Stream_reduce
Wed Jun 05 2024 16:16:57 GMT+0000 (Coordinated Universal Time)
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import java.util.*;
import java.util.stream.*;
public class Main{
public static void main(String[] args)
{
ArrayList<Integer> al=new ArrayList<>();
al.add(7);
al.add(90);
al.add(4);
al.add(18);
al.add(3);
System.out.println("List : "+al);
Optional<Integer> sum=al.stream().reduce((x,y)->(x+y));
if(sum.isPresent())
System.out.println(" sum :"+sum.get());
sum=al.stream().reduce((x,y)->(x*y));
if(sum.isPresent())
{
System.out.println("product : "+sum.get());
}
}
}
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