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Programming and DSA

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Courses

Programming and DSA

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

Career Paths

From beginner to job-ready. Explore our curated career paths designed to help you succeed in the tech industry.

Other Courses

Programming and DSA

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Catalogue

Programming and DSA

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

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Practice Compete Compiler
Home » Joy Das
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Joy Das

Diamond League Diamond League
  • 3★joydas99
  •   India
  • Professional
  • Walmart
  • View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 30
1745 (+92)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 241 (Rated)(2026-06-03 22:00:02)
Global Rank:   36
Cheated in:   

Ratings System Update

(2026-06-03 22:00:02)
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?
1400 (-52)RatingProvisional
Rating i Provisional Rating, click to know more
June Long Two 2022 Division 3 (Rated)(2022-12-20 00:00:00)
Global Rank:   1730
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?

DSA Rating Graph

No. of DSA Contests Participated: 5
1936 (+122)RatingProvisional
Rating i Provisional Rating, click to know more
Monday Munch - DSA Challenge 006 (Rated)(2026-06-08 21:00:00)
Global Rank:   1
Cheated in:   

Ratings System Update

(2026-06-08 21:00:00)
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 (1)

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Linked Lists

83%

Practice Paths (6)

learn-icon

1600 to 1800 difficulty problems

7%
learn-icon

1400 to 1600 difficulty problems

Completed

learn-icon

1000 to 1400 difficulty problems

Completed

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500 to 1000 difficulty problems

Completed

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500 difficulty rating

Completed

learn-icon

Practice for ZCO and INOI

1%

Contests (30)

September Mega Cook-Off 2018 Division 2

ATM Machine

November Cook-Off 2018 Division 2

Truth and Dare

December Cook-Off 2018 Division 2

Camp Or Not

November Challenge 2018 Division 2

Chef and Ridges, Chef and Difficult Contests, Chef and Happiness

October Challenge 2018 Division 2

Chef and Serves, Byte to Bit

October Lunchtime 2018 Division 2

Three Friends

January Challenge 2019 Division 2

Fancy Quotes

February Challenge 2019 Division 2

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

February Cook-Off 2019 Division 2

Buying New Tablet, Chef and Party

March Challenge 2019 Division 2

Chef got Recipes, Chef and Number Game, Chef and a Beautiful Digit

March Lunchtime 2019 Division 2

Testing Robot, Pogo Stick Competition

April Challenge 2019 Division 2

Friend or Girlfriend, Maximum Remaining, Fencing

May Challenge 2019 Division 2

Matches, Reduce to One, Where to Build the Roads

August Challenge 2019 Division 2

Guddu and his Mother, Dilemma, Football, Distribute Apples, Zombie and the Caves

International Coding League 2019 (Rated for Division 2)

FlatLand, Too Many Candies

Code Melange (Rated for all)

Greg and Grid, A Small Array, Max power

August Cook-Off 2020 Division 2

Chef and Work

August Lunchtime 2020 Division 2

Mode of Frequencies

December Lunchtime 2020 Division 2 (Unrated)

Sed Sequences

Byterace IIT Patna Division 2 (Rated)

The Begining Era Of Cyberverse

January Challenge 2021 Division 3

Fair Elections, Chef and Division 3, Point Of Impact, Encoded String

March Challenge 2021 Division 3

Interesting XOR!, Chef and Groups, No Time to Wait

SnackDown 2021 - Online Qualifiers

Lucky Number

SnackDown 2021 - Online Round 1A

Dance Moves, Min Max LCM

June Long Two 2022 Division 3 (Rated)

Count the ACs, Make all equal using Pairs, Complementary Strand in a DNA

Starters 114 Division 3 (Rated)

Rock-Paper-Scissors, Painting Walls, Christmas Candy

Starters 237 (Rated)

Finding All, Avoiding M (Easy), Election, Final Element, Make Triangle, Subset Min Max, DIividing Candies

Starters 238 (Rated)

Cricket Nets, Snowy Hills, Min-Max Queries, WEC-REC, Modular Mirrors, Unfazed By All Shades, Lights Out (Easy)

Starters 239 (Rated)

Gravity Golf, Planting Roses, Magic Mirror, Easy Speaking, Beginnings and Endings, Subarray Split (Easy)

Starters 240 (Rated)

Even Distances, Partition, Counting Characters , Scoring Tree, Comfortable Seating, Counting LCM (Hard), Counting LCM (Easy), Binary Smile

Starters 241 (Rated)

Sum of Subarrays Again, Increasing Windows, Cyclic XOR, Sum Reduction, Even Sum, No 3 Equal

Monday Munch - DSA Challenge 001 (Rated)

Chef Builds Twitter, Chef Removes Stones, Find the peak elements in an array, Graphs - Capture Regions, Password protection, Superstar Dishes

Monday Munch - DSA Challenge 002 (Rated)

Largest Odd Substring, Shortest Palindrome, Floor and Ceil in a Binary Search Tree, Chef Builds Subsets, Is the i-th bit set, Chef need runs

Monday Munch - DSA Challenge 003 (Rated)

Duplicate Integers, Find Peak Element, Matrix Median, Delete the Middle Node of a Linked List, Add Two Numbers (Linked List), Chef wants to buy a laptop

Monday Munch - DSA Challenge 004 (Rated)

Minimum Distance Between Two Nodes, Chef Builds Stack, Kosarajus Algorithm, Number of island 2, Win the league, Mountain Peak

Monday Munch - DSA Challenge 006 (Rated)

Difference Pairs, Kth ancestor of the node, Distinct colors in subtrees, Minimum Platforms, Subarray with k distinct number, Flight timings

Total Problems Solved: 833

1745
(Div 2)
★★★
CodeChef Rating (Highest Rating 1745)
  • 6419 Global Rank
  • 5622 Country Rank
1936
DSA Rating (Highest Rating 2053)
  • 22 Global Rank
  • 18 Country Rank

Badges

Contest Contender - Silver Badge

Contest Contender - Silver Badge

Received for participating in 25 Contests

Problem Solver - Gold Badge

Problem Solver - Gold Badge

Received for solving 500 Problems

Daily Streak - Silver Badge

Daily Streak - Silver Badge

Received for maintaining a streak of 25 days

Certificates

SNCK19

Issued March 2019

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FDSA0006

Issued January 2019

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