Arsh Mahajan

• Username: 5★nightmare05
• Country:  India
• Student/Professional:Professional
• Organisation:AlphaGrep Securities Pvt Ltd
• 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: 18

Current Ratings Graph Old Ratings Graph

2143 (-44)RatingProvisional
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March Challenge 2021 Division 1(2021-03-15 15:00:00)

Global Rank:   185

Cheated in:   

Ratings System Update

(2021-03-15 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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2143 (-57)RatingProvisional
Rating i Provisional Rating, click to know more

March Challenge 2021 Division 1(2022-12-20 00:00:00)

Global Rank:   185

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 (18)

March Cook-off 2018 Division 2

Chef Restores a Matrix, Chef Goes to the Cinema, Chef Judges a Competition

November Cook-Off 2018 Division 1

Beautiful Garland, A-B Game

May Challenge 2018 Division 2

Mighty Friend, Minimum Deletions, Xor Again

June Challenge 2018 Division 2

Naive Chef

August Challenge 2018 Division 2

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

December Challenge 2018 Division 1

(Challenge) Delete DAG, Max and Electrical Panel, Directing Edges, Chef and Interactive XOR

November Challenge 2018 Division 1

Appy Loves One, Magician versus Chef 2, Chef, Primes and Trees (Challenge), Good Median

July Lunchtime 2018 Division 2

Split Stones, Forced Particles

August Lunchtime 2018 Division 2

Chef and Problem Setting, Chef and Eid, Mix Mix Game

January Challenge 2019 Division 1

Yet Another Problem About Sequences, Different Neighbours, Partition the Graph, Distinct Pairs, (Challenge) Chef and Matching Game, A Pizza Slice

January Cook-Off 2019 Division 1

Ada Matrix, Ada School

February Cook-Off 2019 Division 1

Max Range Queries, Chef and Party, Chef and Secret Password

March Cook-Off 2019 Division 1

XOR N-bonacci Sequence, Markers and Caps

Coders' Legacy 2019 (Rated for all)

Bathwater, IPL and RCB

August Challenge 2019 Division 1

Guddu and his Mother, Encoding, Dilemma, Maximize an Expression, Chef and Gordon Ramsay, Football, Distribute Apples, Zombie and the Caves

January Cook-Off 2020 Division 1

Chefina and Sums, Range AND, Profitable Paths

January Lunchtime 2020 Division 1

Minimum and Maximum, Construct Array, Under the Tunnels, Folding Paper

September Challenge 2020 Division 1

Chefina and Swap, Chef and Trump Cards, Find XOR, Divide Candies, Ada Matrix

March Challenge 2021 Division 1

Space Arrays

SnackDown 2021 - Online Qualifiers

Lucky Number

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Equal Beauty, Min Max LCM

Total Problems Solved: 174