Naivenoob

• Username: 3★decode876
• Country:  India
• Student/Professional:Other
• 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: 24

Current Ratings Graph Old Ratings Graph

1688 (+9)RatingProvisional
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May Challenge 2021 Division 2 (Rated)(2021-05-17 15:00:02)

Global Rank:   2349

Cheated in:   

Ratings System Update

(2021-05-17 15:00:02)

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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1688 (-52)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2021 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   2349

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 (24)

July Cook-Off 2018 Division 2

Encoding Message

June Challenge 2018 Division 2

Binary Shuffle, Naive Chef

July Challenge 2018 Division 2

Magic Set, Strike or Spare

August Challenge 2018 Division 2

Modular GCD, Problem Sort, Sheokand and Number, Spell Bob

September Challenge 2018 Division 2

War of XORs, Bad Shuffle, Chef and Adventures, Magician versus Chef

December Challenge 2018 Division 2

Chef and Interactive Contests, Chef and An Ideal Problem

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

January Challenge 2019 Division 2

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

April Challenge 2019 Division 2

Subtree Removal, Fencing, Maximum Remaining, Friend or Girlfriend

May Challenge 2019 Division 2

Reduce to One

July Challenge 2019 Division 2

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

August Challenge 2019 Division 2

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

August Lunchtime 2019 Division 1

Destroy Cells

September Challenge 2019 Division 1

Biladerim Icin, Fuzzy Linear Combinations, Chef Designed a Network

October Challenge 2019 Division 1

Even Edges, Chef and Maximum Star Value, Array Modification

November Challenge 2019 Division 1

A Simple Game

September Challenge 2020 Division 1

Chefina and Swap, Ada Matrix, Find XOR

February Challenge 2021 Division 2

Frog Sort, Team Name, Prime Game, Maximise Function

February Lunchtime 2021 Division 2

Coprime Range, Sed Max, Average Sorting, Palpal Strings

March Challenge 2021 Division 2

Interesting XOR!, College Life 4, Consecutive Adding, Paparazzi Gennady, Space Arrays, Wireless Electricity (Challenge), Maximum Topological Sort

April Challenge 2021 Division 2

Worthy Matrix, Chef and Dice

April Lunchtime 2021 Division 2

Chef in Heaven , Bench Press, Array Rotation

May Challenge 2021 Division 2 (Rated)

Tree House, Xor Equality, Tic Tac Toe, Modular Equation

Total Problems Solved: 100