dhruv malhotra

• Username: 2★logan1309
• Country:  India
• Student/Professional:Student
• Institution:Birla Institute of Technology Mesra Ranchi, Jharkhand, 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: 21

Current Ratings Graph Old Ratings Graph

1519 (-21)RatingProvisional
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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

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1519 (+28)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 (21)

August Challenge 2013

Hello Hello, Little Elephant and Lemonade, Splitting Candies

August Cook-Off 2013

Chef and The Right Triangles

September Challenge 2013

Chef and Integers , CAO Stage-1

October Challenge 2013

Helping Lira, Maxim and Dividers

December Challenge 2013

Magic Pairs

July Cook-Off 2014

Copy-Paste, Sum Queries

February Challenge 2014

Longest Common Pattern

March Challenge 2014

Binary Tournament, Walk, Little Chef and Numbers

April Challenge 2014

Farmer Feb

May Challenge 2014

Stone, Compilers and Parsers, Chef-jumping

June Challenge 2014

Chef and Subarray

July Challenge 2014

Count Substrings, Reach The Point

September Challenge 2014

Chef and Left-Right, Fun with Rotation

October Challenge 2014

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

November Challenge 2014

Distinct Characters Subsequence

December Challenge 2014

Chef and Apple Trees

February Challenge 2015

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

May Challenge 2015

Chef and new recipe

September Challenge 2015

Count Steps in Matrix

Total Problems Solved: 45