ashish singh

Practice: 

Prime Generator, Factorial, Small factorials, Ambiguous Permutations, Enormous Input Test, Sums in a Triangle, Turbo Sort, GCD2, ATM, Life, the Universe, and Everything, A Very Easy Problem!, Paying up, Johnny and the Beanstalk, Nuclear Reactors, Prime Palindromes, The Lead Game, Discrepancies in the Voters List, The Best Box, Cleaning Up, Decreasing String, Birthday Candles, Cooling Pies, Cutting Recipes, Holes in the text, Three Way Communications, Popular Rice Recipe, Open the Dragon Scroll, Hotel Bytelandia, Ciel and A-B Problem, Lucky Long, Count of Maximum, Fit to Play, Double Strings, Jewels and Stones, Little Elephant and Strings, Little Elephant and Candies, Top Batsmen, Little Elephant and Bombs, Arranging Cup-cakes, Racing Horses, Ciel and Receipt, Code Crazy Minions, Coin Flip, Carvans, Buy1-Get1, Tourist Translations, Little Elephant and Permutations, Buying Sweets, Packaging Cupcakes, Snape and Ladder, The Ball And Cups, Maximum Weight Difference, Your Name is Mine, Lapindromes, Subtraction Game 1, Chopsticks, Attic Crossing, Number of Factors, Splitting Candies, Pairwise AND sum, Chef and The Right Triangles, Uncle Johny, Jumpimg Gopal, Number Mirror, Magic Pairs, Chef and Feedback, Farmer Feb, Chef and String, Chef and Remissness, Chef-jumping, Dividing Stamps, Ups and Downs, Count Substrings, The Smallest Pair, Copy-Paste, Tanu and Head-bob, Chef and Stones, Good Joke!, Fit Squares in Triangle, Piece of cake, Dhapu and Binary Numbers, Lucky Four, Mr Ignus, Interstellar, Zeroes, Devu and Grapes, Add Two Numbers, Find Remainder, First and Last Digit, Smallest Numbers of Notes, Sum of Digits, Reverse The Number, Helping Chef, Total Expenses, Id and Ship, Gross Salary, Valid Triangles, Grade The Steel, Gregorian Calendar, GCD and LCM, Second Largest, Small Factorial, Primality Test, Finding Square Roots, The Block Game, Farmer And His Plot, Hopscotch, Chef and Dolls, Chef and his Sequence, Entrance Exam, Make XOR zero, Train Partner, Chef and Table Tennis, Minimum Maximum, Chef And Operators, Mahasena, Chef and Subarrays, Malvika is peculiar about color of balloons, Alternating subarray prefix, Puppy and Sum, Simple Statistics, Movie Weekend, Laddu, Coins And Triangle, Akhil And Colored Balls, Devu and an Array, Kitchen Timetable, Sticks, Collisions, One more weird game, Tweedle-Dee and Tweedle-Dum , Drumpf for President!, Lazy Jem, Chef and Inequality, Help Lost Robot!, Download file, Chef and his Students, Extreme Encoding, Quentin Tarantino, Digit Longest Increasing Subsequences 2, Bear and Milky Cookies, Bear and Ladder, Bear and Candies 123, Snake Procession, Temple Land, Snakes, Mongooses and the Ultimate Election, Chang and Bitwise OR, Find the Maximum Value, From heaven to earth, Mathison and pangrams, Subsequence Equality, Chef and Cook-Off Contests, Chef and Employment Test, Buggy Calculator, J - Reached Safely Or Not, K Fibonnaci, Random Pair, Good and Bad Persons, Uniform Strings, Spam Classification Using Neural Net, Coupon System, Football Match, Chef and Game with Sequence, Survive in ChocoLand, Consecutive Deletions, Training Plans, Best of Two, Copy and Push Back

November Cook-Off 2014: 

Brackets

December Challenge 2014: 

Chef and Apple Trees

January Challenge 2015: 

