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lnds/ifs.kt

Created January 10, 2016 18:21
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Ifs en Kotlin
Raw
ifs.kt
if (!it.value.isDigit())
return null
if (it.index >= tam)
return null
else {
val digit = it.value.toInt() - '0'.toInt()
if (digit in num) return null
num = num.plus(digit)
}
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