Ilya Matveev
17 lines
343 B
Kotlin
17 lines
343 B
Kotlin
// WITH_RUNTIME
|
|
|
|
fun concatNonNulls(strings: List<String?>): String {
|
|
var result = ""
|
|
for (str in strings) {
|
|
result += str?:continue
|
|
}
|
|
return result
|
|
}
|
|
|
|
fun box(): String {
|
|
val test = concatNonNulls(listOf("abc", null, null, "", null, "def"))
|
|
if (test != "abcdef") return "Failed: test=$test"
|
|
|
|
return "OK"
|
|
}
|