MD. Kamol Hasan

• Username: 4★silentboy_01
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Chittagong University of Engineering & Technology, Bangladesh
• 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: 18

Current Ratings Graph Old Ratings Graph

1854 (-5)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2018 Division 1(2018-05-14 15:00:00)

Global Rank:   376

Cheated in:   

Ratings System Update

(2018-05-14 15:00:00)

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?

1854 (-5)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2018 Division 1(2022-12-20 00:00:00)

Global Rank:   376

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)

None

Practice Paths (0)

None

Contests (18)

April Challenge 2016

Chef And Coloring, Chef and Ballons

March Cook-Off 2016

Alternating subarray prefix, Digital clock

May Challenge 2017

Chef and Sub Array , Chef and his daily routine, Courses in an university, Blocked websites, Median of adjacent maximum numbers, Chef and Subsequences

June Challenge 2017

Triplets, Pairwise union of sets, Xenny and Coin Rankings, Chef and the Feast, A Good Set, Chef and Prime Queries

August Long Challenge 2017

Chef and Rainbow Array, Chef and Mover, Palindromic Game, Greedy Candidates

September Challenge 2017

Sereja and Commands, Chef and Pick Digit, Minimum Good Permutation, Fill The Matrix, Little Chef and Sums

October Challenge 2017

A Balanced Contest, Counter Test For CHEFSUM, Chef and Cycled Cycles, Chef and a great voluntary Program, Max Mex

November Challenge 2017

Chef Hates Palindromes, Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes

December Challenge 2017

Total Diamonds, Chef And his Cake, Chef And Easy Xor Queries, Penalty Shoot-out, Chef and Hamming Distance of arrays

April Cook-Off 2017

Bear and Candies 123

June Cook-Off 2017

SnackUp, Ada and crayons

December Cook-Off 2017

Beautiful Array, Football Match

March Challenge 2018 DIV 1

Chef and Easy Problem, Mix the Colors, Minions and Voting

April Challenge 2018 Division 2

Weight of Numbers, Count Good Prefixes, Average of Pairs, Workers

May Challenge 2018 Division 1

Fake Binary Search, Dibs on Fibs

LoC April 2018 (Rated for Division 2)

Perfect Necklace, Cricket Score, Bob and Pallindromes

Total Problems Solved: 56