1.
#minna_de_swift #swift_day

2.

3.

4.

5.

6.

7.
if, switch
for-in, while, repeat-while

8.
if condition1 {
}
else if condition2 {
}
else {
}

9.
if let path = Bundle.main.path(
forResource: "data", ofType: "txt") {
}
else {
}

10.
let number = Int(string) ?? -1