14 lines
185 B
Swift
14 lines
185 B
Swift
|
func isEven(n:Int) -> Bool {
|
||
|
|
|
||
|
|
// Bitwise check
|
||
|
|
if (n & 1 != 0) {
|
||
|
|
return false
|
||
|
|
}
|
||
|
|
|
||
|
|
// Mod check
|
||
|
|
if (n % 2 != 0) {
|
||
|
|
return false
|
||
|
|
}
|
||
|
|
return true
|
||
|
|
}
|