kotlin import java.util.stream.Collectors fun main() { val numbers = listOf(1, 2, 3, 4, 5) val evenNumbers = numbers.filter { it % 2 == 0 } val squaredNumbers = evenNumbers.map { it * it } val sum = squaredNumbers.reduce { acc, i -> acc + i } val result = squaredNumbers.stream().collect(Collectors.toList()) }