Amneet Singh

• Username: 3★harry_122
• Country:  India
• Student/Professional:Student
• Institution:Lovely Professional University Phagwara, Punjab, 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: 29

Current Ratings Graph Old Ratings Graph

1711 (-61)RatingProvisional
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March Lunchtime 2022 Division 2(2022-03-19 23:00:02)

Global Rank:   2165

Cheated in:   

Ratings System Update

(2022-03-19 23:00:02)

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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1711 (+76)RatingProvisional
Rating i Provisional Rating, click to know more

March Lunchtime 2022 Division 2(2022-12-20 00:00:00)

Global Rank:   2165

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 (29)

July Challenge 2019 Division 2

Minimum and Maximum, Parity Again, Chef and Mean

September Challenge 2019 Division 2

Easy Fibonacci, Chef and Interesting Subsequences

October Challenge 2019 Division 2

Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Phone Prices

October Mega Cook-Off 2019 Division 2

Medel, Cakewalk

November Challenge 2019 Division 2

Weapon Value

November Cook-Off 2019 Division 2

Chef Diet

December Challenge 2019 Division 2

Plus Multiply, Easy Subsequence Selection, That Is My Score!

February Challenge 2020 Division 2

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

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, Unit GCD, Squared Subsequences, Strange Number

February Cook-Off 2020 Division 2

Penalty Shoot-Out II, Tax Slabs

August Challenge 2020 Division 2

Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP, Chef and Wedding Arrangements

September Challenge 2020 Division 2

Ada Matrix, A Problem on Sticks, Chefina and Swap

July Lunchtime 2020 Division 2

Chef and Steps

August Lunchtime 2020 Division 2

Mode of Frequencies, Ratings and Rankings

January Challenge 2021 Division 2

Chef and Ants, Watching CPL, Fair Elections

December Challenge 2020 Division 2

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

November Cook-Off 2020 Division 2

Flip the String, Chef and IPC Certificates

November Lunchtime 2020 Division 2

Gasoline Introduction

September Lunchtime 2020 Division 2

Watermelon

Code Ensemble (Rated for Division 2)

Priya and AND, Help Martha

May Lunchtime 2021 Division 2

Charges, Total Components, Tom And Jerry 1

August Challenge 2021 Division 2 (Unrated)

Special Triplets, Array Filling, Chef and Bulb Invention, Charge Scheduling, Problem Difficulties, Olympics Ranking

CodeChef Starters 9 Division 2 (Unrated)

Black cells in a chessboard

November Challenge 2021 Division 2 (Unrated)

Weird Palindrome Making, Maximise the bridges, Equal Coins, Hill Sequence

C.O.D.E.R.S Division 2 (Rated)

The One On The Last Night

FizzBuzz Division 2 (Rated)

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

Total Problems Solved: 187