Aditya Kumar

• Username: 2★ad1tya7
• Country:  India
• Student/Professional:Student
• Institution:Noida Institute of Engineering and Technology Greater Noida, Uttar Pradesh
• 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

1496 (+53)RatingProvisional
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August Challenge 2021 Division 3 (Rated)(2021-08-16 18:00:00)

Global Rank:   1900

Cheated in:   

Ratings System Update

(2021-08-16 18:00:00)

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?

1496 (-121)RatingProvisional
Rating i Provisional Rating, click to know more

August Challenge 2021 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   1900

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)

April Challenge 2020 Division 2

COVID Pandemic and Long Queue

April Lunchtime 2020 Division 2

Chef in Fantasy League

May Lunchtime 2020 Division 2

Lost Weekends, Weird Walk

June Challenge 2020 Division 2

Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Chef and String, Chef and Price Control

July Challenge 2020 Division 2

Ada King, Chefina and Swaps, Missing a Point, Doctor Chef, Chef and Card Game, Chef and Strings

August Challenge 2020 Division 2

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

September Challenge 2020 Division 2

A Problem on Sticks

June Lunchtime 2020 Division 2

Chef and Demonetisation

October Challenge 2020 Division 2

Positive AND, Replace for X, Covid Run

December Challenge 2020 Division 2

Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution

December Cook-Off 2020 Division 2

Minimum Attendance Requirement

January Challenge 2021 Division 3

Fair Elections, Chef and Division 3, Point Of Impact, Encoded String, Watching CPL

March Challenge 2021 Division 3

Interesting XOR!, Chef and Groups, Space Arrays, No Time to Wait

April Challenge 2021 Division 3

Chef and Dice, Valid Pair, World Record, Strong Language

May Challenge 2021 Division 2 (Rated)

Tic Tac Toe, Solubility, Golf, Modular Equation, Xor Equality

June Challenge 2021 Division 2 (Unrated)

Bella ciao, Summer Heat

July Challenge 2021 Division 2 (Unrated)

Chef vs Bharat, Optimal Denomination

July Lunchtime 2021 Division 2

Beautiful Pairs

August Challenge 2021 Division 3 (Rated)

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

Total Problems Solved: 68