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Summing4.java
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20 lines (19 loc) · 600 Bytes
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// threads/Summing4.java
// (c)2016 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://mindviewinc.com/Books/OnJava/ for more book information.
import java.util.*;
public class Summing4 {
public static void main(String[] args) {
System.out.println(Summing3.CHECK);
Long[] La = new Long[Summing3.SZ+1];
Arrays.parallelSetAll(La, i -> (long)i);
Summing.timeTest("Long Parallel",
Summing3.CHECK, () ->
Arrays.stream(La).parallel().reduce(0L,Long::sum));
}
}
/* Output:
50000005000000
Long Parallel: 1014ms
*/