in TicketManagement/Arrays/Task/src/lib.rs [35:45]
fn weekday2index(day: &Weekday) -> usize {
match day {
Weekday::Monday => 0,
Weekday::Tuesday => 1,
Weekday::Wednesday => 2,
Weekday::Thursday => 3,
Weekday::Friday => 4,
Weekday::Saturday => 5,
Weekday::Sunday => 6,
}
}