john

• Username: 1★onestep123
• Country:  India
• Student/Professional:Student
• Institution:Delhi Public School, Patna Bihar
• 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

1040 (+123)RatingProvisional
Rating i Provisional Rating, click to know more

March Challenge 2017(2017-03-13 15:00:00)

Global Rank:   6169

Cheated in:   

Ratings System Update

(2017-03-13 15:00:00)

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?

1040 (-376)RatingProvisional
Rating i Provisional Rating, click to know more

March Challenge 2017(2022-12-20 00:00:00)

Global Rank:   6169

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 2016

Chef and Friends, Dividing Machine

October Challenge 2016

Sereja and Progressions, Chef and Three Dogs, Chef and Two String

September Lunchtime 2016

Chef and Inequality

January Challenge 2017

Capital Movement, Cats and Dogs, Reservior

February Challenge 2017

Chef and His Apartment Dues

March Challenge 2017

Bear and Extra Number, (CH) Bear and Sorted Rows

January Cook-Off 2017

Digit Longest Increasing Subsequences 2

January Lunchtime 2017

Nothing in Common

Total Problems Solved: 15