Chef and Stones, Sereja and Votes, Gcd Queries

DPS Dwarka INOI practice contest 01: 

Chef and Fibonacci, Chef and mountains, Chef and powers of 2

Aarohan 2, 2014: 

AP-GP, Dhapu and the Big Sums, Dhapu and Hamming Distance, Card Game, Queries, Yalin Dictionary

February Challenge 2015: 

Chef and Chain, Chef and Strange Formula, Chef and Strings, Let us play with rank list, Chef and Equality

March Challenge 2015: 

Count Substrings, Chef and Notebooks, Sereja and Random Array, Devu and his Class, Sign Wave, Matrix

April Challenge 2015: 

Count Sequences, Chef and Interview, Broken Telephone, Inversion sorting, Division of Lands, Chef and Piano Scales

May Challenge 2015: 

Devu and his three Hands, Devu and binary String, Chef and Prime Divisors, Set Difference , Chef and new recipe, Chef and Cake

June Challenge 2015: 

Steady tables, Chef and His Friend, Chef and Memory Limit, Chef and Polygons

July Challenge 2015: 

Bread, MasterChef, Na2a and lucky stone, Chef and Cube

August Challenge 2015: 

Way Out, Gravity Guy, Devu And Churu , Cooking Machine, Aditi and Magic Trick

September Challenge 2015: 

Chain of Doughnuts, Nikitosh and xor, Count Steps in Matrix, Bank robbery, Lighthouses, Cracking the Code

October Challenge 2015: 

Time measure, Count Subarrays, Who dares to be a millionaire, Spheres, Rupsa and Equilateral Triangle

November Challenge 2015: 

Eugene and function, Simple Sum, Chef and cakes

December Challenge 2015: 

Chef and the stones, Plane Division, Oracle Devu and Longest Common Subsequence, Chef and Filters

March Cook-Off 2015: 

How to Minimize a String, How to Repaint a Fence

April Cook-Off 2015: 

Equality, Version Control System

May Cook-Off 2015: 

Devu and friendship testing, Devu and decorating birthday cake

June Cook-Off 2015: 

Strange operations

July Cook-Off 2015: 

Cops and the Thief Devu, Maximize Disjoint Pair Sum

August Cook-Off 2015: 

Chef and the XORed Number , Chef and the Wildcard Matching

September Mega Cook-Off 2015: 

Forgotten Language, Super Numbers, Stacks

October Cook-Off 2015: 

Word Stem

March Lunchtime 2015: 

Chef Anup

April Lunchtime 2015: 

Tickets

June Lunchtime 2015: 

Chef and Two Strings

July Lunchtime 2015: 

Greedy puppy, Puppy and game

August Lunchtime 2015: 

Minimum Maximum

September Lunchtime 2015: 

Sum of palindromic numbers

October Lunchtime 2015: 

emitL, Fast squarer

CodeVaitam: 

Easy Mathematics , Strings vs Integers

Code Brunch: 

Rising population

INOI 2015, Practice Round 1: 

Cultural Programme, Domino Solitaire

IGNUS: 

Lucky Number

JNTUV Warmup 2015: 

Nth Number in the series, Addition, Factorial, Pair of Numbers

Code Marathon 2015: 

BIRTHDAY PARTY, SUBARRAY GCD, CHEF AND AUCTION

January Long Challenge 2016: 

Rupsa and the Game, Churu and Balls, Chef and Making Triples, Chef and Time Machine, Devu and Perfume

February Challenge 2016: 

Sereja and Two Lines, Chef and Strange Operations, Devu and a light discussion, Rectangles of Love, Chef-Detective

March Challenge 2016: 

Palindromic substrings, maximize the sum, Chef And Special Dishes

April Challenge 2016: 

Help Watson Escape, Chef and Ballons, Chef And Magical Path, Chef And Coloring

July Challenge 2016: 

Andrash and Stipendium, Chefland and Electricity

August Challenge 2016: 

