Praveen Yadav

• Username: 2★py99
• Country:  India
• Student/Professional:Student
• Institution:National Institute of Technology Tiruchirappalli Tamil Nadu, 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: 8

Current Ratings Graph Old Ratings Graph

1592 (+20)RatingProvisional
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April Challenge 2021 Division 2(2021-04-12 15:00:02)

Global Rank:   2104

Cheated in:   

Ratings System Update

(2021-04-12 15:00:02)

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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1592 (-111)RatingProvisional
Rating i Provisional Rating, click to know more

April Challenge 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   2104

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 (8)

October Challenge 2020 Division 2

Chef and Easy Queries

December Challenge 2020 Division 2

Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution

December Lunchtime 2020 Division 2 (Unrated)

Three Letters, Sed Sequences, One Zero Swaps

UWCOI 2021 (Rated for all)

Array Swaps, Hidden Numbers

January Challenge 2021 Division 3

Fair Elections, Chef and Division 3, Point Of Impact, Encoded String

January Lunchtime 2021 Division 3 (Unrated)

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

February Challenge 2021 Division 3

Frog Sort, Team Name, Chef and Meetings, Prime Game, Maximise Function, Highest Divisor

March Challenge 2021 Division 2

Interesting XOR!, College Life 4, Paparazzi Gennady, Space Arrays

April Challenge 2021 Division 2

Worthy Matrix, Chef and Dice

Total Problems Solved: 46