Arnab Bagchi

• Username: 2★arnablm10
• Country:  India
• Student/Professional:Student
• Institution:Jadavpur University Kolkata, West Bengal, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 24

Current Ratings Graph Old Ratings Graph

1466 (-65)RatingProvisional
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Starters 194 (Rated)(2025-07-13 23:00:04)

Global Rank:   1694

Cheated in:   

Ratings System Update

(2025-07-13 23:00:04)

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1762 (-319)RatingProvisional
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August Lunchtime 2020 Division 1(2022-12-20 00:00:00)

Global Rank:   160

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

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Learning Paths (0)

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Practice Paths (0)

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Contests (24)

January Challenge 2019 Division 2

Lucky Number Game, Distinct Pairs, Chef and Modulo Game, Fancy Quotes, A Pizza Slice, Different Neighbours

February Challenge 2019 Division 2

Chef and Secret Ingredients, Deputy Chef, Art of Balance, Appy and Contest, Chef and Magical Jars, Manhattan Rectangle

April Challenge 2019 Division 2

Friend or Girlfriend, Maximum Remaining

June Challenge 2019 Division 2

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

July Challenge 2019 Division 2

Guess the Prime!, Parity Again, Minimum and Maximum, Chef and Mean

August Challenge 2019 Division 2

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

August Lunchtime 2019 Division 2

Eidi Gift

September Challenge 2019 Division 2

Chef and Good Subsequences, Easy Fibonacci, Chef Designed a Network, Chef and Interesting Subsequences

December Challenge 2019 Division 2

Chefina and Ranges, Addition, That Is My Score!, Sticky Notes, Binary XOR, Plus Multiply, Easy Subsequence Selection

April Cook-Off 2020 Division 1

Simple Operations

July Lunchtime 2020 Division 1

Binary Concatenation

August Cook-Off 2020 Division 1

Red-blue Trees, Polygon Relationship

August Lunchtime 2020 Division 1

Game on a Strip, Counting Graphs, Alien Invasion

Coders' Legacy (Rated for all)

Chef vs Doof, Doof on Cartesian, Doof fires Brackets

Starters 136 Division 2 ( Rated )

My First Geometry Problem, Sum of Modes, Lexicographically Maximal Prefix AND

Starters 137 Division 2 (Rated)

Large Differences

Starters 138 Division 2 (Rated)

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

Starters 139 Division 2 (Rated)

Maximum Distance Permutations, Destroying Bridges Part 2

Starters 140 Division 2 (Rated)

Split Permutation, Tree Removal

Starters 154 (Rated)

Tree Cut Xor

Starters 161 (Rated)

Temporary Temperature

Starters 194 (Rated)

Munchys Modulo, Good Arrays (Cyclic)

Monday Munch - DSA Challenge 05

Count palindromes

Total Problems Solved: 112