Jona Joy

• Username: 1★jonajoy
• Country:  India
• Student/Professional:Student
• Institution:School of Engineering, Cochin University of Science and Technology
• 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: 10

Current Ratings Graph Old Ratings Graph

1123 (-19)RatingProvisional
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Starters 63 Division 4 (Rated)(2022-11-02 23:00:06)

Global Rank:   13609

Cheated in:   

Ratings System Update

(2022-11-02 23:00:06)

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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1123 (+75)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 63 Division 4 (Rated)(2022-12-20 00:00:00)

Global Rank:   13609

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)

Practice Paths (1)

Level up from 1* to 2*

45%

Contests (10)

July Cook-Off 2021 Division 3

Shoe Fit

July Lunchtime 2021 Division 3

Chef and Spells

CodeChef Starters 6 Division 3 (Rated)

Three Dices

CodeChef Starters 7 Division 3 (Rated)

Chess Format, Food Chain

August Challenge 2021 Division 3 (Rated)

Special Triplets, Chef and Bulb Invention, Problem Difficulties, Olympics Ranking

August Lunchtime 2021 Division 3

Programming Languages

March Long Two 2022, Division 4 (Rated)

Chef and Races, Increase IQ, The Three Topics

CodeChef Starters 32 Division 4 (Rated)

Volume Control

Starters 63 Division 4 (Rated)

Tasty Decisions

Total Problems Solved: 100