Jonathan Durand Espinoza

• Username: 4★hamlet
• Country:  Peru
• Student/Professional:Student
• Institution:Universidad Nacional de Ingeniería Rímac District, Peru
• 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: 16

Current Ratings Graph Old Ratings Graph

1957 (+17)RatingProvisional
Rating i Provisional Rating, click to know more

September Mega Cook-Off 2015(2015-09-21 00:00:00)

Global Rank:   338

Cheated in:   

Ratings System Update

(2015-09-21 00:00:00)

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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1957 (+113)RatingProvisional
Rating i Provisional Rating, click to know more

September Mega Cook-Off 2015(2022-12-20 00:00:00)

Global Rank:   338

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 (16)

April Long Contest

Number Game Revisited

May Cook-off 2011

Popular Rice Recipe, Distribute idlis Equally, Socializing Game around Pizza

October Long Contest 2011

Repeated String

February 2012 Challenge

Lucky Count, Lucky Long, Word Couting, Count of Maximum

May Challenge 2012

Lucky lucky number

July Challenge 2012

The Gray-Similar Code, Restaurant Rating, Gift Rift, My Fair Coins, Chef's Dream

April Cook-Off 2013

Andrew and the Birthday, Andrew and the Meatballs, Andrew and the Strings, Andrew and the Meatballs again

June Challenge 2013

Lapindromes, W String, Predictopus, Little Elephant and Mouses, Dessert Wizard

May Cook-off 2013

Subtraction Game 1, Subtraction Game 2

September Challenge 2013

Little Elephant and Exams, Cool Guys, Chef and Integers , Project Spoon, CAO Stage-1, CAO Stage-2

July Cook-Off 2014

Copy-Paste, Sum Queries

May Lunchtime 2014

Divisible Subset, Approximately II

June Lunchtime 2014

The Smallest Pair, Dynamic Inversion

August Lunchtime 2014

Harrenhal

March Challenge 2015

Chef and Notebooks

September Mega Cook-Off 2015

Forgotten Language, Super Numbers, Stacks

Total Problems Solved: 47