Explorer0

• Username: 2★skylum
• Country:  India
• Student/Professional:Student
• Institution:Motilal Nehru National Institute of Technology Allahabad Uttar Pradesh, India
• 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: 13

Current Ratings Graph Old Ratings Graph

1581 (+29)RatingProvisional
Rating i Provisional Rating, click to know more

June Lunchtime 2021 Division 3(2021-06-26 22:45:04)

Global Rank:   1385

Cheated in:   

Ratings System Update

(2021-06-26 22:45:04)

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?

1581 (-38)RatingProvisional
Rating i Provisional Rating, click to know more

June Lunchtime 2021 Division 3(2022-12-20 00:00:00)

Global Rank:   1385

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 (13)

February Challenge 2020 Division 2

Hard Cash, School of Geometry

October Challenge 2020 Division 2

Replace for X

January Challenge 2021 Division 3

Watching CPL, Fair Elections, Chef and Division 3, Point Of Impact, Encoded String

January Cook-Off 2021 Division 3

Distinct Pair Sums, Password

February Challenge 2021 Division 3

Highest Divisor, Maximise Function, Chef and Meetings, Frog Sort

February Lunchtime 2021 Division 3

Daanish and Problems, Smallest Possible Whole Number, Coprime Range

March Challenge 2021 Division 3

Interesting XOR!, Chef and Groups, Space Arrays, No Time to Wait

March Lunchtime 2021 Division 3

Turn It, Motivation, Racing

April Challenge 2021 Division 3

Chef and Dice, Strong Language, World Record, Worthy Matrix, Valid Pair

May Challenge 2021 Division 2 (Rated)

Xor Equality

June Challenge 2021 Division 3 (Rated)

Shortest Route, Bitwise Tuples, Bella ciao, Summer Heat

June Lunchtime 2021 Division 3

From Rational to Binary, False Number, HTML Tags, Richie Rich

July Challenge 2021 Division 2 (Unrated)

XxOoRr

August Challenge 2021 Division 2 (Unrated)

Special Triplets, Olympics Ranking, Problem Difficulties, Chef and Bulb Invention, Array Filling

AlgoManiac - Code For Future Division 2 (Unrated)

Say No To Drugs, The Old Saint And Three Questions, Meet In The Median

September Challenge 2021 Division 2 (Unrated)

XOR Equal, Shuffling Parities, Airline Restrictions, Travel Pass

Total Problems Solved: 146