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

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 » castle_byers
user profile

castle_byers

  • 5★castle_byers
  •   India
  • Student
  • Indian Institute of Technology Roorkee Uttarakhand, India
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 26
2091 (+18)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 219 (Rated till 5 star)(2025-12-31 22:00:00)
Global Rank:   24
Cheated in:   

Ratings System Update

(2025-12-31 22:00:00)
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?
NA? (+NA)RatingProvisional
Rating i Provisional Rating, click to know more
None(None)
Global Rank:   0
Cheated in:   

Ratings System Update

(None)
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 (1)

learn-icon

Learn Python Programming

2%

Practice Paths (0)

None

Contests (26)

Starters 140 Division 4 (Rated)

Split Permutation, Trick Or Treat, Yoga Day, Yoga Class, Tree Removal, Make Permutation

Starters 141 Division 3 (Rated)

Redundant Array, Amphibian Escape, Nearly Equal

Starters 142 Division 2 (Rated)

Chef loves Pizza Chef loves halfs, Number Hunt, Array Removal

Starters 144 Division 2 (Rated)

Budget Allotment, Largest K

Starters 146 Division 2 (Rated till 5 stars)

Bouncing Ball, Permutation Construction, Knockout tournament

Starters 156 (Rated)

Even Numbers Hate, Partition Score, Interval Cliques, Count Triplets

Starters 166 (Rated)

Divisors Array (Hard Version), Divisors Array (Easy Version), Costly Permutations, Chefland Library, Distinct Power

Starters 167 (Rated till 5 stars)

Lottery Tickets, Grid Construction (Odd)

Starters 168 (Rated)

Equate XOR, Make Odd, Binary Removals, No Two Alike

Starters 169 (Rated till 5 stars)

Hamming equivalent

Starters 178 (Rated)

Smoothly Increasing , Big Difference, Placing 01 And 10

Starters 179 (Rated till 5 star)

Station Allocation, Can you reach

Starters 183 (Rated till 6 star)

S to T

Starters 188 (Rated)

Subset Sum 3, K Boxes, Inversion Queries, Yet Another Monsters Problem

Starters 189 (Rated)

Nutrition Cost, Create Binary String, Avoid Primes, Sortable Subarrays (Easy), Number Walks

Starters 190 (Rated till 5 star)

Subsequence Sort, Min-Max Deletion

Starters 191 (Rated till 6 star)

Grid Path (Easy), Permuted Greater than 2, Coloured Array, Add 1 or 2

Starters 192 (Rated till 6 star)

MinPath Minimize, Equate XY, No 3 Please!

Starters 193 (Rated for all)

Mex Tree (Min), Add Permutation

Starters 195 (Rated till 5 star)

Game (Hard), Bugged Robot, String Deletions, Game (Easy)

Starters 201 (Rated till 6 star)

Compare and Connect, Huge Grid (Easy Version)

Starters 211 (Rated till 6 - star)

Subarray Maximums, No Doubling

Starters 216 (Rated till 5 star)

LIS and LDS, Minimum Same Difference, XOR Equal Subtract

Starters 217 (Rated till 5 star)

Make An AP, Max Adds, Range MEX

Starters 218 (Rated till 5 stars)

Collatz Conjecture (Easy), Deleting Array Again, Counting Optimal Arrays

Starters 219 (Rated till 5 star)

New Operation, 3 Paths , Ones and Zeroes II

Total Problems Solved: 134

2091
(Div 1)
★★★★★
CodeChef Rating (Highest Rating 2145)
  • 868 Global Rank
  • 532 Country Rank

Badges

Contest Contender - Silver Badge

Contest Contender - Silver Badge

Received for participating in 25 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
Full stack Developer
SQL for Data Analysis
Frontend Developer
Java Backend Developer
Data Analysis using Python
Python Backend Developer
C++ Developer
Machine Learning using Python

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
Frequently Asked Questions

© 2026 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.