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Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

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Programming and DSA

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Programming and DSA

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Practice Compete Compiler
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  • 5★akshay_1
  •   India
  • Professional
  • NA
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Rating Graph

No. of Contests Participated: 133
2047 (+29)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 190 (Rated till 5 star)(2025-06-11 22:00:00)
Global Rank:   39
Cheated in:   

Ratings System Update

(2025-06-11 22:00:00)
This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more
How the rating system works?
2064 (-7)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 69 Division 1 (Rated till 6-stars)(2022-12-20 00:00:00)
Global Rank:   70
Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)
This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more
How the rating system works?

Learning Paths (0)

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Practice Paths (0)

None

Contests (133)

December Lunchtime 2017

Days in Month, Strange Function

January Challenge 2018

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

January Lunchtime 2018

Chef and Game with Sequence

February Challenge 2018

Chef And His Characters, Chef And The Patents, Car-pal Tunnel

International Coding League (Rated)

Matrix Game

February Cook-Off 2018

Chef and Cook-Off, Chef and Line

March Challenge 2018 DIV 2

A Big Sale, Mix the Colors, Chef and Glove

March Cook-off 2018 Division 2

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

April Cook-off 2018 Division 2

Cut the Board

July Cook-Off 2018 Division 2

Encoding Message, OR Matrix

August Cook-Off 2018 Division 2

Mixi Game, Balsa For The Three

September Mega Cook-Off 2018 Division 2

ATM Machine, Make a Permutation

October Mega Cook-Off 2018 Division 2

Binary Nim 2, Ada and the Staircase

March Lunchtime 2018 Division 1 (Unrated)

Magic Elements

May Lunchtime 2018 Division 2

Trace of Matrix

April Challenge 2018 Division 2

Weight of Numbers, Highway Crossing, Average of Pairs, Workers

May Challenge 2018 Division 2

Mighty Friend, Minimum Deletions, Xor Again, Dibs on Fibs

June Challenge 2018 Division 2

Binary Shuffle, Naive Chef

July Challenge 2018 Division 2

Magic Set, 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, Bad Shuffle

December Challenge 2018 Division 1

Chef and Interactive Contests

November Challenge 2018 Division 2

Chef and Ridges, Appy Loves One, Good Median, Chef, Primes and Trees (Challenge), Chef and Difficult Contests, Chef and Happiness

October Challenge 2018 Division 2

Appy and Balloons , Minimize Digitsum, Chef and Serves, Byte to Bit

June Lunchtime 2018 Division 2

Summary Power, Counting Pretty Numbers

July Lunchtime 2018 Division 2

Split Stones

August Lunchtime 2018 Division 2

Chef and Problem Setting, Chef and Eid

September Lunchtime 2018 Division 2

Judging Delay, Chef Restaurant

October Lunchtime 2018 Division 2

Three Friends, Coloring the Grid

ALKHWARIZM (Rated)

Help Voldemort

Insomnia 2018 (Rated)

Split Sums, Strange Swaps

Code Melange (Rated)

XD Subsequences, The Deadly Sin, Candy Love

Quick Code (Rated for Division 2)

Immortal Frieza, Majin Vegeta

January Challenge 2019 Division 1

Yet Another Problem About Sequences, Different Neighbours, Lucky Number Game, Distinct Pairs, Chef and Modulo Game, Fancy Quotes, (Challenge) Chef and Matching Game, A Pizza Slice

January Lunchtime 2019 Division 1

Rooks

February Challenge 2019 Division 1

Manhattan Rectangle, Guess It Right, Chef and Secret Ingredients, (Challenge) Chef with Orchestra in the Kitchen, Art of Balance

March Cook-Off 2019 Division 1

XOR N-bonacci Sequence, Markers and Caps

August Challenge 2019 Division 1

Guddu and his Mother, Dilemma, Maximize an Expression, Football, Distribute Apples

August Cook-Off 2019 Division 1

Rich Substrings, Chef and Pepperoni Pizza

September Lunchtime 2019 Division 1

All Substrings, Find the Sum

October Challenge 2019 Division 1

Even Edges, Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Phone Prices

October Lunchtime 2019 Division 1 (Unrated)

Box Game

December Challenge 2019 Division 1

Chefina and Ranges, Plus Multiply, Binary XOR, Easy Subsequence Selection, Sticky Notes, Test Generation, (Challenge) Cubical Virus, That Is My Score!, Addition

January Challenge 2020 Division 1

Chef and Dynamo, Doraemon, Doofish Matrix, Chefina and Prefix Suffix Sums, English, Chefland Army, (Challenge) Building Anthills

February Challenge 2020 Division 1

Chef and Railway Stations, Expected Change, No Change Required, School of Geometry, Hard Cash, (Challenge) Raisins, Long Contest and Cook Off Overlaps

