Ritwik Sinha

• Username: 2★poof
• Country:  India
• Student/Professional:Student
• Institution:Vellore Institute of Technology, Vellore
• 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: 10

Current Ratings Graph Old Ratings Graph

1593 (+3)RatingProvisional
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Starters 42 Division 2 (Rated)(2022-06-08 23:00:02)

Global Rank:   1899

Cheated in:   

Ratings System Update

(2022-06-08 23:00:02)

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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1593 (-109)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 42 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1899

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 (10)

July Challenge 2021 Division 3 (Rated)

Maximum Production, XxOoRr, Relativity

July Cook-Off 2021 Division 2

XOR-ORED

July Lunchtime 2021 Division 2

Beautiful Pairs

CodeChef Starters 6 Division 3 (Rated)

Joker and Batman, Three Dices, Cricket Ranking

CodeChef Starters 7 Division 2 (Unrated)

Maximum Array Xor, Chess Format, Food Chain

August Challenge 2021 Division 2 (Unrated)

Problem Difficulties, Olympics Ranking, Chef and Bulb Invention, Array Filling, Special Triplets

August Cook-Off 2021 Division 2

Different String, Chef and Closure, Equal Difference

August Lunchtime 2021 Division 2

K-th Maximum, Crossing Blocks, Just a Graph

CodeChef Starters 9 Division 2 (Unrated)

Black cells in a chessboard, Large Square, Bus full of passengers

September Challenge 2021 Division 2 (Unrated)

XOR Equal

September Cook-Off 2021 Division 2

Fake Swaps, Adjacency Hatred, Zebra Crossing

CodeChef Starters 12 Division 2 (Unrated)

Make it Divisible, Maximum Points

CodeChef Starters 13 Division 2 (Rated)

Add and Divide, Chef in Vaccination Queue, Maximum Light Up, Magical Doors

CodeChef Starters 14 Division 2 (Unrated)

Odd GCD, Diagonal movement, FIXFIX

January Long 2022 - I, Division 2 (Unrated)

Prime in a binary string, Retrieve back the Array

CodeChef Starters 23 Division 2 (Unrated)

Average of Three, Subarray Mex, Maximising Vacations, Non Zero Subarray Xor

Starters 40 Division 2 (Unrated)

Infinity Staircase, Or Permutation, Good Pairs

June Cook-Off 2022 Division 2 (Rated)

Break the Stick

Starters 42 Division 2 (Rated)

Minimum or Maximum, Divisible by 3

Total Problems Solved: 62