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Programming and DSA

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

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

Other Courses

Programming and DSA

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Catalogue

Programming and DSA

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

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Practice Compete Compiler
Home » Kellett Hannah
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Kellett Hannah

Rookie League Rookie League
  • 2★pumpkin_bread
  •   United States
  • Other
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 98
1451 (+30)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 126 Division 3 (Rated)(2024-03-20 22:00:04)
Global Rank:   1351
Cheated in:   

Ratings System Update

(2024-03-20 22:00:04)
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?
1581 (+67)RatingProvisional
Rating i Provisional Rating, click to know more
December Long 2022 Division 3 (Rated)(2022-12-20 00:00:00)
Global Rank:   58
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 (11)

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Stacks and Queues

30%
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Advanced Python

68%
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Time complexity

Completed

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Learn Python Programming

16%
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Beginner DSA in Python

Completed

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Problem solving in Python

Completed

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Linked Lists

17%
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Trees and Binary trees

7%
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Number theory

15%
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Greedy Algorithms

Completed

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Dynamic programming

4%

Practice Paths (10)

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Jump from 2* to 3*

40%
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Level up from 1* to 2*

42%
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Practice Sorting

80%
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Practice Strings

35%
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Practice Basic Math

70%
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500 to 1000 difficulty problems

1%
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Practice Python

Completed

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Arrays, Strings & Sorting

80%
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Number theory

4%
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Practice for ZCO and INOI

2%

Contests (98)

July Challenge 2020 Division 2

Ada King, Missing a Point, 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

September Challenge 2020 Division 2

A Problem on Sticks, Ada Matrix, Coronavirus Spread 2

July Cook-Off 2020 Division 2

Even-tual Reduction

July Lunchtime 2020 Division 2

Chef and Steps

August Cook-Off 2020 Division 2

Polygon Relationship, Chef and Work, K-Foldable String

August Lunchtime 2020 Division 2

Mode of Frequencies

June Lunchtime 2020 Division 2

Chef and Demonetisation, Increasing Decreasing

October Challenge 2020 Division 2

Chef and Easy Queries

November Challenge 2020 Division 2

Restore Sequence, Ada and Dishes

December Cook-Off 2020 Division 2

Self-Destructing Strings, Catch the Thief, Minimum Attendance Requirement

December Lunchtime 2020 Division 2 (Unrated)

Sed Sequences

November Cook-Off 2020 Division 2

Chef and IPC Certificates

October Lunchtime 2020 Division 2

AND Plus OR

September Lunchtime 2020 Division 2

GCD operations

January Challenge 2021 Division 3

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

January Cook-Off 2021 Division 3

Distinct Pair Sums, Password

February Challenge 2021 Division 3

Highest Divisor

March Cook-Off 2021 Division 3

Pawri Meme, Weight Balance, Guess the Number

February Lunchtime 2021 Division 3

Daanish and Problems, Smallest Possible Whole Number

CodeChef Div 3 Rated Contest 2021 Division 3

Chef and Patients, Body Mass Index, Total Score

February CodeChef Starters 2021 Division 3 (Rated)

College Life 2, Chef and Coupon

March Challenge 2021 Division 3

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

April Challenge 2021 Division 2

Chef and Dice

April Cook-Off 2021 Division 2

Chocolate Monger

April Lunchtime 2021 Division 2

Chef in Heaven , Bench Press, Array Rotation

May Lunchtime 2021 Division 2

Charges, Tom And Jerry 1

June Challenge 2021 Division 2 (Unrated)

Bella ciao, Summer Heat

June Cook-Off 2021 Division 2

The Wave

July Cook-Off 2021 Division 3

Shoe Fit

August Challenge 2021 Division 3 (Rated)

Problem Difficulties, Olympics Ranking

August Cook-Off 2021 Division 3

Odd Array, Different String, Equal Difference, Which Division, Team Formation

CodeChef Starters 8 Division 3 (Rated)

Javelin Qualification, Penalty Shots

CodeChef Starters 9 Division 3 (Rated)

Black cells in a chessboard, Large Square, Bus full of passengers

September Challenge 2021 Division 2 (Unrated)

XOR Equal, Shuffling Parities, Airline Restrictions, Travel Pass

September Cook-Off 2021 Division 2

Zebra Crossing, Adjacency Hatred

SnackDown 2021 - Online Qualifiers

Lucky Number

CodeChef Starters 11 Division 2 (Rated)

