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 » Sumit Kumar
user profile

Sumit Kumar

  • 4★sumitk7970
  •   India
  • Student
  • National Institute of Technology Raipur Chhattisgarh, India
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 40
1837 (-19)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 84 Division 2 (Rated)(2023-04-05 22:00:02)
Global Rank:   908
Cheated in:   

Ratings System Update

(2023-04-05 22:00:02)
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?
1791 (+3)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 67 Division 2 (Rated)(2022-12-20 00:00:00)
Global Rank:   784
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 (40)

September Challenge 2021 Division 3 (Rated)

Airline Restrictions, Travel Pass

CodeChef Starters 29 Division 3 (Rated)

String protocol, Bomb the base

CodeChef Starters 33 Division 3 (Rated)

Minimum Cars required, Non Adjacent Flips, Make Them Equal

CodeChef Starters 34 Division 3 (Rated)

Is the Score Consistent, Good Quality Bulbs, Positive Products

Starters 35 Division 3 (Rated)

Dark Light, Police and Thief

Starters 36 Division 3 (Rated)

Buying Sweets, Presents for Cheffina, Chef and Bird farm

Starters 37 Division 3 (Rated)

Beat the Average, Laptop Recommendation , Infernos, Maximum OR Minimum

Starters 38 Division 3 (Rated)

Dominant Army, Circular Track

Starters 39 Division 3 (Rated)

Compress the Video, Closest Vowels, Recent contest problems, A or B

July Cook-Off 2022 Division 3 (Rated)

Permutation And Median, K-MEX, Xor Permutation, High Accuracy

Starters 42 Division 3 (Rated)

Minimum or Maximum, Divisible by 3, How Many Maximums, Minimum number of Flips

Starters 43 Division 3 (Rated)

DNA Storage, Distinct Palindrome, Joining Date

June Lunchtime 2022 Division 3 (Rated)

Zero Ones Equal One Zeros, The Lost Array, Too many Floors, Equal by XORing

Starters 45 Division 2 (Rated)

Retrieve the Array, Adjacent Sum Parity

Starters 46 Division 2 (Rated)

Prime Xor, Array sorting, Sort the String

Starters 47 Division 2 (Rated)

End Sorted

July Lunchtime 2022 Division 3 (Rated)

The Last Levels, Easy Pronunciation, Yet Another Palindrome Making Problem

Starters 48 Division 3 (Rated)

Buy Lamps, Fill The Grid, Make Palindrome 2

Starters 52 Division 3 (Rated)

WA Test Cases, Air Conditioner Temperature

Starters 55 Division 3 (Rated)

Balls and Boxes, Permutation Clear, Mean and Median, Broken Phone, OR Tuples

Starters 56 Division 3 (Rated)

K-Subarrays, Nearest Exit, Maximize Colours, Far Away

Starters 57 Division 2 (Unrated)

Maximum Expression, Even Splits, Two Different Palindromes

Starters 59 Division 2 (Rated)

Maximum Subarray , Suspense String, Confusing Concatenations, Alternative Sufferings

Starters 60 Division 2 (Rated)

Distinct Numbers, Yet Another Palindrome Problem, Palindrome Flipping

Starters 61 Division 2 (Rated)

Minimise LCS, Weird Subarrays, Subarray Removal

Starters 62 Division 2 (Rated)

Sorted Substrings, Make Multiple, Final Sum, Pythagorean Pair

Starters 64 Division 2 (Rated)

Luigi and Uniformity, Range Assign, Number of Distinct Elements Minimize

Starters 65 Division 2 (Rated)

Nahaane Jaa, Candies, Binod

Starters 66 Division 2 (Rated)

Good Binary Strings, Palindrome by Splitting, Connect All Cities, Just Like Mob!

Starters 67 Division 2 (Rated)

Maximum Angriness, Expensive Steps , Counting Problem

Starters 70 Division 2 (Rated)

Minimum distance between 1s, Prime Reversal, Frequency Array Retrieval

Starters 71 Division 2 (Rated)

Pet Store, Flip the Prefix, Maximizing LCS

Starters 72 Division 2 (Rated)

N Triplets

Starters 73 Division 2 (Rated)

Consecutive Xor, Append for OR

Starters 74 Division 2 (Rated)

Lcm hates Gcd, Minimal Inversions, Odd Even Binary String

Starters 76 Division 2 (Rated)

Make Array Odd, Zero String, Construct Array, Not Divisible

February Cook-Off 2023 Division 2 (Rated)

Take Not Less, Permutation and Modulus, Minimum Beauty

Starters 80 Division 2 (Rated)

Permutation Subsequence, Prefix Permutation, Equal Elements

Starters 81 Division 2 (Unrated)

Divide Pages

Starters 82 Division 2 (Rated)

Make A-B Same, Difference Matrix, MIN To MAX

Starters 84 Division 2 (Rated)

Max count of 1, Digit Operation, Max Binary, Chef And Adjacent Sums

Starters 83 Division 2 (Rated)

Construct String, Order by XOR, Restoration

Total Problems Solved: 135

1837
(Div 2)
★★★★
CodeChef Rating (Highest Rating 1856)
  • Inactive Global Rank
  • Inactive 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.