题解 | #提取不重复的整数#
提取不重复的整数
https://www.nowcoder.com/practice/253986e66d114d378ae8de2e6c4577c1
import java.util.Scanner
fun main(args: Array<String>) {
val read = Scanner(System.`in`)
while (read.hasNext()) {
val a = read.next().toInt()
val s = linkedSetOf<Char>()
a.toString().reversed().forEach {
s.add(it)
}
println(s.joinToString(""))
}
}
#kotlin#
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