Suman Kumar

• Username: 3★suman_6
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Kharagpur West Bengal, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 17

Current Ratings Graph Old Ratings Graph

1769 (-9)RatingProvisional
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Starters 72 Division 2 (Rated)(2023-01-04 23:00:02)

Global Rank:   889

Cheated in:   

Ratings System Update

(2023-01-04 23:00:02)

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1778 (-72)RatingProvisional
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Starters 53 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1853

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 (17)

April Lunchtime 2021 Division 3

Bench Press, Chef in Heaven , Coldplay, Equinox Strings, Array Rotation

May Challenge 2021 Division 3 (Rated)

Xor Equality, Golf, Solubility

September Challenge 2021 Division 3 (Rated)

XOR Equal, Shuffling Parities, Airline Restrictions, Travel Pass

SnackDown 2021 - Online Qualifiers

Lucky Number

September Lunchtime 2021 Division 3

Two Dishes, Yet another SOD problem, Vaccine Dates , Balanced and Unique Arrays

SnackDown 2021 - Online Round 1A

Dance Moves

FizzBuzz Division 3 (Rated)

Magical Planks, Substring Minimum Function, Can_Reach, Can You Eat It

November Lunchtime 2021 Division 3

Rapid Re-Orderings, Minimum Number of Pizzas, Chef and Stock Prices

December Challenge 2021 Division 2 (Unrated)

List of Lists

SnackDown 2021 - Elimination Parallel (Rated for Div 2)

Yet another subarray problem, Remove Element

December Cook-Off 2021 Division 2

Median Minimization, Musical Chairs

CodeChef Starters 22 Division 2 (Rated)

An Interesting Sequence, Even Subset Xor, Merging Binary Strings, Equal LIS

January Lunchtime 2022 Division 2

Subarray permutations, Prefix Zeros

CodeChef Starters 25 Division 2 (Rated)

Building Towers, Points and Lines, K Distinct Array, Equal MEX

CodeChef Starters 28 Division 2 (Rated)

Permutation Xority, Count the Holidays

June Lunchtime 2022 Division 2 (Rated)

Zero Ones Equal One Zeros, The Lost Array, Max Shift After XOR, XOR Times 2 Is Sum, Equal by XORing

Starters 53 Division 2 (Rated)

Make A and B equal

Starters 72 Division 2 (Rated)

N Triplets

Total Problems Solved: 50