CodeChef Logo CodeChef Logo
Courses

Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

Career Paths

From beginner to job-ready. Explore our curated career paths designed to help you succeed in the tech industry.

Other Courses

Programming and DSA

Explore courses

Catalogue

Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

Career Paths

From beginner to job-ready. Explore our curated career paths designed to help you succeed in the tech industry.

Other Courses

Explore courses
Practice Compete Compiler
Upgrade to Pro
Courses

Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

Career Paths

From beginner to job-ready. Explore our curated career paths designed to help you succeed in the tech industry.

Other Courses

Programming and DSA

Explore courses

Catalogue

Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

Career Paths

From beginner to job-ready. Explore our curated career paths designed to help you succeed in the tech industry.

Other Courses

Explore courses
Practice Compete Compiler
Home » Aman Sonkar
user profile

Aman Sonkar

  • 2★amansonkar
  •   India
  • Professional
  • N/A
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 76
1568 (-41)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 180 (Rated)(2025-04-02 22:00:02)
Global Rank:   1683
Cheated in:   

Ratings System Update

(2025-04-02 22:00:02)
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?
1712 (-73)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 55 Division 2 (Rated)(2022-12-20 00:00:00)
Global Rank:   1676
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 (3)

learn-icon

Beginner DSA in C++

28%
learn-icon

C++ Problem Solving

34%
learn-icon

Learn C++

30%

Practice Paths (4)

learn-icon

500 difficulty rating

Completed

learn-icon

1800 to 2000 difficulty problems

1%
learn-icon

Practice C++

9%
learn-icon

Practice for ZCO and INOI

2%

Contests (76)

October Challenge 2016

Chef and Keyboard, Chef and Three Dogs

December Challenge 2016

Train Partner

November Cook-Off 2016

Sebi and the highway

November Lunchtime 2016

Chef and his Students

February Challenge 2017

Chef and His Apartment Dues

January Lunchtime 2017

Nothing in Common

May Challenge 2017

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

June Challenge 2017

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

July Challenge 2017

Chef and Sign Sequences, Whats in the Name, Calculator

August Long Challenge 2017

Chef and Rainbow Array, Chef and Mover, Palindromic Game, Greedy Candidates

September Challenge 2017

Sereja and Commands, Sereja and Functions (Challenge), Chef and Pick Digit, Minimum Good Permutation, Fill The Matrix, Little Chef and Sums

October Challenge 2017

Chef and a great voluntary Program, Chef and Cycled Cycles, Max Mex, Counter Test For CHEFSUM, A Balanced Contest, (Challenge) Connecting computers

November Challenge 2017

Chef Hates Palindromes, Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes

December Challenge 2017

Total Diamonds, Chef And his Cake, Penalty Shoot-out

June Cook-Off 2017

Ada and crayons

July Cook-Off 2017

Chang and Bitwise OR, Chang and the Perfect Function

August Cook-Off 2017

Real obtuse, From heaven to earth

September Cook-Off 2017

Statistics Construction, Subsequence Equality

October Cook-Off 2017

Chef and Employment Test, Chef and Weird Queries

November Cook-Off 2017

Random Pair

December Cook-Off 2017

Beautiful Array, Football Match

July Lunchtime 2017

Find the Maximum Value

August Lunchtime 2017

Mathison and pangrams

September Lunchtime 2017

Chef and Cook-Off Contests

October Lunchtime 2017

Buggy Calculator

November Lunchtime 2017

Smart Strategy

December Lunchtime 2017

Days in Month, Strange Function

January Challenge 2018

K-Concatenation, Maximum Score, Rectangle, Partition the numbers

January Lunchtime 2018

Chef and Game with Sequence

August Challenge 2019 Division 2

Guddu and his Mother, Dilemma, Football, Distribute Apples, Zombie and the Caves

September Challenge 2019 Division 2

Chef and Good Subsequences, Easy Fibonacci, Biladerim Icin, Chef Designed a Network, Chef and Interesting Subsequences

October Challenge 2019 Division 1

Even Edges, Missing Number, Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Phone Prices

October Mega Cook-Off 2019 Division 1

D-Or

November Challenge 2019 Division 1

Physical Exercise, From Zero to Infinity

December Challenge 2019 Division 2

Chefina and Ranges, Plus Multiply, Binary XOR, Easy Subsequence Selection, Sticky Notes, (Challenge) Cubical Virus, That Is My Score!, Addition

December Lunchtime 2019 Division 1

Guess the number

January Challenge 2020 Division 2

Chef and Dynamo, Doraemon, Doofish Matrix, Equality, Chefina and Prefix Suffix Sums, English, Breaking Bricks, (Challenge) Building Anthills

February Challenge 2020 Division 1

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

March Challenge 2020 Division 2

XOR Engine, Break, Ada Bishop 2, Pintu and Fruits

April Challenge 2020 Division 1

Strange Number, Squared Subsequences, Ready Bitwise, Unit GCD, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue

May Challenge 2020 Division 2

Triple Sort, Sorting Vases, Not a Real World Problem, Coronavirus Spread, Chef and Bitwise Product, Isolation Centers

