Arna Ghosh

• Username: 1★arnatubai
• Student/Professional:Student
• Institution:Indian Institute of Technology Kharagpur West Bengal, India
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 27

Current Ratings Graph Old Ratings Graph

1351 (-275)RatingProvisional
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October Challenge 2014(2014-10-13 15:00:00)

Global Rank:   6421

Cheated in:   

Ratings System Update

(2014-10-13 15:00:00)

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1351 (-72)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   6421

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 (27)

October Challenge 2013

Helping Lira

November Challenge 2013

Uncle Johny, Missing some chairs

December Challenge 2013

Magic Pairs

January Challenge 2014

Please like me, Chef and Feedback

May Cook-Off 2014

Divide the Cake, Ups and Downs

June Cook-Off 2014

Painting

July Cook-Off 2014

Sum Queries, Copy-Paste

September Cook-Off 2014, ACM-ICPC Warm up

Subarray GCD

February Challenge 2014

Little Elephant and Subarrays

March Challenge 2014

Team Split, Walk, Little Chef and Numbers

April Challenge 2014

Farmer Feb, Chef and Digits, Shortest Path in Binary Trees

May Challenge 2014

Compilers and Parsers, Stone, Chef-jumping, Chef and Strange Matrix

June Challenge 2014

Chef and Subarray, Guessing Game

July Challenge 2014

Garden Game, Count Substrings, Reach The Point

August Challenge 2014

Chef and Gift, The Leaking Robot

September Challenge 2014

Chef and Left-Right, Fun with Rotation

October Challenge 2014

Remy paints the fence, Chef and Ground, DevuLand, Dinosaurs and Laddus

February Lunchtime 2014

Sereja and ASum

June Lunchtime 2014

The Smallest Pair

September Lunchtime 2014

Chef and easy problem

Total Problems Solved: 75