Gustavo Orosco

• Username: 5★pulsatio1
• Country:  Peru
• Student/Professional:Student
• Institution:Universidad de Ingeniería y Tecnología 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: 28

Current Ratings Graph Old Ratings Graph

2033 (+63)RatingProvisional
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September Lunchtime 2022 Division 2 (Rated) (Based on EJOI)(2022-09-23 23:30:02)

Global Rank:   4

Cheated in:   

Ratings System Update

(2022-09-23 23:30:02)

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2033 (+10)RatingProvisional
Rating i Provisional Rating, click to know more

September Lunchtime 2022 Division 2 (Rated) (Based on EJOI)(2022-12-20 00:00:00)

Global Rank:   4

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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Contests (28)

May Challenge 2020 Division 2

Coronavirus Spread, Triple Sort, Isolation Centers

May Cook-Off 2020 Division 2

Chef and Recipe, Impressing Chefina, Chef, Chefina and Their Friendship, Roads in Chefland

April Lunchtime 2020 Division 2

Another Birthday Present!, Positive Mex, Chef in Fantasy League

June Challenge 2020 Division 1

The Tom and Jerry Game!

July Cook-Off 2020 Division 2

Even-tual Reduction, OR-thodox Distinction

July Lunchtime 2020 Division 1

Golomb Sequence, Binary Concatenation

August Lunchtime 2020 Division 1

Alien Invasion , Game on a Strip, Counting Graphs

June Lunchtime 2020 Division 2

Chef and Demonetisation, Increasing Decreasing

December Challenge 2020 Division 1

Hail XOR, Positive Prefixes, Even Pair Sum

December Cook-Off 2020 Division 1

Sed Passwords, Circle of Chaos, Self-Destructing Strings

January Cook-Off 2021 Division 2

Mex Subsequence, Not Too Colourful, Prime Tuples, Maximise Islands

December Lunchtime 2020 Division 1 (Unrated)

Three Letters, One Zero Swaps

October Cook-Off 2020 Division 1

Yet Another Crossover Episode, Path-etic Sums

November Cook-Off 2020 Division 1

Flip the String, Hiring Workers, Graph Construction, Chef and IPC Certificates

October Lunchtime 2020 Division 1

Chef Is Just Throwing Random Words, Cute Chef Gift

November Lunchtime 2020 Division 1

Gasoline

February Lunchtime 2021 Division 1

Average Sorting

April Cook-Off 2021 Division 1

OR of ANDs

June Cook-Off 2021 Division 2

Too Much Xor, Binary String on Steroids, The Wave

July Cook-Off 2021 Division 1

Beautiful Subsequence, Mod Equality

July Lunchtime 2021 Division 1

Longest Good Segment

August Cook-Off 2021 Division 1

Clear the Array, Different String, Odd Array

October Cook-Off 2021 Division 1

Can You Reach The End

October Lunchtime 2021 Division 2

Median Rearrangement, Chef and Water Car, Exactly N plus 1 Values

November Cook-Off 2021 Division 2

Missing Sums, Make it Divisible

November Lunchtime 2021 Division 2

Expected Weight, Rapid Re-Orderings

April Lunchtime 2022 Division 2(Rated)

Buckets Full of Candies, Pair Pain, Secret Machine Mania

September Lunchtime 2022 Division 2 (Rated) (Based on EJOI)

Stick Break, Permutation Creation, Increasing Addition, Adjacent Pairs

Total Problems Solved: 97