sourabh singh

• Username: 4★sourabh54singh
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology BHU Varanasi, Uttar Pradesh, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 25

Current Ratings Graph Old Ratings Graph

1935 (+42)RatingProvisional
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April Cook-Off 2021 Division 2(2021-04-19 00:30:02)

Global Rank:   43

Cheated in:   

Ratings System Update

(2021-04-19 00:30:02)

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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1935 (-116)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   43

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 (25)

May Cook-Off 2019 Division 2

Recover the Sequence, Chain Reaction

May Lunchtime 2019 Division 2 (Unrated)

CV, Dummy Palindromic Strings

June Challenge 2019 Division 2

Road Signs, Chef and Proxy, Guddu on a Date, Chef and Ingredients, Sum and GCD

June Cook-Off 2019 Division 2

Drink Slush, Eat Twice, Multiple Choice Exam

June Lunchtime 2019 Division 2

Ping Paja Pong, Magda and Silly Pairs

July Challenge 2019 Division 2

Parity Again, Minimum and Maximum, Chef and Mean

July Cook-Off 2019 Division 2

Playing with Strings

August Challenge 2019 Division 2

Dilemma, Zombie and the Caves, Distribute Apples, Football, Guddu and his Mother

August Lunchtime 2019 Division 2

Eidi Gift

September Challenge 2019 Division 2

Easy Fibonacci, Chef and Interesting Subsequences

September Mega Cook-Off 2019 Division 2

Playing with Matches

September Lunchtime 2019 Division 2

Chef Feeds Cats, Chef and Football Match, All Substrings, Find the Sum

October Challenge 2019 Division 1

Even Edges, Chef and Maximum Star Value, Array Modification

November Challenge 2019 Division 1

A Simple Game

December Lunchtime 2019 Division 1

The Evil Professor, Guess the number

January Challenge 2020 Division 1

Chef and Dynamo, Chefina and Prefix Suffix Sums, Doraemon

February Challenge 2020 Division 2

Chef and Railway Stations, No Change Required, The Theatre Problem, School of Geometry, Hard Cash, (Challenge) Raisins, Long Contest and Cook Off Overlaps

March Challenge 2020 Division 2

XOR Engine, Ada Bishop 2, Pintu and Fruits

March Cook-Off 2020 Division 2

Mysterious Sequence, Find Your Gift, Box of Chocolates

Biteration #2 (Rated for Division 2)

A - Books, C - Chef and Maths

July Cook-Off 2020 Division 1

Even-tual Reduction, OR-thodox Distinction

January Lunchtime 2021 Division 2 (Unrated)

Dreams of Divisibility, Binary Subsequence, Even Differences, Even Sum

September Lunchtime 2020 Division 1

Root the Tree

March Lunchtime 2021 Division 2

Dinner by Candlelight, Lunchtime, Racing

International Coding Marathon 2021 Division 2 (Rated)

Suffix Sort, Infinite polygons, Lucky Boundaries

April Cook-Off 2021 Division 2

Tree Distances, OR of ANDs, Chocolate Monger

Total Problems Solved: 143