Joy Lakra

• Username: 2★lakra_joy
• Country:  India
• Student/Professional:Student
• Institution:Birla Institute of Technology Mesra Ranchi, Jharkhand, India
• 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: 9

Current Ratings Graph Old Ratings Graph

1400 (+28)RatingProvisional
Rating i Provisional Rating, click to know more

August Challenge 2020 Division 2(2020-08-17 15:00:02)

Global Rank:   10137

Cheated in:   

Ratings System Update

(2020-08-17 15:00:02)

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?

1400 (-137)RatingProvisional
Rating i Provisional Rating, click to know more

August Challenge 2020 Division 2(2022-12-20 00:00:00)

Global Rank:   10137

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 (9)

September Challenge 2017

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

October Challenge 2017

A Balanced Contest

August Lunchtime 2017

Mathison and pangrams

August Lunchtime 2018 Division 2

Chef and Eid

February Challenge 2019 Division 2

Chef and Secret Ingredients

April Challenge 2019 Division 2

Maximum Remaining

August Challenge 2019 Division 2

Dilemma, Football, Distribute Apples, Zombie and the Caves

August Challenge 2020 Division 2

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

Total Problems Solved: 23