lankesh purekar

• Username: 1★raone1
• Country:  India
• Student/Professional:Professional
• Organisation:TATA Consultancy Services
• 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: 24

Current Ratings Graph Old Ratings Graph

1352 (+24)RatingProvisional
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August Long 2022 Division 3 (Rated)(2022-08-15 15:00:04)

Global Rank:   1483

Cheated in:   

Ratings System Update

(2022-08-15 15:00:04)

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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1352 (-185)RatingProvisional
Rating i Provisional Rating, click to know more

August Long 2022 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   1483

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 (24)

August Long Challenge 2017

Greedy Candidates, Chef and Rainbow Array

September Challenge 2017

Minimum Good Permutation, Little Chef and Sums, Chef and Pick Digit

October Challenge 2017

A Balanced Contest

December Lunchtime 2017

Days in Month

January Challenge 2018

K-Concatenation, Maximum Score, Rectangle, Partition the numbers

February Challenge 2018

Car-pal Tunnel, Permutation and Palindrome, Chef And The Patents, Chef And His Characters

March Challenge 2018 DIV 2

A Big Sale, Mix the Colors, Chef and Glove

May Cook-off 2018 Division 2

Secret Recipe

June Cook-Off 2018 Division 2

Archi and Comparsion

July Cook-Off 2018 Division 2

Encoding Message

June Challenge 2018 Division 2

Binary Shuffle, Naive Chef

July Challenge 2018 Division 2

Magic Set, Strike or Spare

July Lunchtime 2018 Division 2

Split Stones

August Lunchtime 2018 Division 2

Chef and Problem Setting, Chef and Eid

ALKHWARIZM (Rated)

Help Voldemort

ProCon Junior (Rated for Division 2)

Chef and Secret Ingredient, Chef and Bored Games

ProCon 2018 (Rated for all)

The Great Run

February Cook-Off 2019 Division 2

Buying New Tablet, Chef and Party

February Challenge 2020 Division 2

School of Geometry

March Challenge 2021 Division 3

Interesting XOR!, No Time to Wait, Space Arrays, Paparazzi Gennady, Consecutive Adding, College Life 4, Chef and Groups, Dense Graph

August Long 2022 Division 3 (Rated)

Sale Season, Hello Equation, Two Trains, Make A and B equal

Total Problems Solved: 85