Aman Kumar

• Username: 1★aman_tiwari
• Country:  India
• Student/Professional:Other
• 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: 21

Current Ratings Graph Old Ratings Graph

1356 (+70)RatingProvisional
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February Challenge 2020 Division 1(2020-02-17 15:00:00)

Global Rank:   284

Cheated in:   

Ratings System Update

(2020-02-17 15:00:00)

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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1356 (-323)RatingProvisional
Rating i Provisional Rating, click to know more

February Challenge 2020 Division 1(2022-12-20 00:00:00)

Global Rank:   284

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 (21)

October Mega Cook-Off 2018 Division 2

Ada and the Staircase

November Challenge 2018 Division 2

Chef and Ridges, Chef and Difficult Contests, Chef and Happiness

October Challenge 2018 Division 2

Chef and Serves, Byte to Bit

September Lunchtime 2018 Division 2

Judging Delay

October Lunchtime 2018 Division 2

Coloring the Grid, Weird Question, Three Friends

December Lunchtime 2018 Division 2

Print Pattern

January Challenge 2019 Division 2

Lucky Number Game, Fancy Quotes

January Cook-Off 2019 Division 2

Ada School, Ada King

January Lunchtime 2019 Division 2

Distances, The Nights Watch, Rooks

February Challenge 2019 Division 2

Chef and Magical Jars, Chef and Secret Ingredients, Appy and Contest, Art of Balance, Deputy Chef

February Cook-Off 2019 Division 2

Chef and Secret Password, Buying New Tablet, Chef and Party

March Challenge 2019 Division 2

Chef got Recipes, Chef and Number Game, Chef and a Beautiful Digit

April Challenge 2019 Division 2

Friend or Girlfriend, Fencing, Maximum Remaining

April Cook-Off 2019 Division 2

Making a Meal, Chef Learning Hungarian Algorithm

April Lunchtime 2019 Division 2

Attendance, Fast Food

October Challenge 2019 Division 2

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

October Mega Cook-Off 2019 Division 2

Cakewalk, Medel

October Lunchtime 2019 Division 2

Khaled in HIT, Box Game, Counting Inversions Revisited

November Challenge 2019 Division 2

Physical Exercise, Chef and Minimum Colouring, Weapon Value, A Simple Game, From Zero to Infinity, Hard Sequence

February Challenge 2020 Division 1

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

Total Problems Solved: 72