Alejandro Briceño Espinoza

• Username: 4★alexbri
• Country:  Mexico
• Student/Professional:Student
• Institution:Universidad Nacional Autónoma de México
• 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: 4

Current Ratings Graph Old Ratings Graph

1890? (+153)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 77 Division 2 (Rated)(2023-02-15 23:00:02)

Global Rank:   25

Cheated in:   

Ratings System Update

(2023-02-15 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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1737? (-21)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 68 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   470

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 (4)

CodeChef Starters 9 Division 3 (Rated)

Black cells in a chessboard, Large Square, Bus full of passengers, India Fights Corona

May Lunchtime 2022 Division 2 (Rated)

Bucket and Water Flow , Maximum Pairwise Modular Sum

Starters 68 Division 2 (Rated)

Boring String, XOR Product, Expense List, Make Money

Starters 77 Division 2 (Rated)

Yet Another XOR Sort, Concat Palindrome, K Increment Palindrome, Three Numbers

Total Problems Solved: 19