कार्यान्वयन

import java.util.*;public class Main {
  public static void main(String[] args) {
    List<Integer> nums = Arrays.asList(1,2,3,4,5,6,7,8,9,10);
    int sum = nums.parallelStream().mapToInt(n -> n).sum();
    System.out.println("Sum = " + sum);
  }
}

import java.util.*;public class Main {
  public static void main(String[] args) {
    List<Integer> nums = Arrays.asList(10,20,30,40,50);
    double avg = nums.parallelStream().mapToInt(n -> n).average().orElse(0);
    System.out.println("Average = " + avg);
  }
}

import java.util.*;import java.util.stream.*;public class Main {
  public static void main(String[] args) {
    List<Integer> nums = Arrays.asList(3,7,2,9,5);
    IntSummaryStatistics stats = nums.parallelStream().mapToInt(n -> n).summaryStatistics();
    System.out.println("Count = " + stats.getCount());
    System.out.println("Sum = " + stats.getSum());
    System.out.println("Min = " + stats.getMin());
    System.out.println("Average = " + stats.getAverage());
    System.out.println("Max = " + stats.getMax());
  }
}