I answered Idk to all. After the first two, the pattern became clear and I felt like if I wrote a compiler myself, the answers could be very different. I've wo

I answered Idk to all. After the first two, the pattern became clear and I felt like if I wrote a compiler myself, the answers could be very different. I've worked on 16 bit C code, 32 and now 64 bit code. So I knew that the behavior was implementation and optimization dependent. :) Ignorance is bliss in C.