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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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Programming and DSA

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Programming and DSA

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Practice Compete Compiler
Home » Huzaifa Khilawala
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Huzaifa Khilawala

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  • 5★redheadphone
  •   India
  • Other
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Submissions Heat Map

Rating Graph

No. of Contests Participated: 81
2106 (+25)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 190 (Rated till 5 star)(2025-06-11 22:00:00)
Global Rank:   28
Cheated in:   

Ratings System Update

(2025-06-11 22:00:00)
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1965 (-2)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 66 Division 2 (Rated)(2022-12-20 00:00:00)
Global Rank:   204
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)

None

Contests (81)

July Challenge 2020 Division 2

Ada King, Chef and Card Game, Chef and Strings

August Lunchtime 2020 Division 2

Mode of Frequencies

June Challenge 2021 Division 3 (Rated)

Bella ciao, Summer Heat

June Lunchtime 2021 Division 3

False Number, HTML Tags, Richie Rich

November Challenge 2021 Division 3 (Rated)

Weird Palindrome Making, Hill Sequence, Equal Coins, Which Fuel is Cheaper

November Cook-Off 2021 Division 3

Disabled King, Odds and Evens, Missing Sums, Make it Divisible

CodeChef Starters 17 Division 2 (Rated)

New Piece

January Cook-Off 2022 Division 2

Palindromes Not Allowed, Mean Maximization, Subsegment Divisibility

CodeChef Starters 27 Division 2 (Rated)

String Reverse, Distinct Binary Strings, Get Lowest Free, Shopping Change, The product mystery

CodeChef Starters 30 Division 2 (Rated)

Minimum Coloring, Gift Shop and Coupon, Balanced Reversals

CodeChef Starters 32 Division 2 (Rated)

Maximize the Minimum, Finding Shoes, Flip Sorting

May Lunchtime 2022 Division 2 (Rated)

Bucket and Water Flow , Apples and Oranges, Maximum Pairwise Modular Sum, Equal After And, How many unattempted problems

Starters 41 Division 2 (Rated)

Equal Integers, Remove and Add, Is this priority or parity!, Path Parity

June Cook-Off 2022 Division 2 (Rated)

Simple XOR, Break the Stick, First and Last

Starters 42 Division 2 (Rated)

Minimum or Maximum, Divisible by 3, Minimum number of Flips

June Long One 2022 Division 2 (Unrated)

Reduce to zero, Divisible by i , Possible GCD, Alternate Additions, Equal Strings

Starters 44 Division 2 (Rated)

Atleast and Atmost, Triple Xor, Dense Bracket Sequence

Starters 43 Division 2 (Rated)

Make them Equal, Distinct Palindrome

June Lunchtime 2022 Division 2 (Rated)

Zero Ones Equal One Zeros, The Lost Array, XOR Times 2 Is Sum, Equal by XORing

June Long Two 2022 Division 2 (Unrated)

Count the ACs, Reversal Sorting, Strong Elements

Starters 45 Division 2 (Rated)

Even Equal Odd, Xor and Multiply, KBG and GN-Theory, Best of Two, Retrieve the Array, Adjacent Sum Parity

July Long One 2022 Division 2 (Unrated)

Journey of the Knight, Game of Piles Version 1, Slow Solution

Starters 48 Division 2 (Rated)

Strict Permutation, Fill The Grid, Make Palindrome 2, Positive array, Accurate XOR

July Long Two 2022 Division 2 (Unrated)

Maximize Difference, Concat Sort, To Divide or Not To Divide, Sum of Product 1

Starters 49 Division 2 (Rated)

Split The String, High Frequency, Monks, Valid Minimum

Starters 50 Division 2 (Rated)

Air Blimp, Permutation GCD, Sum Product Segments, Average Permutation

Starters 51 Division 2 (Rated)

Chef & Cook Game, Adjacent Xors, Split N, Copy and Paste, Different Medians

August Long 2022 Division 2 (Unrated)

XOR with smallest element, Hello Equation, Two Trains

Starters 54 Division 2 (Unrated)

Equal Distinct, Number of Credits, Ticket Fine, Departments (Easy Version)

Starters 55 Division 2 (Rated)

Non Zero Xor, Ball Sequence, Balls and Boxes, Mean and Median, OR Tuples

September Long 2022 Division 2 (Unrated)

Pokemon Battles, Interesting Subarray, Good Pairs

Starters 56 Division 2 (Rated)

K-Subarrays, Nearest Exit, Chefland Games, Maximize Colours, Far Away

Starters 57 Division 2 (Unrated)

Maximum Expression, Even Splits, Two Different Palindromes

Starters 58 Division 2 (Unrated)

Break the elements, Add to Subsequence

Starters 59 Division 2 (Rated)

Maximum Subarray , Suspense String, Confusing Concatenations, Alternative Sufferings

Starters 61 Division 2 (Rated)

Minimise LCS, Weird Subarrays, Subarray Removal

Starters 64 Division 2 (Rated)

Luigi and Uniformity, Range Assign, Number of Distinct Elements Minimize, Prime Factor Division, Distinct Neighbours

Starters 65 Division 2 (Rated)

Nahaane Jaa, Candies, Binod

Starters 66 Division 2 (Rated)

Good Binary Strings, Palindrome by Splitting, Palindrome In Making, Just Like Mob!

