Karan Rochlani

• Username: 2★kar_earn
• Country:  India
• Student/Professional:Student
• Institution:Vellore Institute of Technology, Vellore
• 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: 16

Current Ratings Graph Old Ratings Graph

1571 (-13)RatingProvisional
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Starters 43 Division 2 (Rated)(2022-06-15 23:00:02)

Global Rank:   2018

Cheated in:   

Ratings System Update

(2022-06-15 23:00:02)

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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1571 (-121)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 43 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   2018

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 (16)

February Challenge 2020 Division 2

Hard Cash

June Challenge 2020 Division 2

Even Matrix, Chef and Price Control, Chef and String, The Tom and Jerry Game!, Chef and Icecream

July Challenge 2020 Division 2

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

September Challenge 2020 Division 2

A Problem on Sticks, Ada Matrix

July Cook-Off 2020 Division 2

Even-tual Reduction

May Challenge 2021 Division 3 (Rated)

Xor Equality, Solubility, Golf, Tic Tac Toe

September Challenge 2021 Division 3 (Rated)

XOR Equal, Shuffling Parities, 2-D Point Meeting, Airline Restrictions, Travel Pass

CodeChef Starters 12 Division 2 (Unrated)

Make it Divisible, Good Weather

CodeChef Starters 13 Division 2 (Rated)

Chef in Vaccination Queue, Maximum Light Up, Magical Doors

October Challenge 2021 Division 2 (Unrated)

Longest AND Subarray, Digit Removal, MEX-OR

CodeChef Starters 22 Division 2 (Rated)

An Interesting Sequence, Even Subset Xor, Equal LIS

January Lunchtime 2022 Division 2

Subarray permutations, Prefix Zeros

CodeChef Starters 25 Division 2 (Rated)

Building Towers, Points and Lines, Equal MEX

February Lunchtime 2022 Division 2

Four Equidistant Points on a Grid, Parallel Processing

CodeChef Starters 28 Division 2 (Rated)

Permutation Xority, Count the Holidays

CodeChef Starters 30 Division 2 (Rated)

Minimum Coloring, Gift Shop and Coupon, Balanced Reversals

March Lunchtime 2022 Division 2

Sad Splits, Adjacency Love

Starters 43 Division 2 (Rated)

Distinct Palindrome

Total Problems Solved: 61