Aman Kumar

• Username: 4★amank572
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Guwahati Assam
• 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: 22

Current Ratings Graph Old Ratings Graph

1828 (+22)RatingProvisional
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June Lunchtime 2017(2017-06-24 22:30:00)

Global Rank:   385

Cheated in:   

Ratings System Update

(2017-06-24 22:30:00)

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1828 (-13)RatingProvisional
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June Lunchtime 2017(2022-12-20 00:00:00)

Global Rank:   385

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 (22)

February Challenge 2016

Chef-Detective

March Challenge 2016

Palindromic substrings, Chef And Special Dishes, maximize the sum

April Challenge 2016

Help Watson Escape, Chef and Ballons, Chef And Magical Path, Chef And Coloring

May Challenge 2016

Chef and Balls, Forest Gathering, Chef and Big Soccer, Laddu

June Challenge 2016

Chef and Coins Game, Devu and an Array, Chef And Binary Operation, Chef and Array and K, Chef And The Hiring Event

September Challenge 2016

Chef and digits of a number, Faded Palindromes, Chef and calculation

December Challenge 2016

Train Partner

January Cook-Off 2016

Chef and Fruits

March Cook-Off 2016

Digital clock, Alternating subarray prefix

April Cook-Off 2016

Movie Weekend

January Lunchtime 2016

Triangle Classification

March Lunchtime 2016

Simple Statistics

February Challenge 2017

Chef and His Apartment Dues, Gerrymander, Chef and Triangles

March Challenge 2017

Xenny and Alternating Tasks, Bear and Extra Number, (CH) Bear and Sorted Rows, Bandwidth of a matrix

February Cook-Off 2017

Download file, Chairs

January Lunchtime 2017

Nothing in Common

May Challenge 2017

Courses in an university, Median of adjacent maximum numbers, Chef and his daily routine, Chef and Sub Array

June Challenge 2017

A Good Set, Chef and the Feast, Xenny and Coin Rankings, Triplets, Pairwise union of sets

June Cook-Off 2017

Ada and crayons, SnackUp

March Lunchtime 2017

Bear and Ladder

May Lunchtime 2017

Prefix Inversions

June Lunchtime 2017

Maximum Unique Segment, Two Numbers

Total Problems Solved: 68