Siddhant Roy

• Username: 3★sid679
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Roorkee Uttarakhand, 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: 16

Current Ratings Graph Old Ratings Graph

1753 (+6)RatingProvisional
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September Lunchtime 2016(2016-09-24 22:30:00)

Global Rank:   453

Cheated in:   

Ratings System Update

(2016-09-24 22:30:00)

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1753 (-44)RatingProvisional
Rating i Provisional Rating, click to know more

September Lunchtime 2016(2022-12-20 00:00:00)

Global Rank:   453

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)

September Challenge 2014

Fun with Rotation, Chef and Left-Right

October Challenge 2014

Chef and Ground, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus, Remy paints the fence

December Challenge 2014

Chef and Apple Trees

September Lunchtime 2014

Chef and easy problem

January Challenge 2015

Gcd Queries, One Dimensional Kingdoms, Sereja and Votes, Chef and Stones

April Challenge 2015

Count Sequences, Chef and Interview, Broken Telephone, Chef and Piano Scales

May Challenge 2015

Chef and Prime Divisors, Set Difference , Chef and new recipe

June Challenge 2015

Chef and Polygons, Steady tables, Chef and Memory Limit

July Challenge 2015

Addition and Multiplication, Bread, MasterChef, Na2a and lucky stone, Chef and Cube

September Challenge 2015

Count Steps in Matrix

December Challenge 2015

Chef and the stones

January Long Challenge 2016

Chef and Time Machine, Devu and Perfume, Churu and Balls, Rupsa and the Game

February Challenge 2016

Sereja and Two Lines, Chef and Strange Operations, Devu and a light discussion, Rectangles of Love, Chef-Detective

March Challenge 2016

Palindromic substrings, maximize the sum, Chef And Special Dishes

September Lunchtime 2016

Chef and Inequality

Total Problems Solved: 82