derok

• Username: 5★derok
• Country:  Antarctica
• Student/Professional:Other
• CodeChef Pro Plan: No Active Plan. View Details

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

Rating Graph

No. of Contests Participated: 6

Current Ratings Graph Old Ratings Graph

2085 (+61)RatingProvisional
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Starters 63 Division 2 (Rated)(2022-11-02 23:00:02)

Global Rank:   34

Cheated in:   

Ratings System Update

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

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2085 (+0)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 63 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   34

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 (6)

Starters 59 Division 4 (Rated)

Maximum Subarray , Suspense String, Confusing Concatenations, Audible Range, Speciality, Chef and Happy String

October Long 2022 Division 3 (Rated)

Chef And Array Construction, Twos and Zeros, Binary Substituition, Building Race, Single Operation Part 1, Single Operation Part 2

Starters 60 Division 2 (Rated)

Tri XOR, Palindrome Flipping, Red Green Grids, Distinct Numbers, Yet Another Palindrome Problem

Starters 61 Division 2 (Rated)

Palindrome Partition, Minimise LCS, Weird Subarrays, Red Blue Flowers, Subarray Removal

Starters 62 Division 2 (Rated)

Sorted Substrings, Pythagorean Pair, Final Sum, Make Multiple

Starters 63 Division 2 (Rated)

Maximize 1s, One-XOR Deletions, Make Length 1, Minimum Absolute Score, Greedy Grid Moves

Total Problems Solved: 31