Piyush Chhabra

• Username: 5★piyush1305
• Country:  India
• Student/Professional:Student
• Institution:Netaji Subhas University of Technology Dwarka, Delhi, 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

2007 (+15)RatingProvisional
Rating i Provisional Rating, click to know more

December Lunchtime 2021 Division 1(2021-12-25 23:00:00)

Global Rank:   147

Cheated in:   

Ratings System Update

(2021-12-25 23:00:00)

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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2007 (-128)RatingProvisional
Rating i Provisional Rating, click to know more

December Lunchtime 2021 Division 1(2022-12-20 00:00:00)

Global Rank:   147

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)

None

Contests (25)

January Challenge 2019 Division 2

Distinct Pairs, Fancy Quotes, Lucky Number Game

February Challenge 2019 Division 2

Chef and Magical Jars, Chef and Secret Ingredients, Appy and Contest, Deputy Chef

June Challenge 2019 Division 2

Road Signs, Chef and Proxy, Guddu on a Date

July Challenge 2019 Division 2

Chef and Mean

August Challenge 2019 Division 2

Dilemma, Zombie and the Caves, Distribute Apples, Football

August Cook-Off 2019 Division 2

Chef and Pepperoni Pizza

September Challenge 2019 Division 2

Chef and Good Subsequences, Easy Fibonacci, Chef Designed a Network, Chef and Interesting Subsequences

September Lunchtime 2019 Division 2

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

October Challenge 2019 Division 1

Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Even Edges

October Lunchtime 2019 Division 2

Khaled in HIT, Box Game, Counting Inversions Revisited

January Challenge 2020 Division 1

Chef and Dynamo, Doraemon

March Challenge 2020 Division 1

Pintu and Fruits, XOR Engine

January Lunchtime 2020 Division 2

Bob and His Friends, Chef and Street Food, Folding Paper

Exun Programming Prelims 2019 (Rated for all)

Weird Modulo Problem , Tennis Tournament

June Challenge 2020 Division 1

Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Covid Sampling (Challenge)

July Challenge 2020 Division 1

Doctor Chef, Chefina and Swaps, Missing a Point

Coders' Legacy (Rated for all)

Chef vs Doof, Doof fires Brackets, Doof on Cartesian

March Lunchtime 2021 Division 1

Lunchtime

June Lunchtime 2021 Division 1

From Rational to Binary, HTML Tags, Richie Rich

August Challenge 2021 Division 2 (Unrated)

Chef and Bulb Invention, Problem Difficulties, Olympics Ranking

August Lunchtime 2021 Division 2

Crossing Blocks, Chef and Deque, Just a Graph, K-th Maximum

AlgoManiac - Code For Future Division 1 (Unrated)

Say No To Drugs, The Rumbling, The Old Saint And Three Questions, Meet In The Median

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

October Cook-Off 2021 Division 1

Can You Reach The End, Chef Up

October Lunchtime 2021 Division 1

Median Rearrangement

SnackDown 2021 - Online Round 1A

Yet Another Flipping Problem, Round Robin Ranks , Dance Moves, Equal Beauty, Min Max LCM

November Challenge 2021 Division 1 (Unrated)

Hill Sequence, Maximise the bridges, Weird Palindrome Making, Xor Equation, Wildcard Replacement

SnackDown 2021 - Online Pre-Elimination

Product Pain

FizzBuzz Division 2 (Rated)

Magical Planks, Clean The Sequence, Substring Minimum Function, Can_Reach, Kingdom Attack

November Lunchtime 2021 Division 1

Subarray Jumps

December Lunchtime 2021 Division 1

Optimal Sorting, Romantic Reversals

Total Problems Solved: 181