Shubham Kumar

• Username: 3★shubham_kumar2
• Country:  India
• Student/Professional:Student
• Institution:Techno India Saltlake 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: 19

Current Ratings Graph Old Ratings Graph

1691 (+36)RatingProvisional
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April Lunchtime 2021 Division 2(2021-04-30 22:30:02)

Global Rank:   713

Cheated in:   

Ratings System Update

(2021-04-30 22:30:02)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

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1691 (-131)RatingProvisional
Rating i Provisional Rating, click to know more

April Lunchtime 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   713

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 (19)

August Cook-Off 2018 Division 2

Mixi Game

September Mega Cook-Off 2018 Division 2

ATM Machine, Make a Permutation

August Challenge 2018 Division 2

Problem Sort, Sheokand and Number, Spell Bob

September Challenge 2018 Division 2

Magician versus Chef, War of XORs, Chef and Condition Zero (Challenge), Chef and Adventures

August Lunchtime 2018 Division 2

Chef and Problem Setting, Chef and Eid

September Lunchtime 2018 Division 2

Judging Delay

October Lunchtime 2018 Division 2

Coloring the Grid, Weird Question, Three Friends

ProCon Junior (Rated for Division 2)

Chef and Secret Ingredient, Chef and Bored Games

March Challenge 2019 Division 2

Chef and Number Game

August Challenge 2019 Division 2

Dilemma, Football, Distribute Apples, Zombie and the Caves

July Challenge 2020 Division 2

Ada King, Chef and Card Game, Chef and Strings

November Challenge 2020 Division 2

Ada and Dishes, Restore Sequence

January Challenge 2021 Division 2

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

December Challenge 2020 Division 2

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

January Cook-Off 2021 Division 2

Prime Tuples, Maximise Islands

December Lunchtime 2020 Division 2 (Unrated)

Three Letters, One Zero Swaps, Sed Sequences

January Lunchtime 2021 Division 2 (Unrated)

Binary Subsequence, Even Differences, Even Sum

February Challenge 2021 Division 2

Frog Sort, Team Name, Prime Game, Maximise Function, Highest Divisor

April Lunchtime 2021 Division 2

Chef in Heaven , Bench Press, Array Rotation

Total Problems Solved: 63