February Cook-Off 2020 Division 1

XOR Game

March Cook-Off 2020 Division 1

Mysterious Sequence

January Lunchtime 2020 Division 1

Under the Tunnels

February Lunchtime 2020 Division 2

At the Gates, Not All Flavours

Biteration #2 (Rated for Division 2)

A - Books

UWCOI 2020 (Rated for all)

Button Pairs, Find maximum in an Array

June Challenge 2020 Division 1

Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Covid Sampling (Challenge), Chef and String, Chef and Price Control

July Challenge 2020 Division 1

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, Another Card Game Problem, Chef and Linear Chess, Smallest KMP, Chef and Wedding Arrangements

September Challenge 2020 Division 1

Chefina and Swap, A Problem on Sticks, Chef and Trump Cards, Find XOR, Rotate the Polyline, Divide Candies, Ada Matrix, Coronavirus Spread 2

August Lunchtime 2020 Division 2

Game on a Strip, Mode of Frequencies, Ratings and Rankings

RECode 12.0 (Rated for all)

Chef and String, Chef and Numbers

October Challenge 2020 Division 1

Positive AND, Replace for X, Covid Run, Chef and Easy Queries

November Challenge 2020 Division 1

Restore Sequence, Ada and Dishes

January Challenge 2021 Division 2

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

December Challenge 2020 Division 2

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

Coders' Legacy (Rated for all)

Chef vs Doof, Doof on Cartesian

February Challenge 2021 Division 2

Frog Sort, Team Name, Chef and Meetings, Prime Game, Maximise Function, Highest Divisor

March Challenge 2021 Division 2

Interesting XOR!, Dense Graph, Chef and Groups, College Life 4, Consecutive Adding, Paparazzi Gennady, Space Arrays, Wireless Electricity (Challenge), Maximum Topological Sort, No Time to Wait

March CodeChef Starters 2021 Division 2 (Unrated)

College Life 5, Nobel Prize, Possible Victory

April Challenge 2021 Division 2

Binary String MEX, Worthy Matrix, Destroy the EMP Chip, Water Sort Puzzle (Challenge), Chef and Dice, Valid Pair, World Record, Strong Language, Boolean Game

April Cook-Off 2021 Division 2

OR of ANDs, Chocolate Monger

May Challenge 2021 Division 2 (Rated)

Valid Paths, Tree House, Xor Equality, Tic Tac Toe, Modular Equation, Golf, Solubility

June Challenge 2021 Division 2 (Unrated)

Shortest Route, Bitwise Tuples, Bella ciao, Summer Heat

Starters 55 Division 2 (Rated)

Balls and Boxes, Mean and Median

September Long 2022 Division 2 (Unrated)

Speed Limit Test, Bob at the Bank, Chef and Wire Frames

Starters 114 Division 2 (Rated)

Rock-Paper-Scissors, Christmas Candy

Starters 117 Division 2 (Rated)

Not Prime Permutation, Spell Shortening

Starters 172 (Rated)

Transform String, Streak Star

Starters 173 (Rated upto < 2700)

Cool Subsequences, Time Penalty

Starters 176 (Rated)

Same And, Clothing Store, Costly Summit

Starters 177 (Rated)

Flip or Reverse, Ordered Distances, 2 Boxes

Starters 178 (Rated)

Placing 01 And 10

Starters 179 (Rated)

Lost in the Fest!!, Unlock The Safe

Total Problems Solved: 1167

1568
(Div 3)
★★
CodeChef Rating (Highest Rating 1802)
  • 20754 Global Rank
  • 18822 Country Rank

Skill tests

93%

C language Skill test

Attempted on January 2025
View skill tests

Badges

Problem Solver - Diamond Badge

Problem Solver - Diamond Badge

Received for solving 1000 Problems

Contest Contender - Gold Badge

Contest Contender - Gold Badge

Received for participating in 50 Contests

Daily Streak - Silver Badge

Daily Streak - Silver Badge

Received for maintaining a streak of 25 days

Certificates

FDSA0016

Issued December 2021

View

Recent Activity

Fetching recent activity

Workden, MNR PRIDE, 14, HAL Old Airport Rd, Domlur I Stage, 1st Stage, DOMLUR, Bengaluru, Karnataka 560071 [email protected] +91 95911 47880
Find us online

ROADMAPS

Learn Python
Learn Java
Learn C
Learn C++
Data structures and Algorithms
Competitive Programming
More Roadmaps

CAREER PATHS

React JS Developer
Full stack Developer
SQL for Data Analysis
Frontend Developer
Java Backend Developer
Data Analysis using Python
Python Backend Developer
C++ Developer
Machine Learning using Python

COMPILERS

HTML online compiler
C++ online compiler
C online compiler
Java online compiler
Python online compiler
SQL online compiler
JavaScript online compiler
React online compiler
More compilers

COMPANY

About us
For colleges
Coding Contests
Blogs
Contact us
Privacy Policy
Frequently Asked Questions

© 2025 CodeChef Inc. All rights reserved.

We use cookies to improve your experience and for analytical purposes. Read our Privacy Policy and Terms to know more. You consent to our cookies if you continue to use our website.