Ahmed

• Username: 4★ahmedm00
• Country:  Egypt
• Student/Professional:Student
• Institution:El Shorouk Academy Cairo, Egypt
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2025 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 34

Current Ratings Graph Old Ratings Graph

1988 (-48)RatingProvisional
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Starters 201 (Rated till 6 star)(2025-08-27 22:00:00)

Global Rank:   169

Cheated in:   

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(2025-08-27 22:00:00)

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1730 (+0)RatingProvisional
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Starters 69 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   250

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

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Contests (34)

Starters 55 Division 4 (Rated)

Balls and Boxes, Permutation Clear, Fever, Mean and Median, Broken Phone

Starters 58 Division 4 (Rated)

Break the elements, Ranklist Pages, Reach the Target, Add to Subsequence, Remove Bad elements

Starters 59 Division 2 (Rated)

Maximum Subarray , Suspense String, Confusing Concatenations

Starters 67 Division 2 (Rated)

Expensive Steps , Counting Problem

Starters 69 Division 2 (Rated)

Akash and Dinner, Make everything divisible by 3, Distinct Sequence

Starters 71 Division 2 (Rated)

Pet Store, Maximizing LCS

Starters 89 Division 2 (Rated)

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

Starters 90 Division 2 (Rated)

Crushed Apples and a Balance Scale, Sum of Goodness, Printing Binary Array, Anti Palindrome

Starters 91 Division 2 (Rated)

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

Starters 93 Division 2 (Rated)

Break Free, Thank U, Next, NASA, Problem

Starters 94 Division 2 (Rated)

CodeChef Streak, Possible or Not, The Vowel Matrix

Starters 95 Division 2 (Rated)

Boxes, Transfusion Chain, EVacuate to Moon

Starters 99 Division 2 (Rated)

Card Swipe, Exclusion-Inclusion

Starters 103 Division 2 (Rated)

Unique xor, Divisible By 8, Dice Number

Starters 108 Division 2 (Rated)

Clan Expansion, Palindromic Prime Numbers, Fair Distribution

Starters 146 Division 2 (Rated till 5 stars)

Bouncing Ball, Permutation Construction, Knockout tournament

Starters 147 Division 2 (Rated till 5 stars)

Counting Triangles 101, K Subsequence 101, Truth Teller And Liars 101, Independence Day 101, Non-Primes 101, Gold Coins 101

Starters 148 Division 2 (Rated)

Double Trouble, FightBots, ZigZag Tree Sequences (Easy)

Starters 151 (rated till 5 stars)

Ball Game, Sequence Search

Starters 152 (Rated)

Completion (Hard), Maximize Hamming Distance, Completion (Easy), Anti-Palindrome Queries, Range Minimize

Starters 154 (Rated till 6 stars)

Count Winning Subarrays, Triangle Count (Easy)

Starters 155 (Rated till 5 stars)

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

Starters 156 (Rated till 6 stars)

Balance Difficulties, Interval Cliques, Partition Score

Starters 157 (Rated till 5 stars)

Small, Smaller, Smallest, MEXtreme Divisibility, Normal is Good, Unmedian

Starters 158 (Rated till 6 stars)

Buying Game, Multiply 2 to Minimize

Starters 159 (Rated till 5 stars)

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

Starters 160 (Rated till 5 stars)

Palindrome Love, Modindrome, Buying Order (Easy), Buying Order (Hard)

Starters 162 (Rated till 5 stars)

Empty the String, MEX of XOR, Permutation Mod K

Starters 163 (Rated till 5 stars)

Nice Array, Sort Them

Starters 165 (Rated till 6 stars)

A to B, Stable Array, Sum Operations (Easy)

Starters 166 (Rated till 6 stars)

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

Starters 201 (Rated till 6 star)

Huge Grid (Easy Version)

Total Problems Solved: 146