Justin

• Username: 4★mesaliason
• Country:  Singapore
• Student/Professional:Professional
• Organisation:Lam Research
• 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: 6

Current Ratings Graph Old Ratings Graph

1861 (+31)RatingProvisional
Rating i Provisional Rating, click to know more

CodeChef Starters 13 Division 2 (Rated)(2021-09-26 19:00:02)

Global Rank:   503

Cheated in:   

Ratings System Update

(2021-09-26 19:00:02)

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?

1861 (-36)RatingProvisional
Rating i Provisional Rating, click to know more

CodeChef Starters 13 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   503

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)

None

Practice Paths (0)

None

Contests (6)

May Challenge 2020 Division 2

Coronavirus Spread, Isolation Centers, Triple Sort

April Lunchtime 2020 Division 2

Another Birthday Present!, Chef in Fantasy League

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

July Challenge 2020 Division 2

Missing a Point, Chef and Strings, Chef and Card Game, Doctor Chef, Chefina and Swaps, Ada King

July Cook-Off 2021 Division 2

XOR-ORED, Mod Equality, Hidden Colored Graph

CodeChef Starters 7 Division 2 (Unrated)

Maximum Possible Sweetness, Ceiling Sum, Maximum Array Xor, Chess Format, Food Chain

August Challenge 2021 Division 2 (Unrated)

Olympics Ranking, Problem Difficulties, Array Filling, Special Triplets, Chef and Bulb Invention

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements, Minimise Difference

CodeChef Starters 13 Division 2 (Rated)

Add and Divide, Chef in Vaccination Queue, Maximum Light Up, Magical Doors

October Challenge 2021 Division 2 (Unrated)

Longest AND Subarray, Digit Removal, MEX-OR

SnackDown 2021 - Online Round 1A

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

SnackDown 2021 - Online Round 1B

Queens Placement , Largest Laddu, Help Nishant

December Challenge 2021 Division 2 (Unrated)

Valleys and Hills, List of Lists

January Long 2022 - I, Division 2 (Unrated)

Prime in a binary string

April Long Two 2022 Division 2 (Unrated)

Geometric Mean Inequality, Pseudo Sorted Array

August Long 2022 Division 2 (Unrated)

Angled Flip, Sale Season, XOR with smallest element, Hello Equation, Maximum Submissions, Make A and B equal

Total Problems Solved: 97