvika discovers Crazy Fibonacci function, Alternating subarray prefix, Ada and crayons, Cats and Dogs, Siddhu Prime Numbers, Captain Party, Akhil And Colored Balls, Devu and an Array, N different palindromes, Collisions, Building Permutation, Tweedle-Dee and Tweedle-Dum , Task for Alexey, Help Lost Robot!, Beautiful Arrays, Watson and Digit Sums, Download file, Cut the Stick, Sebi and the highway, Chef and his Students, Extreme Encoding, Quentin Tarantino, Superheroes and villains, Nothing in Common, Digit Longest Increasing Subsequences 2, Chef and His Apartment Dues, Xenny and Alternating Tasks, Bear and Milky Cookies, Bandwidth of a matrix, Bear and Ladder, Dish Of Life, Bear and Row 01, Bear and Candies 123, Raman and The Bucket Challenge, Bear and Segment 01, Median of adjacent maximum numbers, Snake Procession, Temple Land, La Liga, Team Formation For Snackdown, SnackUp, Snakes, Mongooses and the Ultimate Election, Two Numbers, Chang and Bitwise OR, Chang and the Perfect Function, Chef and his software, IPC Trainers, Find the Maximum Value, Mathison and the Dynamo shuffle, Infinite OR Game, Chef and Cook-Off Contests, Chef and Counting Test, Buggy Calculator, Pizza Party, Long Homework, K Fibonnaci, Skiing, Online Chess, Random Pair, Chef And Easy Xor Queries, String Merging, Chef and Line, Chef and Same Old Recurrence, Fibonacci String, Run Direction, Direct Series, Sort the Leaves, Summary Power, Byte to Bit, Chef and Two Queens, Useful Number, Philosophers Stone, Prisoner of Azkaban, Goblet of Fire, Half Blood Prince, Deathly Hallows, Jerry Cheese, That Is My Score!, Find Your Gift

April Challenge 2017: 

Similar Dishes

May Challenge 2017: 

Chef and his daily routine, Courses in an university

June Challenge 2017: 

A Good Set, Pairwise union of sets, Triplets, Xenny and Coin Rankings, Chef and the Feast

August Long Challenge 2017: 

Chef and Rainbow Array, Chef and Mover, Greedy Candidates

September Challenge 2017: 

Chef and Pick Digit, Minimum Good Permutation, Little Chef and Sums

October Challenge 2017: 

Chef and a great voluntary Program, Chef and Cycled Cycles, Max Mex, Counter Test For CHEFSUM, A Balanced Contest

November Challenge 2017: 

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

December Challenge 2017: 

Chef and Universe, Total Diamonds, Chef And his Cake, Penalty Shoot-out, Chef and Hamming Distance of arrays

August Cook-Off 2017: 

Real obtuse, From heaven to earth

September Cook-Off 2017: 

Subsequence Equality, Statistics Construction

October Cook-Off 2017: 

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

May Lunchtime 2017: 

Prefix Inversions

August Lunchtime 2017: 

Mathison and pangrams

May LoC Competitive Programming Marathon: 

Bond And Fond

Innerve's Summer Code Challenge: 

Suhana and Matrix World, Girls and Security Patrol

January Challenge 2018: 

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

January Cook-Off 2018: 

Multiple of 3, Survive in ChocoLand

January Lunchtime 2018: 

Chef and Game with Sequence

February Cook-Off 2018: 

Chef and Cook-Off, Chef and Tuples

March Cook-off 2018 Division 2: 

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

November Cook-Off 2018 Division 1: 

Beautiful Garland

April Lunchtime 2018 Division 1: 

The hardest gcd problem

April Challenge 2018 Division 1: 

Chef and Array (Challenge), Cutting Plants, Highway Crossing, Count Good Prefixes

May Challenge 2018 Division 1: 

Fake Binary Search, Dibs on Fibs

October Challenge 2018 Division 1: 

Chef and Surprise Chessboard, Minimize Digitsum, Appy and Balloons , Beautiful Bricks

November Lunchtime 2018 Division 1: 

Beats and Pieces

October Lunchtime 2018 Division 1: 

Coloring the Grid

ALKHWARIZM (Rated): 

Help Voldemort

CODEOUT: 

Magic Coin, Segmentation, Array Xor

Code-Golf: 

CODEGOLF

Binary Battle: 

Square Cube, Square Area

January Cook-Off 2019 Division 1: 

Ada School

November Lunchtime 2019 Division 1: 

Planting Trees, Washing Windows, Perfection

April Challenge 2020 Division 1: 

Strange Number, Squared Subsequences, Perfect Power Divisors, Ready Bitwise, Factor Tree, Leaked Answers (Challenge)

RECode 9.0: 

Three Wise Men

DSA Learning Series - Contest 4: 

Euron Problem

Problems Authored (38)

Problems Tested (0)

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Editorials Contributed (32)