Wasim

• Username: 3★optics
• Country:  India
• Student/Professional:Other
• CodeChef Pro Plan: No Active Plan. View Details

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

Rating Graph

No. of Contests Participated: 17

Current Ratings Graph Old Ratings Graph

1688 (-26)RatingProvisional
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February Challenge 2021 Division 2(2021-02-15 15:00:02)

Global Rank:   3458

Cheated in:   

Ratings System Update

(2021-02-15 15:00:02)

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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1688 (+5)RatingProvisional
Rating i Provisional Rating, click to know more

February Challenge 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   3458

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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Contests (17)

June Challenge 2019 Division 2

Guddu on a Date, Road Signs

June Cook-Off 2019 Division 2

Multiple Choice Exam, Eat Twice

June Lunchtime 2019 Division 2

Ping Paja Pong, Magda and Silly Pairs

July Challenge 2019 Division 2

Minimum and Maximum, Chef and Mean

August Challenge 2019 Division 2

Dilemma, Football, Distribute Apples

October Challenge 2019 Division 2

Operations on a Matrix, Phone Prices

November Challenge 2019 Division 2

Weapon Value, Hard Sequence

November Lunchtime 2019 Division 2

Planting Trees, Compress the List

December Challenge 2019 Division 2

Plus Multiply, Easy Subsequence Selection, That Is My Score!

February Challenge 2020 Division 2

School of Geometry, Hard Cash

March Challenge 2020 Division 2

XOR Engine, Ada Bishop 2, Pintu and Fruits

April Challenge 2020 Division 2

COVID Pandemic and Long Queue, Leaked Answers (Challenge), Sell All the Cars, Squared Subsequences, Strange Number, Unit GCD

June Challenge 2020 Division 2

Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Covid Sampling (Challenge), Chef and String, Chef and Price Control

August Challenge 2020 Division 2

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

October Challenge 2020 Division 2

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

February Challenge 2021 Division 2

Frog Sort, Team Name, Maximise Function

September Challenge 2021 Division 2 (Unrated)

Travel Pass, Airline Restrictions, Shuffling Parities, XOR Equal

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Min Max LCM

November Challenge 2021 Division 2 (Unrated)

Weird Palindrome Making, Equal Coins

July Long One 2022 Division 2 (Unrated)

Slow Solution

Total Problems Solved: 108