Kerui Chen

• Username: 4★samchenkerui
• 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: 5

Current Ratings Graph Old Ratings Graph

1865 (-248)RatingProvisional
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CodeChef Starters 24 Division 2 (Rated)(2022-02-02 23:00:02)

Global Rank:   37

Cheated in:   Plagiarised in START24B

Ratings System Update

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

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1865 (+103)RatingProvisional
Rating i Provisional Rating, click to know more

CodeChef Starters 24 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   37

Cheated in:   Plagiarised in START24B

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 (5)

November Challenge 2021 Division 3 (Rated)

Xor Equation, Functional Array, Maximise the bridges, Which Fuel is Cheaper, Equal Coins, Hill Sequence, Weird Palindrome Making

CodeChef Starters 22 Division 2 (Rated)

An Interesting Sequence, Even Subset Xor, Merging Binary Strings, Equal LIS

Code Drive Division 2 (Rated)

Break And Fix The Tree, Sum this up, Again XOR problem, Maximum Factors Problem, Count Number of Peaks

January Long 2022 - I, Division 2 (Unrated)

Prime in a binary string

January Lunchtime 2022 Division 2

Subarray permutations, Prefix Zeros, Permutation XOR Sum

CodeChef Starters 24 Division 2 (Rated)

Anti Palindrome, Palindrome Love, Avoid Contact, Special String, Badminton Serves, Divisors and Reciprocals, Yet Another Constructive Problem

February Long 2022 - I, Division 1 (Unrated)

Digit Multiplication By K, Binary Base Basics, Bitwise Blend, Remove Adjacent

February Long 2022 - II, Division 1 (Unrated)

Xor Palindrome

Total Problems Solved: 39