Upama Dutta

• Username: 2★upama677
• Country:  India
• Student/Professional:Student
• Institution:Netaji Subhash Engineering College Kolkata, West Bengal, 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: 13

Current Ratings Graph Old Ratings Graph

1595 (+39)RatingProvisional
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CodeChef Starters 18 Division 3 (Rated)(2021-11-22 23:00:00)

Global Rank:   980

Cheated in:   

Ratings System Update

(2021-11-22 23:00:00)

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1595 (-42)RatingProvisional
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CodeChef Starters 18 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   980

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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Contests (13)

November Challenge 2020 Division 2

Ada and Dishes, Restore Sequence

December Challenge 2020 Division 2

Hail XOR, Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution

January Challenge 2021 Division 3

Fair Elections, Chef and Division 3, Encoded String

February Challenge 2021 Division 3

Chef and Meetings, Highest Divisor, Maximise Function, Frog Sort

March Challenge 2021 Division 3

Interesting XOR!, Chef and Groups, College Life 4, Paparazzi Gennady, Space Arrays, No Time to Wait

April Challenge 2021 Division 3

Binary String MEX, Strong Language, World Record, Chef and Dice, Worthy Matrix, Valid Pair

May Challenge 2021 Division 2 (Rated)

Valid Paths, Tree House, Xor Equality, Modular Equation

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

SnackDown 2021 - Online Round 1A

Yet Another Flipping Problem, Min Max LCM, Equal Beauty, Dance Moves, Round Robin Ranks

CodeChef Starters 18 Division 3 (Rated)

Palindromic Binary Numbers, Compare those strings, Back to Campus

December Challenge 2021 Division 2 (Unrated)

Utkarsh and Placement tests

Total Problems Solved: 83