Starters 71 Division 2 (Rated)

Pet Store, Flip the Prefix, Maximizing LCS

Starters 72 Division 2 (Rated)

N Triplets, No sequence

Starters 73 Division 2 (Rated)

Find an integer, Append for OR

Starters 75 Division 2 (Rated)

Equal Hamming Distance, Prefix Ones, Three Powers of Two, Saving Taxes, Profit Increment

February Cook-Off 2023 Division 2 (Rated)

Take Not Less, Alice Potter And Dumbledore Army, Permutation and Modulus, Minimum Beauty

Starters 79 Division 2 (Rated)

One Stone or Two Stones, Add smallest prime factor, Distinct Opposite Sums

Starters 80 Division 2 (Rated)

Permutation Subsequence, Prefix Permutation, Equal Elements

Starters 95 Division 2 (Rated)

Boxes, Transfusion Chain, EVacuate to Moon

Starters 96 Division 2 (Rated)

Swap the numbers, Mex Array, Remove Multiples

Starters 101 Division 2 (Rated)

Minimize Xor Difference, Warrior Chef, Lockpicking Chef

Starters 122 Division 1 (Rated till 6-Stars)

Arya In Grid, Transformation Cost, Matrix Modulo

Starters 123 Division 1 (Rated till 6-Stars)

Minimum And Maximum I, Minimum And Maximum II

Starters 124 Division 2 (Rated)

Binary Parity, Table Strength, Swap and Unite, Make It One

Starters 130 Division 1 ( Rated till 6-Stars)

Make Equal, Good Binary String

Starters 131 Division 2 (Rated)

K-Closeness, Dice Deception, Encrypt Value, T-Perm

Starters 132 Division 1 (Rated till 6 Stars)

ALIEN-OR, Optimal Flip, MEX QUERIES , Prime Query

Starters 133 Division 1 (Rated till 6-Star)

ABC Conjecture 3, Powered Parameters

Starters 134 Division 1 (Rated till 6-Stars)

Origin, 3out1in

Starters 135 Division 1 (Rated till 5-Stars)

Graph Cost, Change A to B

Starters 136 Division 1 ( Rated till 6-Stars )

Lexicographically Maximal Prefix AND, Sum of Modes

Starters 137 Division 1 (Rated till 5-Stars)

Speedrun, Double Trouble

Starters 138 Division 1 (Rated till 6-Stars)

A power B mod C , TRIPLE PRIMES, Prefix Suffix Inequality, Breezy Mode Problem, Distinct Substring

Starters 139 Division 1 (Rated till 5-Stars)

Sort Perm, Sum of N, Destroying Bridges Part 2

Starters 154 (Rated till 6 stars)

Count Winning Subarrays, GCD and XOR

Starters 155 (Rated till 5 stars)

GCD to 1 (Hard), Replace With First, Replace With First Literally, Prefix Suffix Min Max

Starters 156 (Rated till 6 stars)

Balance Difficulties, Interval Cliques, Partition Score

Starters 157 (Rated till 5 stars)

Small, Smaller, Smallest, Normal is Good, Unmedian

Starters 158 (Rated till 6 stars)

Make a Tree, Buying Game, Multiply 2 to Minimize

Starters 159 (Rated till 5 stars)

Crafty Coloring (Easy), Super Hero, Glass Bridge (Easy), Chess Colouring, Elections

Starters 161 (Rated)

Min-Max Game, Red-Blue Sort, One To Three, Quick Exit

Starters 162 (Rated till 5 stars)

Empty the String, Permutation Mod K

Starters 164 (Rated till 5 stars)

Halloween Array, Construct Permutation

Starters 165 (Rated till 6 stars)

A to B, Stable Array, Reverse and Alternate (Count)

Starters 166 (Rated till 6 stars)

Distinct Power, Divisors Array (Hard Version), Divisors Array (Easy Version), Costly Permutations, Chefland Library

Starters 170 (Rated till 6 star)

Crazy Jumping Frogs, qUiRkY qUesTs (Easy)

Starters 171 (Rated till 5 star)

Advitiya Security Vault, White Wall, Volcanic Eruption

Starters 172 (Rated till 5 stars)

Transform String, Tactical Removal

Starters 174 (Rated upto 2700)

GCD Add Size, Mystic Slimes

Starters 175 (Rated till 5 stars)

Alternate It!, Multiplexer

Starters 180 (Rated till 6 star)

Shall we play a game, Huh, Easy

Starters 181 (Rated for all)

The Best Matrix, Flip Prefix

Starters 182 (Rated till 5 star)

MasterChef, Palindromic Score

Starters 183 (Rated till 6 star)

Complete MST, S to T

Starters 184 (Rated till 5 star)

Second MEX, Adjacent OR, Front or Back, Double or Append

Starters 185 (Rated till 5 star)

GCD Summation, Array Deletion Game

Starters 186 (Rated till 6 star)

Distinct Arrays , Segment Tree Reconstruction, Mod and Make Y

Starters 187 (Rated till 6 star)

OR What, Distinct Representations

Starters 188 (Rated till 6 star)

Swaps in a String, K Boxes, Yet Another Monsters Problem

Starters 189 (Rated till 5 star)

Number Walks, Create Binary String, Avoid Primes, Sortable Subarrays (Easy)

Starters 190 (Rated till 5 star)

Parry It! (Hard), Subsequence Sort, Min-Max Deletion, Parry It! (Easy)

Total Problems Solved: 456

2106
(Div 1)
★★★★★
CodeChef Rating (Highest Rating 2135)
  • 891 Global Rank
  • 463 Country Rank

Skill tests

93%

Python Online Test & Quiz

Attempted on May 2024
View skill tests

Badges

Contest Contender - Gold Badge

Contest Contender - Gold Badge

Received for participating in 50 Contests

Problem Solver - Silver Badge

Problem Solver - Silver Badge

Received for solving 250 Problems

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