Sahil Ahmed

• Username: 4★roneysahil
• Country:  India
• Student/Professional:Student
• Institution:Jadavpur University Kolkata, West Bengal, 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: 15

Current Ratings Graph Old Ratings Graph

1928 (+53)RatingProvisional
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May Challenge 2021 Division 2 (Rated)(2021-05-17 15:00:02)

Global Rank:   1

Cheated in:   

Ratings System Update

(2021-05-17 15:00:02)

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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1928 (-226)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2021 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1

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)

May Challenge 2020 Division 2

Isolation Centers, Coronavirus Spread

April Lunchtime 2020 Division 2

Chef in Fantasy League

June Challenge 2020 Division 2

Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Chef and String, Chef and Price Control

July Challenge 2020 Division 2

Ada King, Chefina and Swaps, Missing a Point, Doctor Chef, Chef and Card Game, Chef and Strings

August Challenge 2020 Division 2

Chef Wars - Return of the Jedi, Chef and Wedding Arrangements, Smallest KMP, Chef and Linear Chess, Another Card Game Problem

September Challenge 2020 Division 2

Chefina and Swap, A Problem on Sticks, Ada Matrix, Coronavirus Spread 2

July Cook-Off 2020 Division 2

Even-tual Reduction, OR-thodox Distinction

July Lunchtime 2020 Division 2

Chef and Steps

August Lunchtime 2020 Division 2

Mode of Frequencies, Game on a Strip

October Challenge 2020 Division 2

Positive AND, Replace for X, Covid Run, Chef and Easy Queries

November Challenge 2020 Division 1

Restore Sequence, Magical Candy Store

January Challenge 2021 Division 2

Chef and Ants, Expected Number of SCCs, Watching CPL, Fair Elections

December Challenge 2020 Division 1

Hail XOR, Even Pair Sum, Positive Prefixes, Calculus

October Lunchtime 2020 Division 2

AND Plus OR, Chef Likes Good Sequences

May Challenge 2021 Division 2 (Rated)

Valid Paths, Tree House, An Interesting Sequence, King Killing, Xor Equality, Tic Tac Toe, Modular Equation

Total Problems Solved: 54