The Grid Fill Problem, Obtain the Sum

CodeChef Starters 13 Division 3 (Rated)

Chef in Vaccination Queue, Maximum Light Up, The Preparations, Magical Doors

October Challenge 2021 Division 2 (Unrated)

Longest AND Subarray, MEX-OR

September Lunchtime 2021 Division 2

Balanced and Unique Arrays, Yet another SOD problem

CodeChef Starters 16 Division 3 (Rated)

Professor And Directions, Chef And Salary Pay, Pass or Fail

October Cook-Off 2021 Division 2

Odd Sum

SnackDown 2021 - Online Round 1A

Dance Moves, Min Max LCM

SnackDown 2021 - Online Round 1B

Queens Placement , Largest Laddu, Help Nishant

November Challenge 2021 Division 2 (Unrated)

Weird Palindrome Making, Hill Sequence, Equal Coins, Maximise the bridges

CodeChef Starters 17 Division 2 (Rated)

New Piece

CodeChef Starters 19 Division 2 (Rated)

Indivisible Permutation

C.O.D.E.R.S Division 3 (Rated)

The One with Russ, The One with All the Candy, The One Where It All Began

December Cook-Off 2021 Division 2

Median Minimization, Musical Chairs

CodeChef Starters 21 Division 3 (Rated)

Devendra and Water Sports, Akash and Grid, Covid and Theatre Tickets

CodeChef Starters 22 Division 2 (Rated)

An Interesting Sequence

January Long 2022 - I, Division 3 (Rated)

Keplers Law, Prime in a binary string, Covid Spread

January Long 2022 - II, Division 2 (Unrated)

Power Sum, Crying Colours

January Cook-Off 2022 Division 3

Palindromes Not Allowed, Mean Maximization, Mask Policy, Hungry Ashish

CodeChef Starters 23 Division 2 (Unrated)

Average of Three, Subarray Mex

January Lunchtime 2022 Division 2

Subarray permutations

CodeChef Starters 24 Division 3 (Rated)

Anti Palindrome, Avoid Contact, Badminton Serves, EVM Hacking

February Long 2022 - I, Division 3 (Rated)

Binary Base Basics, N Queens Puzzle Solved !, Chef and the Hair Salon

CodeChef Starters 25 Division 3 (Rated)

Equal MEX, Points and Lines, Fit in Data Type, Chef and His Fruit Stand

February Cook-Off 2022 Division 2

Perfect Permutation, Prefix Permutation

February Long 2022 - II, Division 2 (Unrated)

Avoid Fixed Points, Bitwise swaps, Xor Palindrome

CodeChef Starters 26 Division 2 (Unrated)

Stone Game, Careless Chef

CodeChef Starters 27 Division 2 (Rated)

Distinct Binary Strings, The product mystery

February Lunchtime 2022 Division 3

Four Equidistant Points on a Grid, Good Program, Parallel Processing, Watching Movies at 2x

March Long One 2022, Division 3 (Rated)

Akash and Function, Subarray XOR, Substring of a Substring, Akash and Missing Class, Exact Marks, Wordle

CodeChef Starters 30 Division 2 (Rated)

Gift Shop and Coupon, Balanced Reversals

March Lunchtime 2022 Division 2

Adjacency Love

CodeChef Starters 32 Division 2 (Rated)

Finding Shoes, Flip Sorting

April Cook-Off 2022 Division 3

Sticks and Rectangles, Funny Hand

CodeChef Starters 33 Division 2 (Rated)

Non Adjacent Flips, Make Them Equal

April Long One 2022, Division 3 (Rated)

Dazzling GCD Pair, Prime Sum, Dazzling AXNODR Challenge , The Cooler Dilemma 2

CodeChef Starters 34 Division 3 (Rated)

Is the Score Consistent, Good Quality Bulbs, Positive Products

April Lunchtime 2022 Division 3(Rated)

Mario and Bullet, Pair Pain, Palindrome Pain

Starters 35 Division 3 (Rated)

Dark Light, Police and Thief

Starters 36 Division 3 (Rated)

Presents for Cheffina, Chef and Bird farm

April Long Two 2022 Division 3 (Rated)

