haruki_k

• Username: 7★haruki_k
• Country:  Japan
• Student/Professional:Other
• CodeChef Pro Plan: No Active Plan. View Details

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

Rating Graph

No. of Contests Participated: 10

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2619 (+59)RatingProvisional
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July Cook-Off 2022 Division 1 (Rated)(2022-07-03 22:30:00)

Global Rank:   10

Cheated in:   

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(2022-07-03 22:30:00)

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2619 (+58)RatingProvisional
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July Cook-Off 2022 Division 1 (Rated)(2022-12-20 00:00:00)

Global Rank:   10

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

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Contests (10)

May Cook-Off 2021 Division 3

Permutation Swaps, The Last Problem, Chef and Subarrays, Double Burgers, Marathon, Falling Zero, Vaccine Drive

May Lunchtime 2021 Division 2

Charges, Tom And Jerry 1, Similar Arrays, Total Components, K-Subarrays

January Cook-Off 2022 Division 2

Mean Maximization, Erase All But One, Prime Graph, Boring Trip, Merged LIS, Subsegment Divisibility , Palindromes Not Allowed

January Lunchtime 2022 Division 1

Circular Permutation Recovery, Permutation XOR Sum

April Lunchtime 2022 Division 1(Rated)

Secret Machine Mania, Do Not Touch the MEX!!!, Modular Circular Permutations

May Cook-Off 2022 Division 1 (Rated)

Split Powers Of 2, Different Subarrays Rearrange, Triple Inversions

May Lunchtime 2022 Division 1 (Rated)

Balanced 0-1 Tree, Equal After And, Rearrange Ranges

July Cook-Off 2022 Division 1 (Rated)

Subsequence LCM, Segmentation Fault, Partition Queries, String Break

June Cook-Off 2022 Division 1 (Rated)

Permutation Segments, Throw and Take, Simple XOR, Prefix Suffix Distinct, Split AND Sum

June Lunchtime 2022 Division 1 (Rated)

Chef And Lost Array, The Lost Array, Max Shift After XOR, XOR Times 2 Is Sum, Minimum Xor On Segment

Total Problems Solved: 50