riyan

• Username: 1★riyan2
• Country:  India
• Student/Professional:Student
• Institution:Maharaja Surajmal Institute of Technology C-4 Janak Puri, New Delhi-110058
• 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: 7

Current Ratings Graph Old Ratings Graph

495 (+150)RatingProvisional
Rating i Provisional Rating, click to know more

September Challenge 2016(2016-09-15 15:00:00)

Global Rank:   7401

Cheated in:   

Ratings System Update

(2016-09-15 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?

495 (-895)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   7401

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 (7)

October Challenge 2015

Who dares to be a millionaire

December Challenge 2015

Chef and the stones, Chef and Filters

February Challenge 2016

Chef and Strange Operations

March Challenge 2016

Palindromic substrings

April Challenge 2016

Chef and Ballons, Chef And Magical Path

September Challenge 2016

Chef and calculation

Total Problems Solved: 8