Mustafa Hassan

• Username: 2★call911kid
• Country:  Egypt
• Student/Professional:Student
• 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: 26

Current Ratings Graph Old Ratings Graph

1549 (-33)RatingProvisional
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Starters 139 Division 3 (Rated)(2024-06-19 22:00:04)

Global Rank:   3329

Cheated in:   

Ratings System Update

(2024-06-19 22:00:04)

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1646 (+4)RatingProvisional
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Starters 69 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   55

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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Learning Paths (0)

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Contests (26)

Starters 38 Division 4 (Rated)

Get Subscription, Chef gives Party, Circular Track, Good Pairs, Dominant Army

Starters 39 Division 4 (Rated)

Compress the Video, Recent contest problems, My very 1st contest!, A or B, Chess Ratings

Starters 40 Division 4 (Unrated)

Difficulty Rating Order, Doubt Support Availability, Whatsapp Messages, Take discount or Not

July Cook-Off 2022 Division 3 (Rated)

K-MEX, High Accuracy

Starters 42 Division 4 (Rated)

Minimum or Maximum, Divisible by 3, How Many Maximums, Age Limit, Equal Distribution, Minimum number of Flips

Starters 44 Division 4 (Rated)

Dense Bracket Sequence, Jogging, The Attack of Knight, Air Hockey, Biryani classes

Starters 43 Division 4 (Rated)

Burgers, DNA Storage, Distinct Palindrome, Joining Date, Waiting Time

Starters 46 Division 3 (Rated)

Sort the String, MATH1 Enrolment, Group Assignment, Army Training

Starters 47 Division 3 (Rated)

Similar Heights, Construct N, End Sorted, Minimum Coins

August Long 2022 Division 3 (Rated)

Make A and B equal, Sale Season

Starters 54 Division 3 (Rated)

Equal Distinct, Ticket Fine, Team of Two

Starters 55 Division 2 (Rated)

Balls and Boxes, Mean and Median

September Long 2022 Division 2 (Unrated)

Pokemon Battles, Interesting Subarray, Good Pairs

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

Stick Break, Permutation Creation

Starters 57 Division 3 (Rated)

Maximum Expression, Two Different Palindromes, Non-Negative Product, Even Splits

Starters 59 Division 2 (Rated)

Maximum Subarray , Suspense String

Starters 60 Division 2 (Rated)

Palindrome Flipping

Starters 67 Division 3 (Rated)

Expensive Steps , Minimum Number of Ones, Counting Problem

Starters 68 Division 3 (Rated)

Boring String, Make Money, Expense List, Make AP

Starters 69 Division 3 (Rated)

Akash and Dinner, Convert to permutation, Distinct Sequence

Starters 70 Division 2 (Rated)

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

Starters 71 Division 2 (Rated)

Pet Store

Starters 72 Division 3 (Rated)

Indivisible, N Triplets, Apples and oranges

Starters 73 Division 2 (Rated)

Append for OR

Starters 79 Division 2 (Rated)

Distinct Opposite Sums

Starters 82 Division 3 (Rated)

Make A-B Same, Reach Home, Difference Matrix, MIN To MAX

Starters 139 Division 3 (Rated)

Distribute Cookies

Total Problems Solved: 105