Alexander Udalov
32 lines
745 B
Kotlin
32 lines
745 B
Kotlin
//KT-1800 error/NonExistentClass generated on runtime
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package i
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import java.util.ArrayList
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public class User(val firstName: String,
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val lastName: String,
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val age: Int) {
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fun toString() = "$firstName $lastName, age $age"
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}
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public fun <T: Comparable<T>> Collection<T>.min(): T? {
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var minValue: T? = null
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for(value in this) {
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if (minValue == null || value.compareTo(minValue!!) < 0) {
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minValue = value
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}
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}
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return minValue
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}
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fun box() : String {
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val users = arrayList(
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User("John", "Doe", 30),
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User("Jane", "Doe", 27))
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val ages = users.map { it.age }
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val minAge = ages.min()
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return if (minAge == 27) "OK" else "fail"
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}
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