Chef and Chocolate, Chef and Round Run

September Challenge 2016: 

Chef and Friends, Chef and digits of a number, Faded Palindromes, Chef and calculation

October Challenge 2016: 

Chef and Keyboard, Chef and Three Dogs

November Challenge 2016: 

Count Permutations, Gift and Chef, Chef and squares, Task for Alexey

January Cook-Off 2016: 

Chef and Fruits

January Lunchtime 2016: 

Triangle Classification

February Lunchtime 2016: 

Chef and Socks

August Lunchtime 2016: 

Studying Alphabet

October Lunchtime 2016: 

The Largest Bouquet

CodeWars, Aaruush 2015: 

TREASURE QUEST

Nexus'15 Prelims: 

Sad Boys

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, Bandwidth of a matrix

January Lunchtime 2017: 

Nothing in Common

April Challenge 2017: 

Dish Of Life, Similar Dishes

May Challenge 2017: 

Chef and Sub Array , Chef and his daily routine, Courses in an university, Median of adjacent maximum numbers

June Challenge 2017: 

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, Palindromic Game, Greedy Candidates

September Challenge 2017: 

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

October Challenge 2017: 

Max Mex, Counter Test For CHEFSUM, A Balanced Contest

November Challenge 2017: 

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

December Challenge 2017: 

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

June Cook-Off 2017: 

Ada and crayons, SnackUp

April Lunchtime 2017: 

Bear and Segment 01

June Lunchtime 2017: 

Two Numbers

January Challenge 2018: 

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

February Challenge 2018: 

Broken Clock, Chef And His Characters, Chef And The Patents, Car-pal Tunnel, Permutation and Palindrome

March Challenge 2018 DIV 1: 

Chef and Easy Problem, Mix the Colors, Minions and Voting

May Challenge 2018 Division 1: 

Dibs on Fibs

July Challenge 2018 Division 2: 

Strike or Spare

August Challenge 2018 Division 2: 

Modular GCD, Problem Sort, Sheokand and Number, Spell Bob

September Challenge 2018 Division 2: 

Magician versus Chef, War of XORs, Chef and Adventures

February Challenge 2019 Division 2: 

Chef and Magical Jars, Chef and Secret Ingredients, Appy and Contest, Deputy Chef

March Challenge 2019 Division 2: 

Chef got Recipes, Chef and Number Game, Yet Again a Subarray Problem, Chef and a Beautiful Digit

April Challenge 2019 Division 2: 

Playing with Numbers, Friend or Girlfriend, Maximum Remaining, Fencing

May Challenge 2019 Division 2: 

Matches, Reduce to One, Where to Build the Roads

June Challenge 2019 Division 2: 

Road Signs, Chef and Proxy, Lent Money, Guddu on a Date, Chef and Ingredients, Sum and GCD

July Challenge 2019 Division 1: 

Guess the Prime!

August Challenge 2019 Division 1: 

Guddu and his Mother, Dilemma

DSA Learning Series - Contest 1: 

Life, the Universe, and Everything, Reverse The Number

June Challenge 2020 Division 1: 

The Tom and Jerry Game!

July Challenge 2020 Division 2: 

Ada King, Missing a Point, Chef and Card Game, Chef and Strings

August Challenge 2020 Division 2: 

Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP

September Challenge 2020 Division 2: 

Chefina and Swap, A Problem on Sticks, Chef and Trump Cards, Find XOR, Ada Matrix, Coronavirus Spread 2

October Challenge 2020 Division 1: 

Positive AND, Replace for X, Covid Run, Chef and Easy Queries

January Cook-Off 2021 Division 2: 

Prime Tuples, Maximise Islands

January Lunchtime 2021 Division 2 (Unrated): 

Binary Subsequence, Even Differences, Even Sum

DSA Learning Series - Contest 7: 

Billiards, Count Subarrays

February Challenge 2021 Division 2: 

Frog Sort, Team Name, Prime Game, Maximise Function

March Cook-Off 2021 Division 2: 

