Aman Chandna

• Username: 4★phoenix_dragon
• Country:  India
• Student/Professional:Student
• Institution:Delhi Technological University New 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: 20

Current Ratings Graph Old Ratings Graph

1875 (+29)RatingProvisional
Rating i Provisional Rating, click to know more

April Cook-Off 2017(2017-04-24 00:00:00)

Global Rank:   135

Cheated in:   

Ratings System Update

(2017-04-24 00:00:00)

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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1875 (-54)RatingProvisional
Rating i Provisional Rating, click to know more

April Cook-Off 2017(2022-12-20 00:00:00)

Global Rank:   135

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 (20)

September Challenge 2015

Count Steps in Matrix, Chain of Doughnuts

October Challenge 2015

Time measure, Count Subarrays, Who dares to be a millionaire, Rupsa and Equilateral Triangle

August Cook-Off 2015

Chef and the Wildcard Matching

October Cook-Off 2015

Almost Sorted Permutation

January Long Challenge 2016

Rupsa and the Game, Chef and Time Machine, Devu and Perfume

February Challenge 2016

Chef and Strange Operations, Chef-Detective

April Challenge 2016

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

June Challenge 2016

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

July Challenge 2016

Andrash and Stipendium, Chefland and Electricity

August Challenge 2016

Chef and Chocolate, Chef and Round Run

September Challenge 2016

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

October Challenge 2016

Chef and Keyboard, Fenwick Iterations, Chef and Three Dogs

December Challenge 2016

Train Partner, Kirito in labyrinth

February Cook-Off 2016

Puppy and Sum

October Cook-Off 2016

Sherlock and the Ugly Flower, Watson asks Does Permutation Exist, ChefWatson uses Social Network

January Challenge 2017

Capital Movement, Reservior, Cats and Dogs

January Lunchtime 2017

Sealing up, Nothing in Common

April Challenge 2017

Dish Of Life, Bear and Row 01, Bear and Clique Distances, Similar Dishes

April Cook-Off 2017

Bear and Candies 123, Bear and AB

March Lunchtime 2017

Bear and Ladder

Total Problems Solved: 161