A Problem Book in Real Analysis (Problem Books in Mathematics) cover
A Problem Book in Real Analysis (Problem Books in Mathematics)
by Asuman G. Aksoy, Mohamed A. Khamsi
ISBN: 1441912959
Buy on Amazon
Found in 1 comment on Hacker News
stiff · 2018-03-24 · Original thread
Springer has problem books with full solutions:

https://www.amazon.com/Problem-Book-Analysis-Books-Mathemati... https://www.amazon.com/Problems-Solutions-Undergraduate-Anal...

The second one is for Lang's "Undergraduate Analysis" book.