Shubham Kumar Singh

• Username: 1★shubhamsingh81
• Country:  India
• Student/Professional:Student
• Institution:Institute of Engineering and Management, Kolkata 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: 16

Current Ratings Graph Old Ratings Graph

1239 (+54)RatingProvisional
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Starters 79 Division 4 (Rated)(2023-03-01 23:00:06)

Global Rank:   1866

Cheated in:   

Ratings System Update

(2023-03-01 23:00:06)

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1185 (+7)RatingProvisional
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November Long 2022 Division 4 (Rated)(2022-12-20 00:00:00)

Global Rank:   5712

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 (16)

February Long 2022 - I, Division 3 (Rated)

Chef and the Hair Salon

CodeChef Starters 25 Division 3 (Rated)

Fit in Data Type, Chef and His Fruit Stand

CodeChef Starters 27 Division 4 (Rated)

Get Lowest Free, Too many items, Shopping Change, Blackjack

February Lunchtime 2022 Division 4

Battery Low, Watching Movies at 2x, Chessboard Distance

April Long One 2022, Division 4 (Rated)

Ezio and Guards, The Cooler Dilemma 1, The Cooler Dilemma 2

April Long Two 2022 Division 4 (Rated)

Sasta Shark Tank, Best Coupon, Six Friends

Starters 44 Division 4 (Rated)

Biryani classes, Air Hockey

June Long Two 2022 Division 4 (Rated)

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

August Long 2022 Division 4 (Rated)

Sale Season, Make A and B equal, Maximum Submissions, Hello Equation, Two Trains

Starters 52 Division 4 (Rated)

AI Analysing Code, WA Test Cases, Air Conditioner Temperature

August Lunchtime 2022 Division 4 (Rated)

Height of Rationals

Starters 53 Division 4 (Rated)

Car Trip, Greater Average, Weights

September Long 2022 Division 4 (Rated)

Chef and Wire Frames, Bob at the Bank

Starters 64 Division 4 (Rated)

Mario and the Broken String, Luigi and Uniformity, Distinct Colors, Water Consumption

November Long 2022 Division 4 (Rated)

Time Complexity, Water Mixing

Starters 79 Division 4 (Rated)

Add smallest prime factor, Distinct Opposite Sums, Better Deal, Ageing

Total Problems Solved: 48