Listing 4.14 (lines 7-8) – Additional ")" in book

[ITHelpDec]

https://github.com/anthonywilliams/ccia_code_samples/blob/6e7ae1d66dbd2e8f1ad18a5cf5c6d25a37b92388/listings/listing_4.14.cpp#L7-L8

Directly from book (page 103).

std::packaged_task<result_type(A&&)>
        task(std::move(f)));