Tahir Yusuf Sandalwala

• Username: 4★tahir_729
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Madras
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 9

Current Ratings Graph Old Ratings Graph

1932 (-48)RatingProvisional
Rating i Provisional Rating, click to know more

July Cook-Off 2022 Division 1 (Rated)(2022-07-03 22:30:00)

Global Rank:   280

Cheated in:   

Ratings System Update

(2022-07-03 22:30:00)

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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1932 (-77)RatingProvisional
Rating i Provisional Rating, click to know more

July Cook-Off 2022 Division 1 (Rated)(2022-12-20 00:00:00)

Global Rank:   280

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 (9)

September Challenge 2021 Division 3 (Rated)

Shuffling Parities, Airline Restrictions, Travel Pass, XOR Equal

September Cook-Off 2021 Division 3

Cars and Bikes, Zebra Crossing, Fake Swaps, Fake GCD, Adjacency Hatred

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

CodeChef Starters 13 Division 2 (Rated)

Make that Array!, Magical Doors, Maximum Light Up, Chef in Vaccination Queue, Add and Divide

October Challenge 2021 Division 2 (Unrated)

Longest AND Subarray, Digit Removal, MEX-OR, Hidden Points

September Lunchtime 2021 Division 2

Balanced and Unique Arrays, Alice vs Bob Faceoff, Yet another SOD problem

CodeChef Starters 16 Division 2 (Unrated)

Professor And Directions, Chef and Magical Steps

SnackDown 2021 - Online Round 1A

Yet Another Flipping Problem, Min Max LCM, Equal Beauty, Round Robin Ranks , Dance Moves

SnackDown 2021 - Online Round 1B

Queens Placement

November Challenge 2021 Division 2 (Unrated)

Xor Equation, Weird Palindrome Making, Hill Sequence, Equal Coins, Maximise the bridges

SnackDown 2021 - Online Pre-Elimination

Product Pain

November Lunchtime 2021 Division 2

Strange Minimization, Subarray Jumps, Expected Weight

CodeChef Starters 34 Division 2 (Rated)

Binary Mismatch, Average Array, Binary String Xor, Good Permutation

July Cook-Off 2022 Division 1 (Rated)

Segmentation Fault

Starters 45 Division 2 (Rated)

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

Total Problems Solved: 55