Neles Sinha Roy

• Username: 4★neles_650
• Country:  India
• Student/Professional:Professional
• Organisation:SAP Labs India Pvt Ltd
• CodeChef Pro Plan: No Active Plan. View Details

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

Rating Graph

No. of Contests Participated: 19

Current Ratings Graph Old Ratings Graph

1880 (+57)RatingProvisional
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February Lunchtime 2022 Division 2(2022-03-01 23:00:02)

Global Rank:   106

Cheated in:   

Ratings System Update

(2022-03-01 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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1880 (-216)RatingProvisional
Rating i Provisional Rating, click to know more

February Lunchtime 2022 Division 2(2022-12-20 00:00:00)

Global Rank:   106

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 (19)

August Challenge 2020 Division 2

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

September Challenge 2020 Division 2

A Problem on Sticks, Ada Matrix

August Cook-Off 2020 Division 2

Polygon Relationship, Chef and Work, K-Foldable String

Code Ensemble (Rated for Division 2)

Priya and AND

March Challenge 2021 Division 3

College Life 4, No Time to Wait, Space Arrays, Paparazzi Gennady, Chef and Groups, Interesting XOR!

June Challenge 2021 Division 3 (Rated)

Shortest Route, Bitwise Tuples, Bella ciao, Summer Heat

June Lunchtime 2021 Division 3

Richie Rich, HTML Tags, False Number

July Challenge 2021 Division 3 (Rated)

Chef vs Bharat, Optimal Denomination, Maximum Production, Relativity, XxOoRr

July Lunchtime 2021 Division 2

Beautiful Pairs, Array Rotation Returns

August Challenge 2021 Division 2 (Unrated)

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

August Cook-Off 2021 Division 2

Different String, Chef and Closure, Equal Difference, Clear the Array

August Lunchtime 2021 Division 2

K-th Maximum, Crossing Blocks, Just a Graph

September Challenge 2021 Division 2 (Unrated)

Airline Restrictions, Travel Pass, Shuffling Parities, XOR Equal, 2-D Point Meeting

SnackDown 2021 - Online Qualifiers

Maximum Number Of Distinct Elements, Lucky Number

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Min Max LCM

SnackDown 2021 - Online Round 1B

Queens Placement , Largest Laddu, Help Nishant

SnackDown 2021 - Online Pre-Elimination

Product Pain

C.O.D.E.R.S Division 1 (Unrated)

The One with All the Candy, The One with Ross Wedding

FizzBuzz Division 2 (Rated)

Magical Planks, Clean The Sequence, Substring Minimum Function, Can_Reach, Kingdom Attack

November Lunchtime 2021 Division 2

Rapid Re-Orderings, Strange Minimization, Expected Weight, Subarray Jumps

December Lunchtime 2021 Division 1

Romantic Reversals

Infinity 2k21 Division 1 (Unrated)

Marbles

Code Drive Division 2 (Rated)

Again XOR problem, Maximum Factors Problem, Count Number of Peaks

February Long 2022 - I, Division 2 (Unrated)

Remove Adjacent, N Queens Puzzle Solved !, Bitwise Blend, Binary Base Basics, Digit Multiplication By K

CodeChef Starters 27 Division 2 (Rated)

String Reverse, Distinct Binary Strings, Non Coprime Neighbours, The product mystery

February Lunchtime 2022 Division 2

Four Equidistant Points on a Grid, Parallel Processing, Magical Modulo, Magnet Sort

Total Problems Solved: 258