CodeChef Logo CodeChef Logo
Courses

Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

Career Paths

From beginner to job-ready. Explore our curated career paths designed to help you succeed in the tech industry.

Other Courses

Programming and DSA

Explore courses

Catalogue

Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

Career Paths

From beginner to job-ready. Explore our curated career paths designed to help you succeed in the tech industry.

Other Courses

Explore courses
Practice Compete Compiler
Upgrade to Pro
Courses

Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

Career Paths

From beginner to job-ready. Explore our curated career paths designed to help you succeed in the tech industry.

Other Courses

Programming and DSA

Explore courses

Catalogue

Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

Career Paths

From beginner to job-ready. Explore our curated career paths designed to help you succeed in the tech industry.

Other Courses

Explore courses
Practice Compete Compiler
Home » Abdullah Abrar
user profile

Abdullah Abrar

  • 6★lelbaba
  •   Bangladesh
  • Student
  • Islamic University of Technology Board Bazar, Bangladesh
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 15
2286 (-29)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 123 Division 1 (Rated till 6-Stars)(2024-02-28 22:30:00)
Global Rank:   118
Cheated in:   

Ratings System Update

(2024-02-28 22:30:00)
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?
2086 (+25)RatingProvisional
Rating i Provisional Rating, click to know more
August Lunchtime 2022 Division 1 (Rated)(2022-12-20 00:00:00)
Global Rank:   104
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 (1)

learn-icon

Practice for ZCO and INOI

1%

Contests (15)

May Challenge 2020 Division 2

Coronavirus Spread, Triple Sort, Isolation Centers

October Challenge 2020 Division 2

Covid Run

June Lunchtime 2022 Division 3 (Rated)

Zero Ones Equal One Zeros, The Lost Array, Too many Floors, Max Shift After XOR, XOR Times 2 Is Sum, Equal by XORing

Starters 45 Division 2 (Rated)

KBG and GN-Theory, Adjacent Sum Parity, Retrieve the Array, Xor and Multiply, Even Equal Odd

July Lunchtime 2022 Division 2 (Rated)

Easy Pronunciation, Yet Another Palindrome Making Problem, Consecutive XOR, Maximum Median Matching, Largest Family

Starters 48 Division 1 (Unrated)

Strict Permutation, Accurate XOR, Positive array

Starters 50 Division 1 (Unrated)

Air Blimp, Sum Product Segments, Average Permutation

Starters 51 Division 1 (Unrated)

Chef & Cook Game, Adjacent Xors, Copy and Paste, Different Medians

August Lunchtime 2022 Division 1 (Rated)

Sort the Array, Tree Coloring, Subtract 12 Operation

Starters 60 Division 1 (Unrated)

Distinct Numbers, Red Green Grids, Yet Another Palindrome Problem

Starters 61 Division 1 (Unrated)

Subarray Removal, Red Blue Flowers, Weird Subarrays

Starters 74 Division 1 (Rated till 6-Stars)

Candies, Minimal Inversions, Medicine Strength, Lcm hates Gcd, Distinct Values, Maximum Xor Sum

Starters 98 Division 1 (Rated till 6 Stars)

3-Blast Palindrome, Ball Distribution

Starters 100 Division 1 (Rated)

Prime Permutation, Stamps 100, Concussive Sequence, Ant

Starters 107 Division 1 (Rated till 6 Stars)

Maximal Expression, Adjacent Flips, Odd Matrix, OR Permutation

Starters 108 Division 1 (Rated till 6 Stars)

Multiple of 9, Fair Distribution, Palindromic Prime Numbers, Continuous Subarrays

Starters 116 Divison 1 (Rated till 6-Stars)

Chef Product, ORST , Permutation Sort, Exact Savings

Starters 119 Division 1 (Rated till 6-Stars)

Unalike Gcd & Lcm, Xorred, K Odd Sum

Starters 120 Division 1 (Rated till 6 Stars)

Find Permutation , Minimum Operations, Construct Permutation, Count Subarrays, Count Arrays

Starters 123 Division 1 (Rated till 6-Stars)

Minimum And Maximum I, Yet Another Alice Bob Game, Minimum And Maximum II

Total Problems Solved: 84

2286
(Div 1)
★★★★★★
CodeChef Rating (Highest Rating 2315)
  • Inactive Global Rank
  • Inactive Country Rank

Badges

Contest Contender - Bronze Badge

Contest Contender - Bronze Badge

Received for participating in 5 Contests

Problem Solver - Bronze Badge

Problem Solver - Bronze Badge

Received for solving 50 Problems

Recent Activity

Fetching recent activity

Workden, MNR PRIDE, 14, HAL Old Airport Rd, Domlur I Stage, 1st Stage, DOMLUR, Bengaluru, Karnataka 560071 [email protected] +91 95911 47880
Find us online

ROADMAPS

Learn Python
Learn Java
Learn C
Learn C++
Data structures and Algorithms
Competitive Programming
More Roadmaps

CAREER PATHS

React JS Developer
SQL for Data Analysis
Frontend Developer
Java Backend Developer
Data Analysis using Python
Python Backend Developer
C++ Developer

COMPILERS

HTML online compiler
C++ online compiler
C online compiler
Java online compiler
Python online compiler
SQL online compiler
JavaScript online compiler
React online compiler
More compilers

COMPANY

About us
For colleges
Coding Contests
Blogs
Contact us
Privacy Policy

© 2025 CodeChef Inc. All rights reserved.

We use cookies to improve your experience and for analytical purposes. Read our Privacy Policy and Terms to know more. You consent to our cookies if you continue to use our website.