Matrix XOR, Guess the Number

March Challenge 2021 Division 2: 

Interesting XOR!, College Life 4, Paparazzi Gennady, Space Arrays

August Challenge 2021 Division 2 (Unrated): 

Special Triplets, Chef and Bulb Invention

August Cook-Off 2021 Division 2: 

Different String, Equal Difference, Clear the Array

SnackDown 2021 - Online Qualifiers: 

Lucky Number

February Cook-Off 2022 Division 2: 

Perfect Permutation, Prefix Permutation

February Lunchtime 2022 Division 2: 

Four Equidistant Points on a Grid, Parallel Processing, Magical Modulo, Magnet Sort

CodeChef Starters 28 Division 2 (Rated): 

Permutation Xority, Interactive Tree, Count the Holidays

March Cook-Off 2022 Division 2: 

Fixed Weight, Janmansh at Fruit Market, Dragonado And XOR, Equal Mex Splitting, Alternating Divisibility

CodeChef Starters 31 Division 1 (Unrated): 

XOR and AND, The Unchanging OR

CodeChef Starters 32 Division 1 (Unrated): 

Maximize the Minimum, Finding Shoes, Flip Sorting

Starters 35 Division 2 (Rated): 

Jump to Sibling, Dark Light, Chef Find XOR Beautiful, Concurrent Lines, Admins and Shopping

April Long Two 2022 Division 1 (Unrated): 

Akash and Equal Mean, Pseudo Sorted Array

Starters 38 Division 1 (Unrated): 

Good Pairs, Average Gift, Circular Track

May Lunchtime 2022 Division 1 (Rated): 

Equal After And

Starters 39 Division 2 (Rated): 

Compress the Video, Closest Vowels, Even Subarray XOR

Starters 40 Division 2 (Unrated): 

Max Value of MST, Infinity Staircase, Or Permutation, Good Pairs

Starters 41 Division 2 (Rated): 

Equal Integers, Remove and Add, Is this priority or parity!, Path Parity

June Cook-Off 2022 Division 2 (Rated): 

Throw and Take, Simple XOR, Rating Improvement, Playlist, Break the Stick, First and Last, Split AND Sum

June Long One 2022 Division 1 (Unrated): 

Possible GCD

Starters 43 Division 1 (Unrated): 

Make them Equal, The Optimal Pairs

Starters 47 Division 1 (Unrated): 

Similar Heights

October Long 2022 Division 1 (Unrated): 

Chef And Array Construction, Binary Substituition

December Long 2022 Division 1 (Unrated): 

Divisible by A_i

February Cook-Off 2023 Division 2 (Rated): 

Take Not Less, Permutation and Modulus, Minimum Beauty

Starters 77 Division 2 (Rated): 

Concat Palindrome, Three Numbers

Starters 78 Division 2 (Rated): 

Bitwise Equation, Valid Expression, Solve More Problems!

Starters 79 Division 2 (Rated): 

Mountain, One Stone or Two Stones, Add smallest prime factor, Distinct Opposite Sums

Starters 80 Division 2 (Rated): 

Permutation Subsequence, c8kbf and Tree, Prefix Permutation, Equal Elements

Starters 81 Division 2 (Unrated): 

Divide Pages

Starters 82 Division 2 (Rated): 

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

Starters 88 Division 2 (Rated): 

Maximum And Or, Chef and Asteroids, Unstable Subarray

Starters 110 Division 1 (Rated till 5-stars): 

Marbles,  Am I Lucky!, Monsters, Tetris

Learn C++: 

Introduction, Printing text, Arithmetic Operations, Multiple Choice Question, Multiple Choice Question

Jump from 2* to 3*: 

Make it Divisible, Indivisible Permutation, Minimum Number of Pizzas, Distinct Pair Sums, Turn It, Alternating Work Days, The Smallest Pair, Sort Checker, Daanish and Problems, Counting Sort, Mix the Colors, Missing a Point

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