Antonio Molina

• Username: 7★y0105w49
• Country:  Canada
• Student/Professional:Student
• Institution:University of Waterloo Canada
• 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: 7

Current Ratings Graph Old Ratings Graph

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May Lunchtime 2018 Division 1(2018-05-26 22:30:00)

Global Rank:   2

Cheated in:   

Ratings System Update

(2018-05-26 22:30:00)

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2809 (+241)RatingProvisional
Rating i Provisional Rating, click to know more

May Lunchtime 2018 Division 1(2022-12-20 00:00:00)

Global Rank:   2

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 (7)

March Challenge 2017

Completing favorite game, Cooking Schedule, Bandwidth of a matrix, (CH) Bear and Sorted Rows, Bear and Cat Trap, Bear and Extra Number, Xenny and Alternating Tasks, Path Triples On Tree, Sum of distances, Pishty and birthday

June Challenge 2017

Cloning, Pairwise union of sets, Triplets, Xenny and Coin Rankings, Chef and the Feast, A Good Set, Euler Sum, Saboteur (Challenge), Chef and Prime Queries, Persistent oak

November Challenge 2017

Villages and Tribes, Periodic Palindrome Construction, Lovers Gift, Chef goes Left Right Left, Polynomials, Chef Hates Palindromes, Day Schedule, Product on the segment by modulo , Chef and Intersection Line, Chef and Subarray Queries

October Cook-Off 2017

Chef and Counting Test, Chef and Employment Test, Chef and Weird Queries, Chef and Dancing Steps

October Lunchtime 2017

Maximum Number, Buggy Calculator, Optimal Subset, Weird Competition

January Challenge 2018

A humongous Query, K-Concatenation, Maximum Score, Rectangle, String Merging, Partition the numbers

May Lunchtime 2018 Division 1

Sum on Tree, Count Substrings, Shifted Palindrome, Weak in the Middle, Maximum Plus

Total Problems Solved: 50