Luis Angel Giro Valdes

• Username: 4★olimpo
• Country:  United States
• Student/Professional:Professional
• Organisation:Facebook
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 30

Current Ratings Graph Old Ratings Graph

1857 (+74)RatingProvisional
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July Cook-Off 2021 Division 2(2021-07-28 22:45:02)

Global Rank:   25

Cheated in:   

Ratings System Update

(2021-07-28 22:45:02)

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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1857 (-23)RatingProvisional
Rating i Provisional Rating, click to know more

July Cook-Off 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   25

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 (30)

May 2010 Contest

Rendezvous, Nice Quadrangles

December 2010 Challenge

A String Game, The Hungry Bear

April Long Contest

Gravel, Number Game Revisited, Central Point, Rectangles Counting

May Long Contest 2011

Tree Product, The Great Wall of Byteland

July Cook-off 2011

Pleasing Chief, Garden Squares, Misinterpretation

September Long Contest

Younger Brother, BIT Magazine

October Long Contest 2011

Dish Distribution, The Great Plain, The Baking Business, Repeated String, Lucky Palin

September Cook-off

Last Digit Sum, Hotel Bytelandia, Digit Rotation

December 2011 Long Contest

Robot Movings

February 2012 Challenge

Box and Ball System, Lucky Count, Restore the Recipe, Lucky Long, Word Counting, Count of Maximum

March 2012 Challenge

Spoon in Matrix

April Challenge 2012

Fit to Play, Double Strings

July Cook-Off 2012

Ciel and Receipt, Ciel and Map, Ciel and Tomya

September Challenge 2012

Kisses & Hugs, Three is Crowd

October Challenge 2012

Little Elephant and Order

August Cook-Off 2013

Chef and The Divisibility Queries, Chef and The Right Triangles

November Challenge 2013

Yet Another Cute Girl, Uncle Johny, Square Digit Squares, Missing some chairs, Superpowers of 2

November Cook-off 2013

Rank of the Number, Number of Paths, Lowest Sum, Am I a Fibonacci Number

December Challenge 2013

Chef and Codes, Funny Marbles, Magic Pairs, Reign, Rectangular Queries

April Challenge 2014

Counting Matrices

May Challenge 2014

Stone, Chef and Strange Matrix, Compilers and Parsers, Chef-jumping

July Challenge 2014

Garden Game, Chef and Frogs, Count Substrings, Dish Owner

March Challenge 2015

Chef and Notebooks

November Challenge 2020 Division 2

Restore Sequence, Ada and Dishes

May Challenge 2021 Division 3 (Rated)

Valid Paths, Solubility, Golf, Modular Equation, Tic Tac Toe, Xor Equality, Tree House

July Cook-Off 2021 Division 2

Beautiful Subsequence, XOR-ORED, Mod Equality

Total Problems Solved: 80