Rayyan Shahid

• Username: 5★sicario001
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Delhi India
• 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: 16

Current Ratings Graph Old Ratings Graph

2008 (+36)RatingProvisional
Rating i Provisional Rating, click to know more

May Cook-Off 2020 Division 1(2020-05-25 00:00:00)

Global Rank:   110

Cheated in:   

Ratings System Update

(2020-05-25 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?

2008 (-146)RatingProvisional
Rating i Provisional Rating, click to know more

May Cook-Off 2020 Division 1(2022-12-20 00:00:00)

Global Rank:   110

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 (16)

August Challenge 2019 Division 2

Dilemma, Guddu and his Mother, Zombie and the Caves, Distribute Apples, Football

August Lunchtime 2019 Division 2

Eidi Gift, Destroy Cells

September Challenge 2019 Division 1

Biladerim Icin, Fuzzy Linear Combinations, Chef Designed a Network

September Lunchtime 2019 Division 1

All Substrings

October Challenge 2019 Division 1

Even Edges, Chef and Maximum Star Value, Array Modification

October Lunchtime 2019 Division 1 (Unrated)

Box Game

November Challenge 2019 Division 1

Physical Exercise, From Zero to Infinity, A Simple Game

December Lunchtime 2019 Division 1

Guess the number, The Evil Professor

December Challenge 2019 Division 1

Binary XOR, Addition

January Challenge 2020 Division 1

Chef and Dynamo, Doraemon, Doofish Matrix, Chefina and Prefix Suffix Sums, English, Chefland Army, (Challenge) Building Anthills

February Cook-Off 2020 Division 1

Maximum Subsequence Sum, XOR Game

March Cook-Off 2020 Division 1

Mysterious Sequence, Maximize Letter Beauty, Escape the Tree

May Cook-Off 2020 Division 1

Chef, Chefina and Their Friendship, Chefina on a Trip, Roads in Chefland

April Lunchtime 2020 Division 1

Triangle Query, Positive Mex

Total Problems Solved: 58