Sourav Chakraborty

• Username: 2★tithonus
• Country:  United States
• Student/Professional:Student
• Institution:University of Colorado Boulder, United States
• 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: 20

Current Ratings Graph Old Ratings Graph

1590 (+23)RatingProvisional
Rating i Provisional Rating, click to know more

July Challenge 2019 Division 2(2019-07-15 15:00:02)

Global Rank:   2506

Cheated in:   

Ratings System Update

(2019-07-15 15:00:02)

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?

1590 (-24)RatingProvisional
Rating i Provisional Rating, click to know more

July Challenge 2019 Division 2(2022-12-20 00:00:00)

Global Rank:   2506

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)

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Contests (20)

September Cook-Off 2014, ACM-ICPC Warm up

Sherlock and the Grid

April Challenge 2014

Farmer Feb

October Challenge 2014

Chef and Ground

November Challenge 2014

Chef and Segment Game, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome

December Challenge 2014

XOR with Subset, Chef and Apple Trees

January Challenge 2015

Gcd Queries, Chef and Stones

February Challenge 2015

Chef and Chain, Chef and Equality

February Challenge 2016

Chef-Detective

July Challenge 2017

Chef and Sign Sequences, Whats in the Name, Calculator

August Long Challenge 2017

Chef and Rainbow Array

December Challenge 2017

Penalty Shoot-out, Total Diamonds, Chef And his Cake

January Challenge 2018

Maximum Score, Rectangle, String Merging

February Challenge 2018

Chef And His Characters, Chef And The Patents, Permutation and Palindrome

March Challenge 2018 DIV 2

Mix the Colors

April Challenge 2018 Division 2

Average of Pairs, Workers, Weight of Numbers

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

July Challenge 2019 Division 2

Minimum and Maximum, Chef and Mean

Total Problems Solved: 65