Parvez Mia

• Username: 3★pz1971
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Ahsanullah University of Science and Technology Dhaka, Bangladesh
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 22

Current Ratings Graph Old Ratings Graph

1709 (+19)RatingProvisional
Rating i Provisional Rating, click to know more

December Challenge 2020 Division 2(2020-12-14 15:00:02)

Global Rank:   1240

Cheated in:   

Ratings System Update

(2020-12-14 15:00:02)

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?

1709 (-26)RatingProvisional
Rating i Provisional Rating, click to know more

December Challenge 2020 Division 2(2022-12-20 00:00:00)

Global Rank:   1240

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 (22)

December Challenge 2018 Division 2

Chef and An Ideal Problem, Chef and Interactive Contests

November Challenge 2018 Division 2

Chef and Difficult Contests

March Lunchtime 2019 Division 2

Testing Robot

April Challenge 2019 Division 2

Friend or Girlfriend, Maximum Remaining, Fencing

April Lunchtime 2019 Division 2

Attendance, Fast Food

May Challenge 2019 Division 2

Reduce to One

July Challenge 2019 Division 2

Minimum and Maximum, Chef and Mean

August Challenge 2019 Division 2

Dilemma, Football, Distribute Apples

September Challenge 2019 Division 2

Chef Designed a Network, Chef and Interesting Subsequences , Easy Fibonacci, Chef and Good Subsequences

October Challenge 2019 Division 2

Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Phone Prices

November Challenge 2019 Division 2

Hard Sequence, Weapon Value

January Challenge 2020 Division 2

Chef and Dynamo, Doraemon, Breaking Bricks

February Challenge 2020 Division 2

No Change Required, The Theatre Problem, School of Geometry, Hard Cash

May Challenge 2020 Division 2

Isolation Centers, Coronavirus Spread

March Cook-Off 2020 Division 2

Find Your Gift, Box of Chocolates

June Challenge 2020 Division 2

Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Chef and String, Chef and Price Control

July Challenge 2020 Division 2

Ada King, Chefina and Swaps, Missing a Point, Chef and Card Game, Chef and Strings

September Challenge 2020 Division 2

A Problem on Sticks, Ada Matrix, Coronavirus Spread 2

October Challenge 2020 Division 2

Chef and Easy Queries, Replace for X, Covid Run, Positive AND

November Challenge 2020 Division 1

Restore Sequence, Ada and Dishes

December Challenge 2020 Division 2

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

October Cook-Off 2020 Division 2

Split the Str Ing, Decreasing Srrnmieeda, Path-etic Sums, Yet Another Crossover Episode

June Long One 2022 Division 2 (Unrated)

Divisible by i , Alternate Additions, Equal Strings

Total Problems Solved: 80