Atul Kumar

• Username: 4★karna001
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Palakkad Kerala, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 18

Current Ratings Graph Old Ratings Graph

1802 (+32)RatingProvisional
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Starters 66 Division 2 (Rated)(2022-11-23 23:00:02)

Global Rank:   182

Cheated in:   

Ratings System Update

(2022-11-23 23:00:02)

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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1802 (+3)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 66 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   182

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?

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Contests (18)

June Cook-Off 2022 Division 4 (Rated)

Rating Improvement, Playlist, Break the Stick, First and Last, Simple XOR

Starters 42 Division 4 (Rated)

Minimum number of Flips, Equal Distribution, Age Limit, How Many Maximums, Divisible by 3, Minimum or Maximum

June Long One 2022 Division 4 (Rated)

Expected move, Chairs Requirement, Subscriptions, Divisible by i , Possible GCD, Alternate Additions, Equal Strings

Starters 44 Division 3 (Rated)

Atleast and Atmost, Jogging, The Attack of Knight, Dense Bracket Sequence, Triple Xor

Starters 43 Division 4 (Rated)

The Optimal Pairs, Burgers, DNA Storage, Distinct Palindrome, Joining Date, Waiting Time

June Lunchtime 2022 Division 3 (Rated)

Zero Ones Equal One Zeros, Too many Floors, Equal by XORing

Starters 46 Division 2 (Rated)

Vowel Anxiety, Array sorting, Sort the String

Starters 47 Division 2 (Rated)

Copy and Push Back, End Sorted, Similar Heights

July Lunchtime 2022 Division 2 (Rated)

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

Starters 48 Division 2 (Rated)

Fill The Grid, Make Palindrome 2, Positive array

Starters 49 Division 2 (Rated)

Split The String, High Frequency, Monks, Valid Minimum

Starters 59 Division 2 (Rated)

Maximum Subarray , Suspense String, Confusing Concatenations

Starters 61 Division 2 (Rated)

Subarray Removal, Minimise LCS, Weird Subarrays

Starters 62 Division 2 (Rated)

Sorted Substrings, Make Multiple, Final Sum, Pythagorean Pair

Starters 63 Division 2 (Rated)

One-XOR Deletions, Make Length 1, Minimum Absolute Score

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, Palindrome In Making, Just Like Mob!

Total Problems Solved: 78