Libreria standard

This segment should take about 1 hour and 10 minutes. It contains:

SlideDuration
Libreria standard3 minutes
Test nella documentazione5 minutes
Durata10 minutes
Opzione, Risultato10 minutes
Stringa (String)10 minutes
Vec10 minutes
Mappa hash10 minutes
Esercizi10 minutes

For each of the slides in this section, spend some time reviewing the documentation pages, highlighting some of the more common methods.