Amr Harb

CodeChef Starters 31 Division 4 (Rated)

XOR and AND, Sign Moves, Cup Finals, The Unchanging OR, Group Assignment, Economics Class

CodeChef Starters 33 Division 4 (Rated)

The Cheaper Cab, Monthly Budget, Minimum Cars required

April Long One 2022, Division 4 (Rated)

Dazzling GCD Pair, Prime Sum, Dazzling AXNODR Challenge , Ezio and Guards, The Cooler Dilemma 1, The Cooler Dilemma 2, Pairwise Xors

CodeChef Starters 34 Division 4 (Rated)

Average Array, Is the Score Consistent, Good Quality Bulbs, Positive Products, Expiring Bread

April Long Two 2022 Division 4 (Rated)

Geometric Mean Inequality, Sasta Shark Tank, Akash and Equal Mean, Six Friends, Best Coupon, Pseudo Sorted Array

May Cook-Off 2022 Division 4 (Rated)

Chef and Gym, Chef and Masks, Farmers League

Starters 37 Division 4 (Rated)

Dazzling Even-Odd Challenge, The Mango Truck, Roller Coaster, Beat the Average, Laptop Recommendation , Infernos, Maximum OR Minimum

May Long One 2022 Division 4 (Rated)

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

May Lunchtime 2022 Division 3 (Rated)

Bucket and Water Flow , Problems in your to-do list

Starters 39 Division 3 (Rated)

Compress the Video, Closest Vowels, Recent contest problems, A or B

May Long Two 2022 Division 3 (Rated)

Subsequence-Numbers Divisible by 7, Xor Palindrome, Subarrays with length, Score High, Make them Zero, Degree of Polynomial

Starters 40 Division 2 (Unrated)

Infinity Staircase, Or Permutation, Good Pairs

July Cook-Off 2022 Division 2 (Rated)

Permutation And Median, Xor Permutation

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, Split AND Sum

Starters 42 Division 2 (Rated)

Maximise Set Bits , Minimum or Maximum, Divisible by 3

June Long One 2022 Division 2 (Unrated)

Divisible by i , Alternate Additions, Equal Strings

Starters 44 Division 2 (Rated)

Dense Bracket Sequence

Starters 43 Division 2 (Rated)

The Optimal Pairs, Distinct Palindrome

June Long Two 2022 Division 2 (Unrated)

Count the ACs, Strong Elements

July Long One 2022 Division 2 (Unrated)

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

Starters 46 Division 2 (Rated)

Prime Xor, Vowel Anxiety, Array sorting, Sort the String

July Lunchtime 2022 Division 2 (Rated)

Easy Pronunciation, Yet Another Palindrome Making Problem, Maximum Median Matching, Largest Family

July Long Two 2022 Division 2 (Unrated)

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

Starters 49 Division 2 (Rated)

High Frequency, Valid Minimum

Starters 51 Division 2 (Rated)

Split N, Copy and Paste, Different Medians

September Long 2022 Division 2 (Unrated)

Interesting Subarray, Good Pairs

Starters 56 Division 2 (Rated)

K-Subarrays, Energetic Node(Easy Version), Energetic Node(Hard Version), Maximize Colours

September Lunchtime 2022 Division 2 (Rated) (Based on EJOI)

Sleep deprivation, Flip the cards, Equalize AB, Stick Break, Permutation Creation, Increasing Addition

Starters 59 Division 2 (Rated)

Maximum Subarray , Suspense String, Confusing Concatenations

Starters 60 Division 2 (Rated)

Distinct Numbers, Red Green Grids, Yet Another Palindrome Problem, Palindrome Flipping

Starters 61 Division 2 (Rated)

Minimise LCS, Weird Subarrays, Red Blue Flowers, Subarray Removal

Starters 62 Division 2 (Rated)

Sorted Substrings, Make Multiple, Final Sum

Starters 64 Division 2 (Rated)

Luigi and Uniformity

Starters 65 Division 2 (Rated)

