Prakhar MAstain

• Username: 2★mastain_3002
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Dhanbad
• 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

1490 (+42)RatingProvisional
Rating i Provisional Rating, click to know more

December Challenge 2015(2015-12-14 15:00:00)

Global Rank:   1333

Cheated in:   

Ratings System Update

(2015-12-14 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?

1490 (-140)RatingProvisional
Rating i Provisional Rating, click to know more

December Challenge 2015(2022-12-20 00:00:00)

Global Rank:   1333

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 2014

Chef and Ground

April Challenge 2015

Chef and Interview, Broken Telephone

May Challenge 2015

Chef and new recipe

August Challenge 2015

Gravity Guy, Cooking Machine, Aditi and Magic Trick

October Challenge 2015

Count Subarrays

December Challenge 2015

Chef and the stones, Oracle Devu and Longest Common Subsequence

Total Problems Solved: 74