Riyan

• Username: 2★riyan1234
• Country:  India
• Student/Professional:Student
• Institution:Delhi Technological University New Delhi, India
• 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: 21

Current Ratings Graph Old Ratings Graph

1455 (-22)RatingProvisional
Rating i Provisional Rating, click to know more

December Challenge 2020 Division 2(2020-12-14 15:00:02)

Global Rank:   12105

Cheated in:   

Ratings System Update

(2020-12-14 15:00:02)

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?

1455 (-71)RatingProvisional
Rating i Provisional Rating, click to know more

December Challenge 2020 Division 2(2022-12-20 00:00:00)

Global Rank:   12105

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 (21)

July Challenge 2019 Division 2

Chef and Mean

August Challenge 2019 Division 2

Football, Distribute Apples

August Cook-Off 2019 Division 2

Chef Drinks Coke

August Lunchtime 2019 Division 2

Eidi Gift

September Challenge 2019 Division 2

Chef and Interesting Subsequences

November Challenge 2019 Division 2

Hard Sequence, Weapon Value

December Challenge 2019 Division 2

Plus Multiply, Binary XOR, Easy Subsequence Selection, Sticky Notes, That Is My Score!, Addition

January Challenge 2020 Division 2

Chef and Dynamo, Breaking Bricks, Equality, Doraemon

February Challenge 2020 Division 2

School of Geometry, Hard Cash

Biteration #2 (Rated for Division 2)

A - Books

August Challenge 2020 Division 2

Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess

December Challenge 2020 Division 2

Even Pair Sum, Vaccine Production, Vaccine Distribution

November Lunchtime 2020 Division 2

Gasoline Introduction

Total Problems Solved: 81