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• Username: 3★grindon
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Kharagpur West Bengal, India
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 19

Current Ratings Graph Old Ratings Graph

1659 (-13)RatingProvisional
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Starters 62 Division 2 (Rated)(2022-10-26 23:00:02)

Global Rank:   1070

Cheated in:   

Ratings System Update

(2022-10-26 23:00:02)

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1659 (-68)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 62 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1070

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?

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Contests (19)

December Challenge 2020 Division 2

Even Pair Sum, Vaccine Production, Vaccine Distribution, Positive Prefixes

November Lunchtime 2020 Division 2

Gasoline Introduction

UWCOI 2021 (Rated for all)

Array Swaps, Hidden Numbers

January Lunchtime 2021 Division 3 (Unrated)

Ashishgup and Interviews, Pair Me, Even Differences, Even Sum

February Challenge 2021 Division 3

Maximise Function, Highest Divisor

March Cook-Off 2021 Division 3

Weight Balance, Guess the Number, Matrix XOR, Pawri Meme

February Lunchtime 2021 Division 3

Daanish and Problems, Smallest Possible Whole Number, Coprime Range

April Cook-Off 2021 Division 2

Chocolate Monger

April Lunchtime 2021 Division 2

Chef in Heaven , Bench Press, Array Rotation

SPYBITS IIT BHU Division 2 (Rated)

B - Valentine Couples, A - Save Water Save Life

May Cook-Off 2021 Division 2

The Last Problem, Chef and Subarrays

July Challenge 2021 Division 2 (Unrated)

XxOoRr, Optimal Denomination, Chef vs Bharat

August Challenge 2021 Division 2 (Unrated)

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

September Challenge 2021 Division 2 (Unrated)

XOR Equal, Shuffling Parities, Airline Restrictions, Travel Pass

FizzBuzz Division 2 (Rated)

Magical Planks, Substring Minimum Function, Can_Reach

December Cook-Off 2021 Division 2

Musical Chairs

CodeChef Starters 22 Division 2 (Rated)

An Interesting Sequence, Equal LIS, Merging Binary Strings, Even Subset Xor

January Long 2022 - I, Division 2 (Unrated)

Prime in a binary string

Starters 55 Division 2 (Rated)

Balls and Boxes, Mean and Median

Starters 60 Division 2 (Rated)

Distinct Numbers, Yet Another Palindrome Problem, Palindrome Flipping

Starters 62 Division 2 (Rated)

Sorted Substrings, Make Multiple, Final Sum

Total Problems Solved: 164