SHASHWAT SHREY

• Username: 4★czar28
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Dhanbad
• 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: 29

Current Ratings Graph Old Ratings Graph

1931 (+7)RatingProvisional
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SnackDown 2021 - Online Elimination Round (Rated for all)(2021-12-13 16:30:00)

Global Rank:   301

Cheated in:   

Ratings System Update

(2021-12-13 16:30:00)

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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1931 (-98)RatingProvisional
Rating i Provisional Rating, click to know more

SnackDown 2021 - Online Elimination Round (Rated for all)(2022-12-20 00:00:00)

Global Rank:   301

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 (29)

December Challenge 2019 Division 2

That Is My Score!, Plus Multiply

December Cook-Off 2019 Division 2

Change It

December Lunchtime 2019 Division 2

Stupid Machine, Check Algorithm, Guess the number

January Challenge 2020 Division 2

Breaking Bricks, Chefina and Prefix Suffix Sums, Equality, Doraemon, Chef and Dynamo

February Challenge 2020 Division 2

The Theatre Problem, School of Geometry, Hard Cash

March Challenge 2020 Division 2

XOR Engine, Ada Bishop 2, Pintu and Fruits

April Challenge 2020 Division 2

Leaked Answers (Challenge), COVID Pandemic and Long Queue, Sell All the Cars, Ready Bitwise, Strange Number, Squared Subsequences, Unit GCD

March Cook-Off 2020 Division 2

Find Your Gift

April Cook-Off 2020 Division 2

Matrix Decomposition, Lift Requests

February Lunchtime 2020 Division 2

At the Gates, Swapping to Palindrome, Not All Flavours

April Lunchtime 2020 Division 2

Chef in Fantasy League, Positive Mex, Another Birthday Present!

September Challenge 2020 Division 2

A Problem on Sticks, Ada Matrix

October Challenge 2020 Division 2

Positive AND, Replace for X, Covid Run, Chef and Easy Queries

January Challenge 2021 Division 2

Watching CPL, Fair Elections

December Challenge 2020 Division 2

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

December Cook-Off 2020 Division 2

Self-Destructing Strings, Catch the Thief, Circle of Chaos, Minimum Attendance Requirement

February Challenge 2021 Division 2

Frog Sort, Maximise Function

March Cook-Off 2021 Division 2

Consecutive Deletions, Matrix XOR, Guess the Number

March Challenge 2021 Division 2

College Life 4, Space Arrays, Paparazzi Gennady, Interesting XOR!

April Challenge 2021 Division 2

Worthy Matrix, Chef and Dice

April Lunchtime 2021 Division 2

A Special Tree, Chef in Heaven , Bench Press, Array Rotation

May Cook-Off 2021 Division 2

Chef and Subarrays, Permutation Swaps, The Last Problem, Double Burgers

August Lunchtime 2021 Division 2

K-th Maximum, Crossing Blocks, Just a Graph

September Cook-Off 2021 Division 2

Chef and Pairwise Distances, Zebra Crossing, Fake Swaps, Adjacency Hatred

SnackDown 2021 - Online Qualifiers

Lucky Number

September Lunchtime 2021 Division 2

Balanced and Unique Arrays, Yet another SOD problem, Alice vs Bob Faceoff, Interesting Representation

October Lunchtime 2021 Division 1

Median Rearrangement

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Equal Beauty, Min Max LCM

SnackDown 2021 - Online Pre-Elimination

Non-Decreasing Subsequence of size K, Product Pain

SnackDown 2021 - Online Elimination Round (Rated for all)

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Total Problems Solved: 187