The Caribbean Final Qualifiers are held annually and have as their main purpose the classification of the teams to next level (LatinAmerican Regional Contests) of the ICPC .
Official rules : link
Allowed languages : C (GNU GCC 7.3.0), C++ (GNU G++ 7.3.0), C++17 (GNU G++17 7.3.0), C# (MS C# .NET 4.7), Java (Java 1.8), Python 3 (Python 3.5.3 & Python 3.9 PyPy), Kotlin (Kotlin 1.3)
Clarifications should be written in English, and the name of the problem should be selected as the subject. Clarifications will be answered by human judges as soon as possible. The same question should not be repeated. If the answer sent by the judges is "No comments", it means that the answer to the question is in the problem statement.
- Editorial & reference solutions (zip)