Rohan Jain

• Username: 1★hack2013
• Student/Professional:Student
• Institution:Delhi Public School, Navi Mumbai Nerul West Navi Mumbai
• 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: 26

Current Ratings Graph Old Ratings Graph

1210 (-275)RatingProvisional
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November Challenge 2014(2014-11-17 15:00:00)

Global Rank:   5737

Cheated in:   

Ratings System Update

(2014-11-17 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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1210 (-129)RatingProvisional
Rating i Provisional Rating, click to know more

November Challenge 2014(2022-12-20 00:00:00)

Global Rank:   5737

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 (26)

August Cook-Off 2013

Chef and The Right Triangles

October Challenge 2013

Edit Distance on Grid

November Challenge 2013

Yet Another Cute Girl

December Cook-off 2013

Chef and Girlfriend

January Cook-off 2014

Chef and the Cake I

March Cook-Off 2014

Dividing Stamps

April Cook-Off 2014

Snape and Ladder

February Challenge 2014

Draughts

March Challenge 2014

Team Split, Walk, Little Chef and Numbers

April Challenge 2014

Farmer Feb, Divide the Tangerine, Counting Matrices

June Challenge 2014

Chef and Digit Jumps, Guessing Game

July Challenge 2014

Garden Game, Chef and Frogs, Count Substrings, Reach The Point

November Challenge 2014

Chef and Words, Distinct Characters Subsequence, Chef and Red Black Tree, Let us construct palindrome, The Spelling Problem

Total Problems Solved: 46