Hamza Hasan Ellahie
- h_squared
Pakistan- Student
- Ghulam Ishaq Khan Institute of Engineering Sciences and Technology, Pakistan
- No Active Plan. View Details
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Learning Paths (0)
Practice Paths (1)
Contests (31)
April Challenge 2020 Division 2
Strange Number, Squared Subsequences, Unit GCD, Sell All the Cars, COVID Pandemic and Long Queue
May Challenge 2020 Division 2
Coronavirus Spread, Isolation Centers
April Lunchtime 2020 Division 2
Chef in Fantasy League
June Challenge 2020 Division 2
Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Chef and String, Chef and Price Control
July Challenge 2020 Division 2
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, Divide Candies, Ada Matrix
July Lunchtime 2020 Division 2
Chef and Steps
October Challenge 2020 Division 1
Inversions, Positive AND, Replace for X
November Challenge 2020 Division 1
Restore Sequence
January Challenge 2021 Division 2
Watching CPL, Fair Elections
December Challenge 2020 Division 1
Hail XOR, Positive Prefixes, Even Pair Sum
February Challenge 2021 Division 2
Frog Sort, Team Name, Chef and Meetings, Prime Game, Maximise Function
February Lunchtime 2021 Division 2
Coprime Range
March Challenge 2021 Division 2
Interesting XOR!, College Life 4, Consecutive Adding, Paparazzi Gennady, Space Arrays
April Challenge 2021 Division 2
Worthy Matrix, Chef and Dice
May Challenge 2021 Division 2 (Rated)
Valid Paths, An Interesting Sequence, Xor Equality, Tic Tac Toe, Modular Equation
June Challenge 2021 Division 2 (Unrated)
Bitwise Tuples, Bella ciao, Summer Heat
July Challenge 2021 Division 2 (Unrated)
XxOoRr, Optimal Denomination
August Challenge 2021 Division 2 (Unrated)
Special Triplets, Array Filling, Geometry 1, Chef and Bulb Invention, Problem Difficulties, Olympics Ranking
September Challenge 2021 Division 2 (Unrated)
XOR Equal, Shuffling Parities, Airline Restrictions, Travel Pass
SnackDown 2021 - Online Qualifiers
Lucky Number, Maximum Number Of Distinct Elements
October Challenge 2021 Division 2 (Unrated)
Longest AND Subarray, MEX-OR
SnackDown 2021 - Online Round 1A
Round Robin Ranks , Min Max LCM
SnackDown 2021 - Online Round 1B
Queens Placement , Largest Laddu
November Challenge 2021 Division 2 (Unrated)
Xor Equation, Weird Palindrome Making, Hill Sequence, Equal Coins, Maximise the bridges
January Long 2022 - I, Division 2 (Unrated)
Prime in a binary string, Retrieve back the Array, Chef and Riffles
July Cook-Off 2022 Division 2 (Rated)
Permutation And Median, Xor Permutation
June Long Two 2022 Division 2 (Unrated)
Count the ACs, Strong Elements
July Long One 2022 Division 2 (Unrated)
Largest Square in the garden, Journey of the Knight, Game of Piles Version 1, Game of Piles Version 2, Find A, B, C, Slow Solution
Starters 47 Division 2 (Rated)
End Sorted
Starters 48 Division 3 (Rated)
Strict Permutation, Buy Lamps, Fill The Grid, Make Palindrome 2, Positive array
July Long Two 2022 Division 2 (Unrated)
Maximize Difference, Concat Sort, To Divide or Not To Divide, Sum of Product 1
September Long 2022 Division 2 (Unrated)
Pokemon Battles, Interesting Subarray, Good Pairs
Starters 71 Division 2 (Rated)
Pet Store, Flip the Prefix, Expected Sum, Maximizing LCS
Starters 77 Division 2 (Rated)
Concat Palindrome, K Increment Palindrome, Three Numbers
Starters 79 Division 2 (Rated)
Love Squares Hate Cubes, K-Beautiful Subarrays, Mountain, One Stone or Two Stones, Add smallest prime factor, Distinct Opposite Sums
Starters 86 Division 2 (Rated)
String Game , Largest Y, Maximise Score
Starters 108 Division 2 (Rated)
Clan Expansion, Palindromic Prime Numbers, Fair Distribution
Starters 115 Division 2 (Rated)
Subtraction Sequence I, Greedy LIS Algorithm, Binary Grid Forces, Make All Zero, A PLUS B Remastered, Decorating Christmas Tree
Starters 116 Division 2 (Rated)
Chef Product, ORST , Exact Savings, Access Control
Starters 128 Division 1 (Rated till 6-Stars)
XOR And Multiply
Starters 135 Division 2 (Rated)
Milky-Dark Chocolates, Graph Cost, Invert And Equalize, Limit of MEX, Change A to B
Starters 158 (Rated till 6 stars)
Buying Game, Multiply 2 to Minimize
Starters 159 (Rated till 5 stars)
Crafty Coloring (Hard), Crafty Coloring (Easy), Glass Bridge (Hard), Super Hero, Random Nim, Glass Bridge (Easy), Chess Colouring, Elections