Kumar Roshan

• Username: 2★kumar_roshan21
• Country:  India
• Student/Professional:Student
• Institution:Netaji Subhash Engineering College Kolkata, West Bengal, India
• 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: 12

Current Ratings Graph Old Ratings Graph

1506 (+22)RatingProvisional
Rating i Provisional Rating, click to know more

CodeChef Starters 31 Division 4 (Rated)(2022-03-23 23:00:06)

Global Rank:   1450

Cheated in:   

Ratings System Update

(2022-03-23 23:00:06)

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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1506 (+162)RatingProvisional
Rating i Provisional Rating, click to know more

CodeChef Starters 31 Division 4 (Rated)(2022-12-20 00:00:00)

Global Rank:   1450

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 (12)

CodeChef Starters 25 Division 3 (Rated)

Chef and His Fruit Stand

February Long 2022 - II, Division 3 (Rated)

World Chess Championship, Chef and NextGen

CodeChef Starters 27 Division 4 (Rated)

Distinct Binary Strings, Get Lowest Free, Too many items, Shopping Change, Blackjack

February Cook-Off 2022 Division 4

Complete the credits, Guess the bottom face, Lazy Salesman, Peaceful Party

February Lunchtime 2022 Division 4

Battery Low, Chessboard Distance, Watching Movies at 2x, Good Program

CodeChef Starters 28 Division 4 (Rated)

Chef and Instant Noodles, Self Defence Training, Car Choice, Qualify the round, Count the Holidays

March Long One 2022, Division 4 (Rated)

Wordle, Bath in Winters, Discus Throw, Akash and Missing Class, Akash and Function, Exact Marks

CodeChef Starters 29 Division 4 (Rated)

String protocol, Fill the Bucket, Tyre problem, Bomb the base

CodeChef Starters 30 Division 4 (Rated)

Gift Shop and Coupon, Chef and Water Bottles, Chef and Chocolates, Balanced Reversals

March Cook-Off 2022 Division 4

Janmansh and Coins, Janmansh at Fruit Market, Janmansh and Assignments, Janmansh and Games

CodeChef Starters 31 Division 4 (Rated)

Alternating String, Sign Moves, Cup Finals, Group Assignment, Economics Class

March Lunchtime 2022 Division 4

Credit score, Minimum number of coins, Buy 2 Get 1 Free, CRED Coins

Starters 40 Division 4 (Unrated)

Infinity Staircase

Total Problems Solved: 56