Alpana Nanda

• Username: 2★koko_pum
• Country:  India
• Student/Professional:Student
• Institution:National Institute of Technology, Rourkela Odisha, 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: 11

Current Ratings Graph Old Ratings Graph

1596 (+49)RatingProvisional
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Starters 61 Division 3 (Rated)(2022-10-19 23:00:04)

Global Rank:   115

Cheated in:   

Ratings System Update

(2022-10-19 23:00:04)

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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1596 (-11)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 61 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   115

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 (11)

October Challenge 2020 Division 2

Covid Run, Positive AND, Chef and Easy Queries

November Challenge 2020 Division 2

Restore Sequence, Ada and Dishes, Iron, Magnet and Wall

January Challenge 2021 Division 2

Fair Elections

December Challenge 2020 Division 2

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

December Cook-Off 2020 Division 2

Self-Destructing Strings, Catch the Thief, Minimum Attendance Requirement

December Lunchtime 2020 Division 2 (Unrated)

Sed Sequences, One Zero Swaps

November Cook-Off 2020 Division 2

Chef and IPC Certificates

November Lunchtime 2020 Division 2

Gasoline Introduction

January Lunchtime 2021 Division 3 (Unrated)

Ashishgup and Interviews, Pair Me, Even Differences, Even Sum

February Challenge 2021 Division 3

Chef and Meetings, Maximise Function, Highest Divisor

March Cook-Off 2021 Division 3

Pawri Meme, Weight Balance

Starters 61 Division 3 (Rated)

Minimise LCS, Different Consecutive Characters , Weird Subarrays, Subarray Removal, Odd Sum Pair

Total Problems Solved: 47