Prakhar Jain

• Username: 1★codehacker02
• Country:  India
• Student/Professional:Professional
• Organisation:No Name
• 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: 15

Current Ratings Graph Old Ratings Graph

1372 (+22)RatingProvisional
Rating i Provisional Rating, click to know more

July Challenge 2016(2016-07-13 15:00:00)

Global Rank:   3077

Cheated in:   

Ratings System Update

(2016-07-13 15:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

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1372 (-71)RatingProvisional
Rating i Provisional Rating, click to know more

July Challenge 2016(2022-12-20 00:00:00)

Global Rank:   3077

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 (15)

October Challenge 2014

Chef and Ground

November Challenge 2014

Distinct Characters Subsequence

January Challenge 2015

Chef and Stones

January Cook-Off 2015

Suraj goes shopping

January Lunchtime 2015

Piece of cake

April Challenge 2015

Broken Telephone

May Challenge 2015

Chef and new recipe

July Challenge 2015

Chef and Cube

August Cook-Off 2015

Chef and the Wildcard Matching

July Lunchtime 2015

Greedy puppy

August Lunchtime 2015

Minimum Maximum

July Challenge 2016

Andrash and Stipendium

Total Problems Solved: 36