koustubh sinha

• Username: 3★koustubh13
• Country:  India
• Student/Professional:Student
• Institution:Jaypee Institute of Information Technology Noida, Uttar Pradesh, 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: 14

Current Ratings Graph Old Ratings Graph

1668 (+8)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 61 Division 2 (Rated)(2022-10-19 23:00:02)

Global Rank:   1219

Cheated in:   

Ratings System Update

(2022-10-19 23:00:02)

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?

1668 (+30)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 61 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1219

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)

None

Practice Paths (0)

None

Contests (14)

SnackDown 2021 - Online Qualifiers

Lucky Number

February Lunchtime 2022 Division 4

Parallel Processing

CodeChef Starters 28 Division 4 (Rated)

Chef and Instant Noodles, Permutation Xority, Self Defence Training, Car Choice, Qualify the round

CodeChef Starters 29 Division 4 (Rated)

Plusle and Minun on Array

CodeChef Starters 31 Division 4 (Rated)

Economics Class, Group Assignment, The Unchanging OR, Cup Finals, Sign Moves, Alternating String

CodeChef Starters 32 Division 4 (Rated)

Binary String Cost, Volume Control, Finding Shoes, Course Registration

April Cook-Off 2022 Division 4

Sticks and Rectangles, Email Reminders

CodeChef Starters 33 Division 4 (Rated)

The Cheaper Cab, Monthly Budget, Minimum Cars required, Non Adjacent Flips, Make Them Equal

CodeChef Starters 34 Division 4 (Rated)

Expiring Bread, Positive Products, Is the Score Consistent, Average Array, Good Quality Bulbs

Starters 35 Division 4 (Rated)

Dark Light, Water Requirement, Police and Thief, Jenga Night

August Lunchtime 2022 Division 4 (Rated)

Test Averages, Candy Distribution, Equalizing Numbers, Easy Permutation, Array Equality, Height of Rationals

Starters 53 Division 3 (Rated)

Make A and B equal, Weights, Odd Pairs, Black&White Ring Game

Starters 55 Division 3 (Rated)

Balls and Boxes, Permutation Clear, Mean and Median, Broken Phone, OR Tuples

September Long 2022 Division 3 (Rated)

Speed Limit Test, Bob at the Bank, Pokemon Battles, Interesting Subarray, Good Pairs

Starters 58 Division 2 (Unrated)

Break the elements

Starters 61 Division 2 (Rated)

Minimise LCS, Weird Subarrays, Subarray Removal

Total Problems Solved: 62