Shubh Shah

• Username: 4★codecook09
• Country:  India
• Student/Professional:Student
• Institution:Birla Institute of Technology & Science Pilani, Goa Campus
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 40

Current Ratings Graph Old Ratings Graph

1875 (-1)RatingProvisional
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July Challenge 2020 Division 1(2020-07-13 15:00:00)

Global Rank:   562

Cheated in:   

Ratings System Update

(2020-07-13 15:00:00)

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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1875 (-37)RatingProvisional
Rating i Provisional Rating, click to know more

July Challenge 2020 Division 1(2022-12-20 00:00:00)

Global Rank:   562

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 (40)

October Mega Cook-Off 2018 Division 2

Ada and the Staircase

December Challenge 2018 Division 2

Max and Electrical Panel, Chef and Interactive XOR, Chef and Meatballs, Chef and Interactive Contests, Chef and An Ideal Problem

November Challenge 2018 Division 2

Chef and Ridges, Chef and Difficult Contests

October Challenge 2018 Division 2

Chef and Serves, Byte to Bit

December Lunchtime 2018 Division 2

Print Pattern

January Challenge 2019 Division 2

Yet Another Problem About Sequences, Different Neighbours, Lucky Number Game, Distinct Pairs, Chef and Modulo Game, Fancy Quotes

January Cook-Off 2019 Division 2

Ada School, Ada King

Plinth-Enigma'19 LNMIIT Techfest - (Rated for all)

XOR! Wait for it, Summation over nCr

February Challenge 2019 Division 2

Manhattan Rectangle, Guess It Right, Chef and Magical Jars, Chef and Secret Ingredients, Appy and Contest, (Challenge) Chef with Orchestra in the Kitchen, Art of Balance, Deputy Chef

February Cook-Off 2019 Division 1

Chef and Secret Password, Chef and Party

March Challenge 2019 Division 2

Chef got Recipes, Chef and Number Game, Yet Again a Subarray Problem, Chef and a Beautiful Digit

March Cook-Off 2019 Division 1

XOR N-bonacci Sequence

Coders' Legacy 2019 (Rated for all)

Bathwater, IPL and RCB

April Challenge 2019 Division 1

Playing with Numbers, Subtree Removal

April Cook-Off 2019 Division 2

Pied Piper vs Hooli, Making a Meal, Chef Learning Hungarian Algorithm

May Challenge 2019 Division 2

Matches, Reduce to One

June Challenge 2019 Division 2

Road Signs, Chef and Proxy, Lent Money, Guddu on a Date, Chef and Ingredients, Intersecting Paths, Sum and GCD

June Lunchtime 2019 Division 2

Ping Paja Pong, Magda and Silly Pairs

July Challenge 2019 Division 2

Parity Again, Minimum and Maximum, Chef and Mean

August Challenge 2019 Division 2

Guddu and his Mother, Dilemma, Football, Distribute Apples, Zombie and the Caves

August Lunchtime 2019 Division 2

Eidi Gift, Chef and Trip

September Challenge 2019 Division 2

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

October Challenge 2019 Division 2

Even Edges, Missing Number, Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Phone Prices

November Challenge 2019 Division 2

Physical Exercise, Hard Sequence, Weapon Value, Chef and Minimum Colouring

Code Melange (Rated for all)

A Small Array, Go Round, Max power

January Challenge 2020 Division 2

Chef and Dynamo, Doraemon, Equality, Chefina and Prefix Suffix Sums, Breaking Bricks

February Challenge 2020 Division 1

Chef and Railway Stations, No Change Required, Long Contest and Cook Off Overlaps

March Challenge 2020 Division 1

Lasers Everywhere

April Challenge 2020 Division 1

Strange Number, Squared Subsequences, Perfect Power Divisors, Ready Bitwise, Leaked Answers (Challenge)

February Cook-Off 2020 Division 1

XOR Game

April Cook-Off 2020 Division 1

Simple Operations

May Lunchtime 2020 Division 1

Convert the String

D'Code Division 2 (Rated)

Full Barrier Alchemist, The Promised Land

June Challenge 2020 Division 1

The Tom and Jerry Game!

July Challenge 2020 Division 1

Chefina and Swaps, Missing a Point, Doctor Chef

June Cook-Off 2020 Division 2

Cache Hits, Per Capita Income, Max Mex

RECode 12.0 (Rated for all)

Chef and String, Chef and Walk, Chef and Numbers

Total Problems Solved: 145