Tester

• Username: 4★the_tester
• Country:  Switzerland
• Student/Professional:Student
• Institution:Universidad Católica de San Pablo
• 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: 20

Current Ratings Graph Old Ratings Graph

1860 (-8)RatingProvisional
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CodeChef Starters 17 Division 2 (Rated)(2021-11-17 23:00:02)

Global Rank:   1080

Cheated in:   

Ratings System Update

(2021-11-17 23:00:02)

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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1860 (-41)RatingProvisional
Rating i Provisional Rating, click to know more

CodeChef Starters 17 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1080

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 (20)

March Cook-Off 2019 Division 2

XOR N-bonacci Sequence

March Lunchtime 2019 Division 2

Testing Robot

April Challenge 2019 Division 2

Maximum Remaining, Subtree Removal, Fencing, Friend or Girlfriend

April Cook-Off 2019 Division 2

Pied Piper vs Hooli, Making a Meal, Chef Learning Hungarian Algorithm

June Challenge 2019 Division 2

Lent Money, Sum and GCD

August Challenge 2019 Division 2

Dilemma, Distribute Apples, Maximize an Expression, Guddu and his Mother

September Challenge 2019 Division 2

Easy Fibonacci, Chef Designed a Network

September Lunchtime 2019 Division 2

Chef Feeds Cats, Chef and Football Match, Find the Sum

October Challenge 2019 Division 2

Phone Prices, Operations on a Matrix, Chef and Maximum Star Value, Even Edges, Array Modification

October Mega Cook-Off 2019 Division 1

D-Or

January Lunchtime 2020 Division 1

Under the Tunnels

Exun Programming Prelims 2019 (Rated for all)

Weird Modulo Problem , Tennis Tournament, Chipped Tree

July Cook-Off 2020 Division 1

Even-tual Reduction, OR-thodox Distinction

January Cook-Off 2021 Division 2

Prime Tuples, Maximise Islands

February Lunchtime 2021 Division 2

Average Sorting, Coprime Range, Palpal Strings

April Challenge 2021 Division 2

Worthy Matrix, Chef and Dice

April Cook-Off 2021 Division 2

OR of ANDs, Chocolate Monger

CodeChef Starters 10 Division 2 (Rated)

Magical Flips, Maximise the Subsequence Sum, Remove One Element

CodeChef Starters 17 Division 2 (Rated)

Binary Inversion, GCD of Prefixes, New Piece

Total Problems Solved: 95