April Challenge 2020 Division 1

Strange Number, Squared Subsequences, Ready Bitwise, Unit GCD, Leaked Answers (Challenge)

April Lunchtime 2020 Division 1

Positive Mex

May Lunchtime 2020 Division 1

Convert the String, Tree difference

Biteration #2 (Rated for Division 2)

A - Books, C - Chef and Maths

Exun Programming Prelims 2019 (Rated for all)

Weird Modulo Problem , Tennis Tournament, Chipped Tree

July Challenge 2020 Division 1

Missing a Point

July Cook-Off 2020 Division 1

Even-tual Reduction, OR-thodox Distinction, Path-etic Products

July Lunchtime 2020 Division 1

Golomb Sequence, Binary Concatenation

August Cook-Off 2020 Division 1

Polygon Relationship

August Lunchtime 2020 Division 1

Game on a Strip

June Cook-Off 2020 Division 1

Per Capita Income

RECode 12.0 (Rated for all)

Chef and String, Chef and Walk, Chef and Numbers

December Challenge 2020 Division 1

Hail XOR, Calculus, Positive Prefixes, Even Pair Sum

December Cook-Off 2020 Division 1

Self-Destructing Strings, Catch the Thief, Circle of Chaos

January Cook-Off 2021 Division 2

Prime Tuples, Maximise Islands

January Lunchtime 2021 Division 1 (Unrated)

Dreams of Divisibility, Even Sum

October Cook-Off 2020 Division 1

Path-etic Sums, Yet Another Crossover Episode

November Cook-Off 2020 Division 1

Flip the String, Chef and IPC Certificates

October Lunchtime 2020 Division 1

Chef Likes Good Sequences, Chef Is Just Throwing Random Words, Cute Chef Gift

Coders' Legacy (Rated for all)

Chef vs Doof, Doof on Cartesian, Doof fires Brackets

September Cook-Off 2020 Division 1

Maximise Subsequence Value

September Lunchtime 2020 Division 1

Root the Tree

Code Ensemble (Rated for Division 2)

Cherry and Bits, Priya and AND, Traversing Trees, Help Martha, Priya and Parity

UWCOI 2021 (Rated for all)

Organisation, Array Swaps, Hidden Numbers

March Cook-Off 2021 Division 1

Consecutive Deletions, Chef and Sorting

February Lunchtime 2021 Division 1

Average Sorting

March Lunchtime 2021 Division 1

Uniform, Lunchtime

April Cook-Off 2021 Division 1

Tree Distances, OR of ANDs

April Lunchtime 2021 Division 1

A Special Tree

May Cook-Off 2021 Division 1

Double Burgers

June Lunchtime 2021 Division 2

From Rational to Binary, False Number, Unpleasant Ones

July Cook-Off 2021 Division 2

XOR-ORED, Mod Equality

July Lunchtime 2021 Division 2

Beautiful Pairs, Array Rotation Returns

August Cook-Off 2021 Division 1

Odd Array, Different String, Clear the Array

CodeChef Starters 10 Division 2 (Rated)

Magical Flips, Maximise the Subsequence Sum, Remove One Element

September Cook-Off 2021 Division 1

Chef and Pairwise Distances, Fake Swaps

SnackDown 2021 - Online Qualifiers

Lucky Number

CodeChef Starters 12 Division 1 (Unrated)

Another Shortest Paths Problem

CodeChef Starters 13 Division 2 (Rated)

Chef in Vaccination Queue, Maximum Light Up, Magical Doors

September Lunchtime 2021 Division 1

Alice vs Bob Faceoff

October Lunchtime 2021 Division 2

Median Rearrangement, Chef and Water Car, Exactly N plus 1 Values

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Min Max LCM

SnackDown 2021 - Online Round 1B

Queens Placement , Largest Laddu, Help Nishant

November Challenge 2021 Division 1 (Unrated)

Xor Equation, Maximise the bridges

SnackDown 2021 - Online Pre-Elimination

Product Pain

CodeChef Starters 20 Division 1 (Unrated)

Stable Sequence, Weird Values, Brutal-Xors

FizzBuzz Division 2 (Rated)

Magical Planks, Clean The Sequence, Substring Minimum Function, Can_Reach

November Lunchtime 2021 Division 2

Expected Weight, Subarray Jumps, Strange Minimization, Rapid Re-Orderings

CodeChef Starters 22 Division 1 (Unrated)

Merging Binary Strings, Equal LIS

January Cook-Off 2022 Division 1

Subsegment Divisibility , Merged LIS, Prime Graph, Erase All But One

January Lunchtime 2022 Division 1

Permutation XOR Sum

February Cook-Off 2022 Division 1

Perfect Permutation, PerMEXuation , Mango Market

February Long 2022 - II, Division 1 (Unrated)