Nahaane Jaa, Candies, Binod

Starters 66 Division 2 (Rated)

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

Starters 67 Division 2 (Rated)

Expensive Steps , Counting Problem

Starters 68 Division 2 (Rated)

Boring String, XOR Product, Expense List, Make Money

Starters 70 Division 2 (Rated)

Minimum distance between 1s, Prime Reversal, Frequency Array Retrieval

Starters 71 Division 2 (Rated)

Pet Store, Flip the Prefix, Maximizing LCS

Starters 72 Division 2 (Rated)

N Triplets

Starters 73 Division 2 (Rated)

Append for OR

Starters 74 Division 2 (Rated)

Lcm hates Gcd, Odd Even Binary String

Starters 75 Division 2 (Rated)

Prefix Ones, Three Powers of Two

Starters 77 Division 2 (Rated)

Concat Palindrome, Three Numbers

Starters 79 Division 2 (Rated)

Love Squares Hate Cubes, Mountain, One Stone or Two Stones, Add smallest prime factor, Distinct Opposite Sums

Starters 80 Division 2 (Rated)

Permutation Subsequence, Equal Elements

Starters 82 Division 2 (Rated)

Find eX, Make A-B Same, Difference Matrix, MIN To MAX

Starters 84 Division 2 (Rated)

Max count of 1, Max Binary

Starters 85 Division 2 (Rated)

Efficient PAN Linking, Inside The Stadium, TripTastic

Starters 86 Division 2 (Rated)

Minimum Operation, String Game , Largest Y, Maximise Score

Starters 83 Division 2 (Rated)

Construct String, Order by XOR

Starters 89 Division 2 (Rated)

Plus 2 or Minus 1, Positive or Negative Subarrays, Subarray Removal, Two Averages

Starters 91 Division 2 (Rated)

Odd GCD Permutation, Chef Odd, Blobby Volley Scores, Maximum Sum Permutation

Starters 92 Division 2 (Rated)

Rectangular Tiling, Dividing into Groups, Beautification of array, Distance Coloring, Dotify Playlist

Starters 94 Division 2 (Rated)

CodeChef Streak, Possible or Not, Search for 404, Special Operation, The Vowel Matrix

Starters 95 Division 2 (Rated)

Boxes, Transfusion Chain, EVacuate to Moon

Starters 100 Division 1 (Rated)

Prime Permutation, Stamps 100

Starters 101 Division 1 (Unrated)

Warrior Chef

September Short 2023 Division 1 (Unrated)

GCD Discount, Ultimate Fencing, Lucky Seven, Slow Start, Mixing Extraordinaire

Starters 112 Divison 1 (Rated till 6 Stars)

Cursed Indices, 3 Logicians Walk into a Bar, Yet Another Array Game, Subtree Coloring, Permutation Construction

Starters 113 Division 1 (Rated)

Count Distinct Arrays, Minimise Maximum Subarray Sum, Make All Equal, Maximum Score

Starters 115 Division 1 (Rated)

Greedy LIS Algorithm, Binary Grid Forces, Make All Zero

Starters 116 Divison 1 (Rated till 6-Stars)

Chef Product, ORST , Exact Savings

Starters 121 Division 1 (Rated till 6-Stars)

Frequal, Split And Maximize, Escape, Caesar Cipher Lite

Starters 122 Division 1 (Rated till 6-Stars)

Arya In Grid, Transformation Cost

Starters 123 Division 1 (Rated till 6-Stars)

Minimum And Maximum I, Minimum And Maximum II

Starters 125 Division 1 (Rated till 6-Stars)

Binary Minimal

Starters 128 Division 2 (Rated)

MEXimize the Array, Disjoint Non-Decreasing Array

Starters 129 Division 2 (Rated)

Palindromic Substrings, Ballon d Or

Starters 156 (Rated)

Partition Score, Even Numbers Hate

Starters 161 (Rated)

Two Cards

Starters 167 (Rated)

Lottery Tickets, Delete Not Equal

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