kohei

• Username: 6★yosupo
• Student/Professional:Professional
• Organisation:Indeed
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

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No. of Contests Participated: 2

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2462? (+592)RatingProvisional
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November Lunchtime 2021 Division 2(2021-11-27 22:30:02)

Global Rank:   1

Cheated in:   

Ratings System Update

(2021-11-27 22:30:02)

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2462? (+484)RatingProvisional
Rating i Provisional Rating, click to know more

November Lunchtime 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   1

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 (2)

September Lunchtime 2020 Division 2

Permutation Split, GCD operations, Root the Tree, Robot Detector, Watermelon, Few Different Elements

November Lunchtime 2021 Division 2

Expected Weight, Min-Max Rotations, Ghost Chase, Permutation Pairs, Subarray Jumps, Strange Minimization, Rapid Re-Orderings

Total Problems Solved: 13