Sequence GCD, Bitwise swaps, Xor Palindrome

CodeChef Starters 26 Division 1 (Unrated)

Array Division, Careless Chef

February Lunchtime 2022 Division 1

Magnet Sort

Starters 43 Division 1 (Unrated)

The Optimal Pairs, Permutation AND

July Lunchtime 2022 Division 1 (Rated)

Tree Retrieval, Consecutive XOR, Largest Family

August Lunchtime 2022 Division 1 (Rated)

Subtract 12 Operation

Starters 64 Division 1 (Rated till 5-stars)

Luigi and Uniformity, Prime Factor Division, Distinct Neighbours

Starters 65 Division 1 (Rated for 5 & 6 stars)

Nahaane Jaa, Binod

Starters 68 Division 1 (Rated till 5-stars)

Boring String, XOR Product, Interesting Array, Make Money

Starters 69 Division 1 (Rated till 6-stars)

Distinct Sequence, Longest Subarray

Starters 89 Division 1 (Rated till 5 Stars)

Positive or Negative Subarrays

Starters 90 Division 1 (Rated till 6 Stars)

Crushed Apples and a Balance Scale, Sum of Goodness, Printing Binary Array, Anti Palindrome

Starters 91 Division 1 (Rated till 6 Stars)

Odd GCD Permutation, Chef Odd, Maximum Sum Permutation

Starters 94 Division 2 (Rated)

CodeChef Streak, Possible or Not, Special Operation, The Vowel Matrix

Starters 95 Division 2 (Rated)

Boxes, Transfusion Chain, EVacuate to Moon

Starters 97 Division 1 (Rated till 6 Stars)

Triplets Min

Starters 99 Division 2 (Rated)

Segment Three, Card Swipe, Exclusion-Inclusion

Starters 100 Division 1 (Rated)

Prime Permutation, Stamps 100, Concussive Sequence, Ant

Starters 101 Division 1 (Unrated)

Minimize Xor Difference, Warrior Chef

Starters 102 Division 1 (Rated till 6 Stars)

Parity Permutation, Light The Bulb, Bit Play

Starters 106 Division 1 (Rated till 5 Stars)

Playing with OR, Save People, Guess the winner!

Starters 107 Division 2 (Rated)

Maximal Expression, Rock Paper Scissor, OR Permutation

Starters 109 Division 1 (Rated till 5 Stars)

Minimum XOR, Alter Ego, Chroma Swap

Starters 110 Division 1 (Rated till 5-stars)

Marbles,  Am I Lucky!, Monsters, Tetris

Starters 111 Division 2 (Rated)

Beautiful Strings, Reach Codetown

Starters 112 Division 2 (Rated)

Cursed Indices, Max Nutrition

Starters 116 Division 2 (Rated)

Chef Product, ORST , Access Control

Starters 118 Division 2 (Rated)

Subset GCD, Join States, Xorry 2, Xorry 1

Starters 119 Division 2 (Rated)

Cookie Day, Another Good String , K Odd Sum

Starters 120 Division 2 (Rated)

Find Permutation , Construct Permutation, Count Subarrays, Count Arrays, Sub or Swp

Starters 122 Division 2 (Rated)

Arya In Grid, Transformation Cost, Man of the Match

Starters 138 Division 2 (Rated)

A power B mod C , TRIPLE PRIMES, Prefix Suffix Inequality, Long Drive, Distinct Substring

Starters 139 Division 2 (Rated)

Sum of N, Maximum Distance Permutations, Destroying Bridges Part 2

Starters 146 Division 1 (Rated till 5 stars)

Bouncing Ball, Permutation Construction

Starters 152 (Rated)

Maximize Hamming Distance, Completion (Easy), Range Minimize

Starters 166 (Rated)

Distinct Power, Divisors Array (Hard Version), Divisors Array (Easy Version), Costly Permutations, Chefland Library

Starters 167 (Rated till 5 stars)

Temperature Balance, Lottery Tickets, Grid Construction (Even), Grid Construction (Odd)

Starters 190 (Rated till 5 star)

Subsequence Sort, Min-Max Deletion

Total Problems Solved: 585

2047
(Div 1)
★★★★★
CodeChef Rating (Highest Rating 2093)
  • 1362 Global Rank
  • 843 Country Rank

Badges

Contest Contender -  Diamond Badge

Contest Contender - Diamond Badge

Received for participating in 100 Contests

Problem Solver - Gold Badge

Problem Solver - Gold Badge

Received for solving 500 Problems

Daily Streak - Bronze Badge

Daily Streak - Bronze Badge

Received for maintaining a streak of 5 days

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