What are the changes to be made for the below code to print the string 12345?
Stream.iterate(1, x -> x++).limit(5).map(x -> x).collect(Collectors.joining());
A. Change Collectors.joining() to Collectors.joining("").
B. Change map(x -> x) to map(x -> "" + x) .
C. Change x -> x++ to x -> ++x.
D. Add forEach(System.out::print) after the call to collect().

Question

What are the changes to be made for the below code to print the string 12345?

Stream.iterate(1, x -> x++).limit(5).map(x -> x).collect(Collectors.joining());

A. Change Collectors.joining() to Collectors.joining("").
B. Change map(x -> x) to map(x -> "" + x) .
C. Change x -> x++ to x -> ++x.
D. Add forEach(System.out::print) after the call to collect().

anonymous · Accepted Answer

Correct Solution - a

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