Huzaifa Khilawala
Gold League
- 5★redheadphone
India- Other
- No Active Plan. View Details
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Ratings System Update
(2025-06-11 22:00:00)Ratings System Update
(2022-12-20 00:00:00)Learning Paths (0)
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Practice Paths (0)
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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)