Prerna Tulsiani

• Username: 1★pt_3002
• Country:  India
• Student/Professional:Student
• 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: 23

Current Ratings Graph Old Ratings Graph

1347 (-22)RatingProvisional
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September Long 2022 Division 4 (Rated)(2022-09-12 15:00:06)

Global Rank:   6828

Cheated in:   

Ratings System Update

(2022-09-12 15:00:06)

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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1347 (+44)RatingProvisional
Rating i Provisional Rating, click to know more

September Long 2022 Division 4 (Rated)(2022-12-20 00:00:00)

Global Rank:   6828

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 (23)

January Cook-Off 2021 Division 3

Password

January Lunchtime 2021 Division 3 (Unrated)

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

February Challenge 2021 Division 3

Team Name, Chef and Meetings, Maximise Function, Highest Divisor

April Cook-Off 2021 Division 3

Passing Marks, Chocolate Monger

April Lunchtime 2021 Division 3

Chef in Heaven , Bench Press, Equinox Strings, Array Rotation, Coldplay

May Challenge 2021 Division 2 (Rated)

Xor Equality, Tic Tac Toe

June Challenge 2021 Division 2 (Unrated)

Summer Heat

June Lunchtime 2021 Division 3

False Number, HTML Tags, Richie Rich, Unpleasant Ones

June CodeChef Starters 2021 Division 3 (Rated)

Total Correct Submissions, Chess Match, Cyclic Quadrilateral

July Challenge 2021 Division 3 (Rated)

Maximum Production, Relativity

August Challenge 2021 Division 3 (Rated)

Problem Difficulties, Olympics Ranking

August Cook-Off 2021 Division 3

Which Division

CodeChef Starters 9 Division 3 (Rated)

Black cells in a chessboard, Large Square, Bus full of passengers

September Challenge 2021 Division 3 (Rated)

Airline Restrictions, Travel Pass

SnackDown 2021 - Online Qualifiers

Lucky Number

October Cook-Off 2021 Division 3

Chef and Pairing Slippers

November Challenge 2021 Division 3 (Rated)

Which Fuel is Cheaper

CodeChef Starters 17 Division 3 (Rated)

Chef on Vacation

December Cook-Off 2021 Division 3

Two Rooks, Friends Meetup, Musical Chairs

CodeChef Starters 22 Division 3 (Rated)

Equal Card Game, Elections in Chefland

January Long 2022 - II, Division 3 (Rated)

TCS Examination

January Cook-Off 2022 Division 3

Palindromes Not Allowed, Mask Policy, Hungry Ashish

April Lunchtime 2022 Division 3(Rated)

Mario and Bullet

May Lunchtime 2022 Division 4 (Rated)

Bucket and Water Flow , Apples and Oranges, How many unattempted problems, Problems in your to-do list

September Long 2022 Division 4 (Rated)

Speed Limit Test, Bob at the Bank, Chef and Wire Frames

Total Problems Solved: 167