1Quelle sera la sortie lors de l'exécution du code suivant ?
var footballTeam = Set<String>()
footballTeam.insert("Player 1")
footballTeam.insert("Player 2")
footballTeam.insert("Player 3")
let footballTeam2 = footballTeam
if footballTeam.isSubset(of: footballTeam2) {
print("footballTeam is subset")
} else {
print("footballTeam is not a subset")
}