Shubham

• Username: 3★shubham242
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Engineering Science and Technology, Shibpur Howrah, West Bengal, 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: 29

Current Ratings Graph Old Ratings Graph

1735 (-18)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 104 Division 2 (Rated)(2023-10-18 22:00:02)

Global Rank:   823

Cheated in:   

Ratings System Update

(2023-10-18 22:00:02)

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?

1753 (-103)RatingProvisional
Rating i Provisional Rating, click to know more

July Lunchtime 2022 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   998

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 (29)

July Challenge 2020 Division 2

Chef and Strings

October Challenge 2020 Division 2

Covid Run

December Challenge 2020 Division 2

Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution

September Cook-Off 2020 Division 2

Bowling Strategy

September Lunchtime 2020 Division 2

GCD operations, Watermelon

January Challenge 2021 Division 3

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

February Challenge 2021 Division 3

Chef and Meetings, Maximise Function, Highest Divisor

March Challenge 2021 Division 3

Paparazzi Gennady, No Time to Wait, Space Arrays, College Life 4, Chef and Groups, Interesting XOR!

April Challenge 2021 Division 2

Worthy Matrix, Chef and Dice

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 2

From Rational to Binary, Unpleasant Ones, False Number

CodeChef Starters 10 Division 2 (Rated)

Maximise the Subsequence Sum, Remove One Element

September Challenge 2021 Division 2 (Unrated)

XOR Equal, Shuffling Parities, Airline Restrictions, Travel Pass

September Cook-Off 2021 Division 2

Chef and Pairwise Distances, Adjacency Hatred, Zebra Crossing, Fake Swaps

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

CodeChef Starters 11 Division 2 (Rated)

The Grid Fill Problem, Obtain the Sum

CodeChef Starters 13 Division 2 (Rated)

Maximum Light Up, Magical Doors, Chef in Vaccination Queue, Add and Divide

September Lunchtime 2021 Division 2

Balanced and Unique Arrays, Alice vs Bob Faceoff, Yet another SOD problem

October Lunchtime 2021 Division 2

Chef and Water Car, Exactly N plus 1 Values

SnackDown 2021 - Online Round 1A

Min Max LCM, Equal Beauty, Round Robin Ranks , Yet Another Flipping Problem, Dance Moves

June Lunchtime 2022 Division 2 (Rated)

Zero Ones Equal One Zeros

Starters 45 Division 2 (Rated)

Even Equal Odd, Xor and Multiply, Retrieve the Array, Adjacent Sum Parity

Starters 46 Division 2 (Rated)

Array sorting, Sort the String, Vowel Anxiety, Prime Xor

Starters 47 Division 2 (Rated)

Copy and Push Back, Similar Heights, End Sorted

July Lunchtime 2022 Division 2 (Rated)

Easy Pronunciation, Yet Another Palindrome Making Problem, Maximum Median Matching, Largest Family

Starters 104 Division 2 (Rated)

Maximise Sum, GCD and LCM

Total Problems Solved: 85