Amarnath Ganguli

• Username: 5★amarnathsama
• Country:  India
• Student/Professional:Student
• Institution:University Institute of Engineering and Technology, Punjab University Chandigarh, 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: 30

Current Ratings Graph Old Ratings Graph

2005 (+58)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 36 Division 2 (Rated)(2022-04-27 23:00:02)

Global Rank:   5

Cheated in:   

Ratings System Update

(2022-04-27 23:00:02)

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?

2005 (-184)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 36 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   5

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)

None

Practice Paths (0)

None

Contests (30)

July Challenge 2019 Division 2

Chef and Mean , Minimum and Maximum

August Challenge 2019 Division 2

Distribute Apples, Football

September Challenge 2019 Division 2

Chef and Interesting Subsequences , Easy Fibonacci

October Challenge 2019 Division 2

Operations on a Matrix, Phone Prices

November Lunchtime 2019 Division 2

Planting Trees

January Challenge 2020 Division 2

Chef and Dynamo, Doraemon, Equality, Breaking Bricks

February Challenge 2020 Division 2

No Change Required, Hard Cash, School of Geometry, The Theatre Problem

March Challenge 2020 Division 2

XOR Engine, Ada Bishop 2, Pintu and Fruits

April Challenge 2020 Division 2

COVID Pandemic and Long Queue, Leaked Answers (Challenge), Sell All the Cars, Squared Subsequences, Strange Number, Unit GCD

May Cook-Off 2020 Division 2

Chef and Recipe

April Lunchtime 2020 Division 2

Another Birthday Present!, Chef in Fantasy League

May Lunchtime 2020 Division 2

Weird Walk, Convert the String, Lost Weekends

D'Code Division 2 (Rated)

Full Barrier Alchemist

July Cook-Off 2020 Division 2

Even-tual Reduction

June Lunchtime 2020 Division 2

Maximum AND, Chef and Demonetisation, Increasing Decreasing

RECode 12.0 (Rated for all)

Chef and String, Chef and Numbers

October Cook-Off 2020 Division 2

Split the Str Ing, Decreasing Srrnmieeda, Path-etic Sums, Yet Another Crossover Episode

October Lunchtime 2020 Division 1

Cute Chef Gift

Coders' Legacy (Rated for all)

Doof on Cartesian, Chef vs Doof

September Cook-Off 2020 Division 2

Bowling Strategy

September Lunchtime 2020 Division 2

GCD operations, Watermelon

InfInITy 2k20 Division 2 (Rated)

Los Pollos Hermanos, Empire Business , The One Who Knocks!

October Cook-Off 2021 Division 2

01 Subsequence, Chef Up, Find the Modulus, Odd Sum, Can You Reach The End

FizzBuzz Division 1 (Unrated)

Magical Planks, Substring Minimum Function

December Cook-Off 2021 Division 1

Binary String Game, RGB Construction

December Lunchtime 2021 Division 1

Optimal Sorting, Romantic Reversals

Infinity 2k21 Division 1 (Unrated)

Marbles, Dalgona Treat

January Cook-Off 2022 Division 2

Palindromes Not Allowed, Merged LIS, Mean Maximization, Subsegment Divisibility

January Lunchtime 2022 Division 2

Subarray permutations, Prefix Zeros

February Cook-Off 2022 Division 2

Perfect Permutation, PerMEXuation , Mango Market, Prefix Permutation

CodeChef Starters 33 Division 2 (Rated)

Broken Life, Make Them Equal, Non Adjacent Flips, Distinct Dilemma, Stable Mex

Starters 36 Division 2 (Rated)

Valentine Vex, Buying Sweets, Reduce to 1, Presents for Cheffina, All Roads Lead To Rome

Starters 43 Division 1 (Unrated)

Make them Equal, The Optimal Pairs

Total Problems Solved: 141