Rohan Kumar Dubey

• Username: 3★rohandubey111
• Country:  India
• Student/Professional:Professional
• Organisation:Infosys Pvt Ltd
• 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: 34

Current Ratings Graph Old Ratings Graph

1674 (-53)RatingProvisional
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Starters 91 Division 2 (Rated)(2023-05-24 22:00:02)

Global Rank:   1708

Cheated in:   

Ratings System Update

(2023-05-24 22:00:02)

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1652 (-86)RatingProvisional
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Starters 51 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   632

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 (34)

February Challenge 2020 Division 2

Hard Cash, School of Geometry

April Challenge 2020 Division 2

Sell All the Cars, COVID Pandemic and Long Queue, Strange Number

May Challenge 2020 Division 2

Coronavirus Spread, Isolation Centers

April Cook-Off 2020 Division 2

Lift Requests

May Cook-Off 2020 Division 2

Chef and Recipe

April Lunchtime 2020 Division 2

Chef in Fantasy League

June Challenge 2020 Division 2

Chef and Price Control, Chef and String, Even Matrix

July Challenge 2020 Division 2

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

August Challenge 2020 Division 2

Chef Wars - Return of the Jedi, Chef and Wedding Arrangements, Smallest KMP, Chef and Linear Chess, Another Card Game Problem

September Challenge 2020 Division 2

A Problem on Sticks

July Cook-Off 2020 Division 2

Even-tual Reduction, OR-thodox Distinction

July Lunchtime 2020 Division 2

Chef and Steps, Maximum Candies

August Lunchtime 2020 Division 1

Game on a Strip

June Lunchtime 2020 Division 2

Gold Mining

RECode 12.0 (Rated for all)

Chef and Numbers

Coders' Legacy (Rated for all)

Chef vs Doof

January Cook-Off 2021 Division 3

Password

January Lunchtime 2021 Division 3 (Unrated)

Even Sum, Even Differences, Ashishgup and Interviews, Pair Me

October Cook-Off 2021 Division 3

Chef and Pairing Slippers, Odd Sum, Average Flex, 01 Subsequence

October Lunchtime 2021 Division 2

Chef and Water Car, Exactly N plus 1 Values

Starters 41 Division 2 (Rated)

Is this priority or parity!, Path Parity, Remove and Add, Equal Integers

Starters 42 Division 2 (Rated)

Maximise Set Bits , Minimum or Maximum, Divisible by 3

June Lunchtime 2022 Division 2 (Rated)

Zero Ones Equal One Zeros

Starters 48 Division 2 (Rated)

Fill The Grid, Make Palindrome 2

Starters 49 Division 2 (Rated)

Split The String, Valid Minimum, Monks, High Frequency

Starters 51 Division 2 (Rated)

Adjacent Xors, Split N, Copy and Paste, Different Medians

Starters 70 Division 2 (Rated)

Minimum distance between 1s, Prime Reversal, Frequency Array Retrieval

Starters 88 Division 2 (Rated)

Maximum And Or, Chef and Asteroids, Unstable Subarray, Largest and Second Largest

Starters 91 Division 2 (Rated)

Odd GCD Permutation, Blobby Volley Scores, Maximum Sum Permutation

Total Problems Solved: 76