Ujan Chaudhuri

• Username: 1★ujan_c
• Country:  India
• Student/Professional:Student
• Institution:Institute of Engineering and Management, 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: 6

Current Ratings Graph Old Ratings Graph

1129 (+48)RatingProvisional
Rating i Provisional Rating, click to know more

July Long One 2022 Division 4 (Rated)(2022-07-11 15:00:06)

Global Rank:   6302

Cheated in:   

Ratings System Update

(2022-07-11 15:00:06)

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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1129 (-12)RatingProvisional
Rating i Provisional Rating, click to know more

July Long One 2022 Division 4 (Rated)(2022-12-20 00:00:00)

Global Rank:   6302

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 (3)

1000 to 1400 difficulty problems

3%

Two Pointers and Sliding Window Technique

10%

Practice for ZCO and INOI

0%

Contests (6)

December Challenge 2020 Division 2

Even Pair Sum, Vaccine Production, Vaccine Distribution

May Lunchtime 2022 Division 4 (Rated)

How many unattempted problems

July Long One 2022 Division 4 (Rated)

Bidding, Slow Solution, Pass the Exam, Chef and Candies

Total Problems Solved: 25