Geometric Mean Inequality, Sasta Shark Tank, Best Coupon, Pseudo Sorted Array

May Cook-Off 2022 Division 3 (Rated)

Farmers League

Starters 37 Division 4 (Rated)

The Mango Truck, Roller Coaster, Laptop Recommendation , Infernos, Maximum OR Minimum

May Long One 2022 Division 4 (Rated)

Pushpa , Sugarcane Juice Business, The Attack of Queen, Football Cup, Miami GP

May Lunchtime 2022 Division 4 (Rated)

Bucket and Water Flow , Apples and Oranges, Maximum Pairwise Modular Sum, How many unattempted problems, Problems in your to-do list

May Long Two 2022 Division 4 (Rated)

Practice makes us perfect, Xor Palindrome, Subarrays with length, Score High, Total Prize Money, Make them Zero, Degree of Polynomial

July Cook-Off 2022 Division 4 (Rated)

Enough Space, Permutation And Median, Chef Drinks Tea, High Accuracy

July Long One 2022 Division 4 (Rated)

Bidding, Game of Piles Version 1, Slow Solution, Pass the Exam, Chef and Candies

Starters 47 Division 4 (Rated)

Chef On Date, Construct N, Minimum Coins, Chess Time

July Long Two 2022 Division 4 (Rated)

Maximize Difference, Concat Sort, Chef in his Office, To Divide or Not To Divide, Sum of Product 1, Insurance, Hungry Chef

August Long 2022 Division 4 (Rated)

Sale Season, Two Trains, Maximum Submissions, Make A and B equal

September Long 2022 Division 4 (Rated)

Speed Limit Test, Bob at the Bank, Chef and Wire Frames, Interesting Subarray, Good Pairs

October Long 2022 Division 3 (Rated)

Building Race, Single Operation Part 1, Single Operation Part 2

November Long 2022 Division 3 (Rated)

Split and Maximize, Spliting Balls, String Game

December Long 2022 Division 3 (Rated)

Divisible by A_i, Gcd of Subarrays, Divisible by K, Reach fast, Maximise XOR

January Long 2023 Division 3 (Rated)

Asymmetric Swaps, Array Halves, Far from origin

Starters 104 Division 3 (Rated)

Santa and Chocolates, Pizza Cutting

August Long 2023 Division 3 (Unrated)

All New CodeChef, Maximum Deliciousness, I Can Use Both Hands!

Starters 110 Divison 3 (Rated)

Water Park, Airlines, Marbles,  Am I Lucky!

Starters 111 Divison 3 (Rated)

Beautiful Strings, Reach Codetown, Exams

Starters 112 Division 3 (Rated)

Fair Share Settlement, 3 Logicians Walk into a Bar, Max Nutrition

Starters 113 Division 3 (Rated)

Maximum Score , Sum Neq , Make N Zero

Starters 114 Division 3 (Rated)

Rock-Paper-Scissors, Painting Walls

Starters 115 Division 3 (Rated)

Greedy LIS Algorithm, A PLUS B Remastered, Decorating Christmas Tree, Chocolate Distribution

Starters 118 Division 3 (Rated)

Literacy Rate, Join States, Xorry 1

Starters 120 Division 3 (Rated)

Count Subarrays, Largest K, Valentine Gifts

Starters 122 Division 3 (Rated)

Problem Reviews, Man of the Match

Starters 123 Division 3 (Rated)

Room Allocation, Maximise Adjacent Sum, Minimum And Maximum I, Minimum And Maximum II

Starters 124 Division 3 (Rated)

Binary Parity, Table Strength

Starters 125 Division 3 (Rated)

50-50 Rule, Binary Minimal

Starters 126 Division 3 (Rated)

Dice Game 3, Sale, Permutation Disturbance

Total Problems Solved: 1291

1451
(Div 3)
★★
CodeChef Rating (Highest Rating 1632)
  • Inactive Global Rank
  • Inactive Country Rank

Badges

Contest Contender -  Diamond Badge

Contest Contender - Diamond Badge

Received for participating in 100 Contests

Problem Solver - Diamond Badge

Problem Solver - Diamond Badge

Received for solving 1000 Problems

Daily Streak - Bronze Badge

Daily Streak - Bronze Badge

Received for maintaining a streak of 5 days

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