SUMON KUMAR DAS

• Username: 2★shef_sumon
• Country:  India
• Student/Professional:Student
• Institution:National Institute of Technology Silchar Assam, India
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 20

Current Ratings Graph Old Ratings Graph

1438 (+6)RatingProvisional
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Starters 78 Division 3 (Rated)(2023-02-22 23:00:04)

Global Rank:   2050

Cheated in:   

Ratings System Update

(2023-02-22 23:00:04)

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1440 (+5)RatingProvisional
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December Long 2022 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   2297

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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Contests (20)

July Cook-Off 2022 Division 4 (Rated)

K-MEX, Xor Permutation, Chef Drinks Tea, High Accuracy, Enough Space

June Long One 2022 Division 4 (Rated)

Chairs Requirement, Subscriptions

Starters 44 Division 4 (Rated)

Biryani classes, Air Hockey

Starters 43 Division 4 (Rated)

Burgers, Waiting Time, Joining Date, DNA Storage

June Lunchtime 2022 Division 4 (Rated)

Zero Ones Equal One Zeros, It is My Serve, Too many Floors, Determine the Score

June Long Two 2022 Division 4 (Rated)

Fitness, Reversal Sorting, Make all equal using Pairs, Count the ACs, Complementary Strand in a DNA

Starters 45 Division 4 (Rated)

Chef and his Apps, Best of Two, Retrieve the Array, Adjacent Sum Parity, Change Row and Column Both

July Long One 2022 Division 4 (Rated)

Find A, B, C, Chef and Candies, Pass the Exam, Slow Solution, Game of Piles Version 1, Journey of the Knight, Bidding

Starters 46 Division 4 (Rated)

Prime Xor, Sort the String, Counting Words, MATH1 Enrolment, Group Assignment

Starters 47 Division 4 (Rated)

Chef On Date, Chess Time, Minimum Coins, Construct N, Similar Heights, End Sorted

Starters 48 Division 4 (Rated)

Buy Lamps, Fill The Grid, Passes for Fair, Fill Candies, Make Palindrome 2, Positive array

July Long Two 2022 Division 3 (Rated)

To Divide or Not To Divide, Chef in his Office

Starters 49 Division 3 (Rated)

N Buttons 1 Bulb, High Frequency, Valid Minimum

Starters 50 Division 3 (Rated)

Permutation GCD, Sum Product Segments, Nearest Court, Average Permutation

Starters 51 Division 3 (Rated)

Chef & Cook Game, TV Discount, Different Medians, Copy and Paste, Split N

December Long 2022 Division 3 (Rated)

Reach fast

Starters 74 Division 3 (Rated)

Odd Even Binary String

Starters 76 Division 4 (Rated)

Redistributing Chocolates, Read Pages, Zero String, 400M Race

February Cook-Off 2023 Division 4 (Rated)

Battery Health, Take Not Less, Bi_lindrome!, Permutation and Modulus, Netflix

Starters 78 Division 3 (Rated)

Valid Expression, Passing Marks

Total Problems Solved: 97