Matthew Allan

• Username: 2★metalpower
• Country:  Indonesia
• Student/Professional:Student
• Institution:Kolese Kanisius, Jakarta
• 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: 5

Current Ratings Graph Old Ratings Graph

1528 (+103)RatingProvisional
Rating i Provisional Rating, click to know more

May Cook-Off 2022 Division 3 (Rated)(2022-05-01 23:00:04)

Global Rank:   2

Cheated in:   

Ratings System Update

(2022-05-01 23:00:04)

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?

1528 (-195)RatingProvisional
Rating i Provisional Rating, click to know more

May Cook-Off 2022 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   2

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)

Practice Paths (1)

Practice for ZCO and INOI

1%

Contests (5)

May Challenge 2020 Division 2

Isolation Centers, Coronavirus Spread

June Challenge 2020 Division 2

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

July Challenge 2020 Division 2

Chef and Strings, Chef and Card Game, Missing a Point, Ada King

June Lunchtime 2020 Division 2

Chef and Demonetisation, Increasing Decreasing

December Lunchtime 2020 Division 2 (Unrated)

Three Letters, Sed Sequences, One Zero Swaps

May Cook-Off 2022 Division 3 (Rated)

Different Subarrays Rearrange, Farmers League, Game of Pooks, Doubled Distances, Triple Inversions

Total Problems Solved: 40