Subhash Reddy Kallam

• Username: 4★storm1seven
• Country:  India
• Student/Professional:Student
• Institution:Amrita School of Engineering Amritapuri Kerala
• 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: 27

Current Ratings Graph Old Ratings Graph

1837 (-47)RatingProvisional
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August Challenge 2020 Division 1(2020-08-17 15:00:00)

Global Rank:   1084

Cheated in:   

Ratings System Update

(2020-08-17 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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1837 (+21)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   1084

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 (27)

September Mega Cook-Off 2018 Division 2

Make a Permutation, ATM Machine

September Challenge 2018 Division 2

War of XORs, Magician versus Chef, Chef and Adventures

November Challenge 2018 Division 2

Chef and Ridges, Chef and Difficult Contests, Chef and Happiness

October Challenge 2018 Division 2

Chef and Serves, Byte to Bit

September Lunchtime 2018 Division 2

Judging Delay

November Lunchtime 2018 Division 2

Event

Encoder (Rated for Division 2)

Knight Chess

January Challenge 2019 Division 2

Lucky Number Game, Distinct Pairs, Chef and Modulo Game, Fancy Quotes

February Challenge 2019 Division 2

Deputy Chef, Art of Balance, Appy and Contest, Chef and Secret Ingredients, Chef and Magical Jars

March Challenge 2019 Division 2

Chef got Recipes, Chef and Number Game, Yet Again a Subarray Problem, Chef and a Beautiful Digit, (Challenge) Interleaving Strings

July Challenge 2019 Division 2

Guess the Prime!, Parity Again, Minimum and Maximum, Chef and Mean

August Challenge 2019 Division 1

Guddu and his Mother, Dilemma, Maximize an Expression

October Challenge 2019 Division 1

Array Modification, Chef and Maximum Star Value, Even Edges

November Lunchtime 2019 Division 1

Planting Trees, Washing Windows

December Challenge 2019 Division 1

Binary XOR, Addition

January Challenge 2020 Division 1

Chef and Dynamo, Doraemon

February Challenge 2020 Division 1

Chef and Railway Stations, No Change Required, The Theatre Problem, School of Geometry, Hard Cash, (Challenge) Raisins, Long Contest and Cook Off Overlaps

April Challenge 2020 Division 1

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

April Lunchtime 2020 Division 1

Positive Mex

ENIGMA - PLINTH'20 LNMIIT (Rated for all)

Gru is Handing Out Bananas, Minion AND Range, Recruit Villagers

International Coding Marathon (Rated for all)

Is This JEE, Mr Pr in a Dilemma , Are These Equal, Lavanya Loves DFA

August Challenge 2020 Division 1

Smallest KMP

RECode 12.0 (Rated for all)

Chef and String, Chef and Walk, Chef and Rotation, Chef and Subsequences, Chef and Numbers

Coders' Legacy (Rated for all)

Chef vs Doof, Doof on Cartesian, Doof fires Brackets

Total Problems Solved: 107