wahid zaman

• Username: 2★wahidgadha
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Bangladesh University of Engineering and Technology
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 21

Current Ratings Graph Old Ratings Graph

1551 (+29)RatingProvisional
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July Cook-Off 2015(2015-07-20 00:00:00)

Global Rank:   622

Cheated in:   

Ratings System Update

(2015-07-20 00:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

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1551 (-110)RatingProvisional
Rating i Provisional Rating, click to know more

July Cook-Off 2015(2022-12-20 00:00:00)

Global Rank:   622

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 (21)

December Cook-Off

Ciel and A-B Problem

May Challenge 2012

Lucky lucky number

June Challenge 2012

Little Elephant and Candies, Arranging Cup-cakes

May Challenge 2013

Name Reduction, Your Name is Mine

June Challenge 2013

Lapindromes

November Challenge 2013

Superpowers of 2, Uncle Johny, Square Digit Squares, Missing some chairs

December Challenge 2013

Chef and Codes, Funny Marbles, Magic Pairs

December Cook-off 2013

Chef and Girlfriend

January Challenge 2014

Chef and Feedback

February Challenge 2014

Colored Array, Little Elephant and Subarrays, Make Him Happy, Draughts, Longest Common Pattern

March Challenge 2014

Team Split, Walk, Little Chef and Numbers

April Challenge 2014

Counting Matrices, Chef and Digits

May Challenge 2014

Little Elephant and Balloons

September Challenge 2014

Fun with Rotation

October Challenge 2014

Chef and Square

January Challenge 2015

Sereja and Votes, One Dimensional Kingdoms, Gcd Queries

February Challenge 2015

Chef and Strange Formula, Chef and Strings

May Challenge 2015

Chef and Prime Divisors

July Challenge 2015

Na2a and lucky stone

July Cook-Off 2015

Cops and the Thief Devu, Maximize Disjoint Pair Sum

Total Problems Solved: 50