Rishav Kumar

• Username: 4★hitk_69
• Country:  India
• Student/Professional:Student
• Institution:Heritage Institute of Technology, Kolkata
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 9

Current Ratings Graph Old Ratings Graph

1861 (-35)RatingProvisional
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May Cook-Off 2021 Division 2(2021-05-24 00:00:02)

Global Rank:   1766

Cheated in:   

Ratings System Update

(2021-05-24 00:00:02)

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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1861 (+50)RatingProvisional
Rating i Provisional Rating, click to know more

May Cook-Off 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   1766

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?

Learning Paths (0)

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Practice Paths (0)

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Contests (9)

July Challenge 2020 Division 2

Chefina and Swaps, Ada King, Chef and Strings, Chef and Card Game, Doctor Chef, Missing a Point

August Challenge 2020 Division 2

Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP, Chef and Wedding Arrangements

September Challenge 2020 Division 2

Chefina and Swap, A Problem on Sticks, Ada Matrix

June Lunchtime 2020 Division 2

Maximum AND, Chef and Demonetisation, Increasing Decreasing

October Challenge 2020 Division 2

Chef and Easy Queries, Replace for X, Positive AND, Covid Run

November Challenge 2020 Division 2

Restore Sequence, Ada and Dishes, Magical Candy Store, Iron, Magnet and Wall

January Challenge 2021 Division 2

Watching CPL, Fair Elections

February Challenge 2021 Division 2

Frog Sort, Highest Divisor, Maximise Function, XOR Sums, Multiple Games, Prime Game, Team Name

May Cook-Off 2021 Division 2

The Last Problem

June Challenge 2021 Division 2 (Unrated)

Summer Heat

Total Problems Solved: 73