Rohan Das

• Username: 1★frozendude
• Country:  Poland
• Student/Professional:Student
• Institution:Indian Institute of Technology Delhi 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: 5

Current Ratings Graph Old Ratings Graph

1150 (-248)RatingProvisional
Rating i Provisional Rating, click to know more

December Challenge 2014(2014-12-15 17:00:00)

Global Rank:   4908

Cheated in:   

Ratings System Update

(2014-12-15 17:00:00)

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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1150 (-260)RatingProvisional
Rating i Provisional Rating, click to know more

December Challenge 2014(2022-12-20 00:00:00)

Global Rank:   4908

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 (5)

October Challenge 2014

Chef and Ground

November Challenge 2014

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

December Challenge 2014

Chef Under Pressure, Alok-nath and His Sanskars, Chef and Bracket-Pairs, XOR with Subset, Chef and Apple Trees

October Lunchtime 2014

Tanu and Head-bob

Total Problems Solved: 19