Rahul Shekhar

• Username: 2★rahulshekhar
• Country:  India
• Student/Professional:Student
• Institution:University of Pennsylvania
• 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: 12

Current Ratings Graph Old Ratings Graph

1501 (-15)RatingProvisional
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July Challenge 2015(2015-07-13 15:00:00)

Global Rank:   3807

Cheated in:   

Ratings System Update

(2015-07-13 15:00:00)

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1501 (+13)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   3807

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 (12)

October Cook-Off 2014

Walk on the Axis, The Army

September Challenge 2014

Fun with Rotation

October Challenge 2014

Chef and Ground, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus

November Challenge 2014

Chef and Red Black Tree, Let us construct palindrome, Distinct Characters Subsequence, Chef and Words, Chef and Segment Game

December Challenge 2014

Chef Under Pressure, Chef and Apple Trees

September Lunchtime 2014

Chef and easy problem

January Challenge 2015

Queries on the String, Gcd Queries, One Dimensional Kingdoms, Sereja and Votes, Chef and Stones, Chef and A Large Permutation, Sereja and Number Division 2

February Challenge 2015

Chef and Equality

April Challenge 2015

Chef and Interview, Broken Telephone, Chef and Piano Scales

May Challenge 2015

Chef and Prime Divisors, Chef and new recipe

July Challenge 2015

Bread

June Cook-Off 2015

Strange operations

Total Problems Solved: 125