Abubakar Aftab

• Username: 4★abuxkage
• Country:  India
• Student/Professional:Student
• Institution:Netaji Subhas University of Technology Dwarka, Delhi, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 30

Current Ratings Graph Old Ratings Graph

1943 (-9)RatingProvisional
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Starters 66 Division 1 (Rated till 5-stars)(2022-11-23 23:00:00)

Global Rank:   73

Cheated in:   

Ratings System Update

(2022-11-23 23:00:00)

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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1943 (-39)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 66 Division 1 (Rated till 5-stars)(2022-12-20 00:00:00)

Global Rank:   73

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

How the rating system works?

Learning Paths (0)

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Practice Paths (0)

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Contests (30)

June Challenge 2020 Division 2

The Tom and Jerry Game!, Even Matrix, Chef and Price Control, Chef and Icecream, Chef and String

August Challenge 2020 Division 2

Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP

September Challenge 2020 Division 2

Chefina and Swap, A Problem on Sticks, Find XOR, Ada Matrix, Coronavirus Spread 2

August Lunchtime 2020 Division 2

Mode of Frequencies

October Challenge 2020 Division 2

Positive AND, Replace for X, Covid Run, Chef and Easy Queries

November Challenge 2020 Division 2

Restore Sequence, Ada and Dishes, Magical Candy Store, Iron, Magnet and Wall

January Challenge 2021 Division 2

Chef and Ants, Fair Elections, Watching CPL

January Cook-Off 2021 Division 2

Prime Tuples

December Lunchtime 2020 Division 2 (Unrated)

Sed Sequences

January Lunchtime 2021 Division 2 (Unrated)

Even Differences, Even Sum

October Lunchtime 2020 Division 2

AND Plus OR

November Lunchtime 2020 Division 2

Gasoline Introduction

September Lunchtime 2020 Division 2

GCD operations, Watermelon

February Lunchtime 2021 Division 2

Palpal Strings, Coprime Range

May Challenge 2021 Division 2 (Rated)

Tree House, Xor Equality, Tic Tac Toe, Modular Equation

August Lunchtime 2021 Division 2

K-th Maximum, Crossing Blocks, Just a Graph

CodeChef Starters 10 Division 2 (Rated)

Remove One Element, Maximise the Subsequence Sum

SnackDown 2021 - Online Qualifiers

Lucky Number

October Lunchtime 2021 Division 2

Chef and Water Car, Exactly N plus 1 Values

November Cook-Off 2021 Division 2

Missing Sums, Make it Divisible

November Lunchtime 2021 Division 2

Expected Weight, Subarray Jumps, Strange Minimization, Rapid Re-Orderings

December Lunchtime 2021 Division 2

Maximum Trio, Romantic Reversals

June Cook-Off 2022 Division 2 (Rated)

Break the Stick

Starters 42 Division 2 (Rated)

Construct An Array , Maximise Set Bits , Minimum or Maximum, Divisible by 3

Starters 44 Division 2 (Rated)

Palindromes Not Allowed, Atleast and Atmost, Triple Xor, Dense Bracket Sequence

June Lunchtime 2022 Division 2 (Rated)

Equal by XORing, The Lost Array, XOR Times 2 Is Sum, Zero Ones Equal One Zeros, Max Shift After XOR

Starters 45 Division 2 (Rated)

Even Equal Odd, Xor and Multiply, KBG and GN-Theory, Retrieve the Array, Adjacent Sum Parity

Starters 46 Division 2 (Rated)

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

Starters 47 Division 2 (Rated)

Copy and Push Back, End Sorted

July Long Two 2022 Division 1 (Unrated)

To Divide or Not To Divide

Starters 63 Division 1 (Rated for 5 & 6 stars)

Maximize 1s, Make Length 1, Minimum Absolute Score

Starters 66 Division 1 (Rated till 5-stars)

Good Binary Strings, Palindrome by Splitting, Connect All Cities

Total Problems Solved: 120