Rachit Kumar Gupta

• Username: 3★nodemailer
• Country:  India
• Student/Professional:Professional
• Organisation:Media.net
• 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: 25

Current Ratings Graph Old Ratings Graph

1643 (-40)RatingProvisional
Rating i Provisional Rating, click to know more

July Lunchtime 2022 Division 2 (Rated)(2022-07-17 23:30:02)

Global Rank:   2151

Cheated in:   

Ratings System Update

(2022-07-17 23:30:02)

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?

1643 (+22)RatingProvisional
Rating i Provisional Rating, click to know more

July Lunchtime 2022 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   2151

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 (25)

September Challenge 2019 Division 2

Chef Designed a Network, Easy Fibonacci, Chef and Interesting Subsequences

October Challenge 2019 Division 2

Even Edges, Missing Number, Chef and Maximum Star Value, Array Modification, (Challenge) Maximizing LIS, Operations on a Matrix, Phone Prices

October Mega Cook-Off 2019 Division 2

Medel

December Challenge 2019 Division 2

Plus Multiply, Easy Subsequence Selection, That Is My Score!

December Cook-Off 2019 Division 2

Change It

February Challenge 2020 Division 2

School of Geometry, Hard Cash, No Change Required

March Challenge 2020 Division 2

Pintu and Fruits

April Challenge 2020 Division 2

Strange Number, Squared Subsequences, Unit GCD, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue

May Challenge 2020 Division 2

Coronavirus Spread, Isolation Centers

January Cook-Off 2020 Division 2

Chef Chick, Exam Cheating

April Cook-Off 2020 Division 2

Lift Requests, Matrix Decomposition

April Lunchtime 2020 Division 2

Chef in Fantasy League

Biteration #2 (Rated for Division 2)

A - Books

Exun Programming Prelims 2019 (Rated for all)

Weird Modulo Problem

UWCOI 2020 (Rated for all)

Button Pairs, Find maximum in an Array

August Challenge 2020 Division 2

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

September Challenge 2020 Division 2

Chefina and Swap, A Problem on Sticks, Ada Matrix, Coronavirus Spread 2

October Challenge 2020 Division 2

Positive AND, Chef and Easy Queries, Covid Run, Replace for X

October Lunchtime 2020 Division 2

AND Plus OR

September Lunchtime 2020 Division 2

GCD operations, Watermelon

Code Ensemble (Rated for Division 2)

Priya and AND, Help Martha

February Challenge 2021 Division 2

Frog Sort, Team Name, Maximise Function

April Challenge 2021 Division 2

Worthy Matrix, Chef and Dice

April Cook-Off 2021 Division 2

Chocolate Monger

July Lunchtime 2022 Division 2 (Rated)

Easy Pronunciation

Total Problems Solved: 78