import java.util.Random;
import java.util.stream.IntStream;
 
class LargeArrayProcessing {
    public static void main(String[] args) {
        int[] data = new int[10_000_000];
        Random rand = new Random();
 
        for (int i = 0; i < data.length; i++) {
            data[i] = rand.nextInt(100) + 1;
        }
 
        double average = IntStream.of(data).average().orElse(0);
        long evenCount = IntStream.of(data).filter(n -> n % 2 == 0).count();
 
        System.out.println("Середнє значення: " + average);
        System.out.println("Кількість парних чисел: " + evenCount);
    }
}
 

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