题解 | #数字颠倒#
数字颠倒
https://www.nowcoder.com/practice/ae809795fca34687a48b172186e3dafe
import Foundation
while let line = readLine() {
var number = Int(line)!
if number == 0 {
print("0")
continue
}
var res = ""
while number > 0 {
res.append(String((number%10)))
number = number/10
}
print(res)
}