1. History of submissions
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Rafael Castro

@rafc

El Salvador, San Salvador

Joined Feb 2023

World Rank: #54501 (0.3 points)

Institution: Penn

Activity over the last year

Effectiveness

 Problems solved
5
 Solutions submitted
31

Problems

List of solved classical problems:

BITMAP
EASYMATH
MAKETREE
POSTERIN
TOE1

TODO list of classical problems:

FUNPROB TOE2
QUEEN

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