Onik Jahan Sagor

• Username: 5★black_beard007
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Rajshahi University of Engineering & Technology Bangladesh
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 14

Current Ratings Graph Old Ratings Graph

2182 (+27)RatingProvisional
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Starters 97 Division 1 (Rated till 6 Stars)(2023-07-05 22:00:00)

Global Rank:   54

Cheated in:   

Ratings System Update

(2023-07-05 22:00:00)

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2131 (-15)RatingProvisional
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Starters 41 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   116

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

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Learning Paths (0)

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Contests (14)

February Lunchtime 2022 Division 4

Good Program, Four Equidistant Points on a Grid, Chessboard Distance, Watching Movies at 2x, Parallel Processing, Battery Low

March Long One 2022, Division 4 (Rated)

Akash and Function, Subarray XOR, Substring of a Substring, Akash and Missing Class, Exact Marks, Discus Throw, Bath in Winters, Wordle

CodeChef Starters 30 Division 3 (Rated)

Gift Shop and Coupon, Balanced Reversals, Swapping Chefs Way, Chef and Water Bottles, Maximizing LIS, Minimum Coloring

April Cook-Off 2022 Division 2

Sticks and Rectangles

CodeChef Starters 33 Division 2 (Rated)

Max BIT Sum, Stable Mex, Distinct Dilemma, Broken Life, Non Adjacent Flips, Make Them Equal

CodeChef Starters 34 Division 2 (Rated)

Binary String Xor, Binary Mismatch, Average Array

April Lunchtime 2022 Division 2(Rated)

Buckets Full of Candies, Pair Pain, Secret Machine Mania

Starters 35 Division 2 (Rated)

Jump to Sibling, Dark Light, Chef Find XOR Beautiful, Admins and Shopping

Starters 41 Division 2 (Rated)

Equal Integers, Remove and Add, Is this priority or parity!, Path Parity

Starters 90 Division 1 (Rated till 6 Stars)

Printing Binary Array, Anti Palindrome, Sum of Goodness, Crushed Apples and a Balance Scale

Starters 94 Division 1 (Rated till 5 Stars)

Possible or Not, Search for 404, Special Operation, The Vowel Matrix, Rank Queries

Starters 95 Division 1 (Rated till 6 Stars)

Boxes, Transfusion Chain

Starters 96 Division 1 (Rated till 5 Stars)

Swap the numbers, Mex Array, Absolute Differences

Starters 97 Division 1 (Rated till 6 Stars)

Make It Special, No Palindrome, Triplets Min

Starters 114 Division 1 (Rated till 6 Stars)

Rock-Paper-Scissors

Total Problems Solved: 95