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Programming and DSA

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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

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Catalogue

Programming and DSA

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

Career Paths

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Practice Compete Compiler
Home » Md. Rejwar Rahman Rifat
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Md. Rejwar Rahman Rifat

Rookie League Rookie League
  • 1★rejwar
  •   Bangladesh
  • Student
  • Chandigarh University Punjab, India
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 11
1173 (-128)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 245 (Rated)(2026-07-01 22:00:06)
Global Rank:   17484
Cheated in:   

Ratings System Update

(2026-07-01 22:00:06)
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?
NA? (+NA)RatingProvisional
Rating i Provisional Rating, click to know more
None(None)
Global Rank:   0
Cheated in:   

Ratings System Update

(None)
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How the rating system works?

Learning Paths (2)

learn-icon

Time complexity

13%
learn-icon

Learn Rust

3%

Practice Paths (19)

learn-icon

500 to 1000 difficulty problems

44%
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Stacks and Queues

0%
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Arrays, Strings & Sorting

0%
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Linked Lists

4%
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1000 to 1400 difficulty problems

31%
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Practice Arrays

2%
learn-icon

Jump from 2* to 3*

2%
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Practice JavaScript

0%
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Practice Rust

85%
learn-icon

Practice Strings

35%
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1600 to 1800 difficulty problems

3%
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Practice Basic Math

35%
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500 difficulty rating

4%
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Number theory

0%
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Practice Sorting

33%
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Binary Search

3%
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Level up from 1* to 2*

2%
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Practice C

0%
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Practice Python

1%

Contests (11)

Starters 234 (Rated)

Good Array 1 , Bakery Problem, Cooler, Non-Negative Sum, Binary Construction

Starters 235 (Rated)

Contest Registration Fee, Balanced Positions in a Permutation, Sorted Groups, MEX Spectrum, Recover Palindrome, Echo

Starters 236 (Rated)

Valley Avoidance, Palindrome Check, Cute Substrings, All Aside, Minimize Distinct, Shift And Sort

Starters 238 (Rated)

Lights Out (Easy), Unfazed By All Shades, Subtree Domination, Modular Mirrors, WEC-REC, Min-Max Queries, Snowy Hills

Starters 239 (Rated)

Magic Mirror

Starters 240 (Rated)

Partition, Comfortable Seating, Binary Smile

Starters 241 (Rated)

Increasing Windows, Even Sum, No 3 Equal

Starters 242 (Rated)

Early Certificates

Starters 243 (Rated)

Interesting Match

Total Problems Solved: 250

1173
(Div 4)
★
CodeChef Rating (Highest Rating 1930)
  • 92335 Global Rank
  • 2298 Country Rank
NA
DSA Rating (Highest Rating 0)
  • Inactive Global Rank
  • Inactive Country Rank

Badges

Daily Streak - Diamond Badge

Daily Streak - Diamond Badge

Received for maintaining a streak of 100 days

Contest Contender - Bronze Badge

Contest Contender - Bronze Badge

Received for participating in 5 Contests

Problem Solver - Silver Badge

Problem Solver - Silver Badge

Received for solving 250 Problems

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