Shreya Halder

• Username: 1★shreya2000
• Country:  India
• Student/Professional:Professional
• Organisation:Optum Global Solutions
• 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: 4

Current Ratings Graph Old Ratings Graph

1136? (-48)RatingProvisional
Rating i Provisional Rating, click to know more

February Lunchtime 2021 Division 3(2021-02-27 22:45:04)

Global Rank:   5966

Cheated in:   

Ratings System Update

(2021-02-27 22:45:04)

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1136 (-206)RatingProvisional
Rating i Provisional Rating, click to know more

February Lunchtime 2021 Division 3(2022-12-20 00:00:00)

Global Rank:   5966

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)

Practice Paths (2)

Top SQL Interview Questions

7%

SQL Practice Queries

18%

Contests (4)

March Challenge 2017

Xenny and Alternating Tasks, Bear and Extra Number, Bandwidth of a matrix

October Challenge 2020 Division 2

Covid Run

January Lunchtime 2021 Division 3 (Unrated)

Pair Me

Total Problems Solved: 71