SHUBHAM KUMAR

• Username: 3★shubham743
• Country:  India
• Student/Professional:Student
• Institution:Birla Institute of Technology Mesra Ranchi, Jharkhand, 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

1670 (+55)RatingProvisional
Rating i Provisional Rating, click to know more

July Lunchtime 2019 Division 2(2019-07-27 22:30:00)

Global Rank:   16

Cheated in:   

Ratings System Update

(2019-07-27 22:30:00)

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?

1670 (-117)RatingProvisional
Rating i Provisional Rating, click to know more

July Lunchtime 2019 Division 2(2022-12-20 00:00:00)

Global Rank:   16

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 (13)

May Challenge 2017

Courses in an university, Chef and his daily routine

June Challenge 2017

A Good Set

August Long Challenge 2017

Chef and Rainbow Array, Chef and Mover, Greedy Candidates

September Challenge 2017

Chef and Pick Digit, Minimum Good Permutation, Little Chef and Sums

October Challenge 2017

Max Mex, A Balanced Contest

November Challenge 2017

Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes

May Lunchtime 2017

Prefix Inversions

July Lunchtime 2017

Find the Maximum Value

January Challenge 2018

Maximum Score, Rectangle

February Challenge 2018

Chef And His Characters, Chef And The Patents

March Challenge 2018 DIV 2

A Big Sale, Mix the Colors, Chef and Glove, Minion Chef and Bananas

May Challenge 2018 Division 2

Minimum Deletions

July Cook-Off 2019 Division 2

Birthday Gift Again, Playing with Strings, Two Variables

July Lunchtime 2019 Division 2

Delete a Subarray, Easy Math, Swapping

Total Problems Solved: 158