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dcampogiani/Extractor.kt

Created August 15, 2020 10:41
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Extractor.kt
private fun extractNumber(lines: List<String>): String? {
return lines.firstOrNull { line ->
val subNumbers = line.split(" ")
subNumbers.isNotEmpty() && subNumbers.flatMap { it.asIterable() }.all { it.isDigit() }
}
}
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