Shantanu Rai

• Username: 2★shan_503
• Country:  India
• Student/Professional:Student
• Institution:Jaypee Institute of Information Technology Noida, Uttar Pradesh, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 29

Current Ratings Graph Old Ratings Graph

1515 (-18)RatingProvisional
Rating i Provisional Rating, click to know more

September Challenge 2015(2015-09-14 15:00:00)

Global Rank:   4307

Cheated in:   

Ratings System Update

(2015-09-14 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?

1515 (+38)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   4307

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 (29)

February 2013 Challenge

Buy1-Get1

May Challenge 2013

Name Reduction, Your Name is Mine

June Challenge 2013

Lapindromes

July Challenge 2013

Chef and Walking on the rectangle

September Challenge 2013

CAO Stage-1

October Challenge 2013

Helping Lira, Maxim and Dividers

November Challenge 2013

Uncle Johny

July Cook-Off 2014

Copy-Paste, Sum Queries

November Cook-Off 2014

Brackets

June Challenge 2014

Chef and Subarray, Guessing Game, Forgot Password

July Challenge 2014

Count Substrings, Reach The Point

August Challenge 2014

Chef and Gift

September Challenge 2014

Chef and Left-Right, Chef and sequence, Fun with Rotation

October Challenge 2014

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

November Challenge 2014

Distinct Characters Subsequence, Let us construct palindrome

December Challenge 2014

Chef and Apple Trees

January Challenge 2015

Chef and Stones

February Challenge 2015

Chef and Chain, Let us play with rank list, Chef and Equality

March Challenge 2015

Chef and Notebooks

May Challenge 2015

Chef and new recipe

September Challenge 2015

Count Steps in Matrix

Total Problems Solved: 47