Rohan Das

• Username: 4★das_rohan4
• Country:  India
• Student/Professional:Student
• Institution:Netaji Subhas University of Technology Dwarka, Delhi, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 20

Current Ratings Graph Old Ratings Graph

1970 (+45)RatingProvisional
Rating i Provisional Rating, click to know more

January Cook-Off 2022 Division 2(2022-01-23 22:30:02)

Global Rank:   59

Cheated in:   

Ratings System Update

(2022-01-23 22:30:02)

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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1970 (-151)RatingProvisional
Rating i Provisional Rating, click to know more

January Cook-Off 2022 Division 2(2022-12-20 00:00:00)

Global Rank:   59

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)

May Challenge 2020 Division 2

Isolation Centers, Coronavirus Spread

April Cook-Off 2020 Division 2

Lift Requests, Matrix Decomposition

April Lunchtime 2020 Division 2

Another Birthday Present!, Chef in Fantasy League

July Challenge 2020 Division 2

Ada King, Chefina and Swaps, Missing a Point, Doctor Chef, Chef and Card Game, Chef and Strings

September Challenge 2020 Division 2

Coronavirus Spread 2, Ada Matrix, Find XOR, A Problem on Sticks, Chefina and Swap, Chef and Trump Cards

July Cook-Off 2020 Division 2

Even-tual Reduction

August Cook-Off 2020 Division 2

Polygon Relationship, Chef and Work, K-Foldable String

August Lunchtime 2020 Division 2

Mode of Frequencies, Ratings and Rankings, Game on a Strip

June Lunchtime 2020 Division 2

Chef and Demonetisation, Increasing Decreasing

RECode 12.0 (Rated for all)

Chef and String, Chef and Numbers

Coders' Legacy (Rated for all)

Chef vs Doof, Doof on Cartesian

Code Ensemble (Rated for Division 2)

Help Martha, Priya and AND

December Cook-Off 2021 Division 2

Median Minimization, Musical Chairs

December Lunchtime 2021 Division 2

Maximum Trio, Optimal Sorting, Romantic Reversals

CodeChef Starters 21 Division 2 (Rated)

Akash and Grid, ChefWM, And Or Union

CodeChef Starters 22 Division 2 (Rated)

An Interesting Sequence, Even Subset Xor, Merging Binary Strings, Equal LIS

Infinity 2k21 Division 2 (Rated)

Marbles

Code Drive Division 2 (Rated)

Maximum Factors Problem, Count Number of Peaks, Again XOR problem, Sum this up

Exun 2021-22 Division 2 (Rated)

Sarthak and his Magic Grid, Vedant and his Hidden Array, Aujasvit and the Circle Game

January Cook-Off 2022 Division 2

Palindromes Not Allowed, Mean Maximization, Subsegment Divisibility , Merged LIS, Erase All But One

Monday Munch - DSA Challenge 08

K-Flip, Maximizing LCS, MIN To MAX, Set Matrix Zeroes, Longest Consecutive Numbers in an Array, Odd or even

Total Problems Solved: 90