a=44 b=77 x=44 y=77 x=77 y=44 a=44 b=77
a=44 b=77 x=44 y=77 x=77 y=44 a=44 b=77 |
|
The values in the parameters of swap are successfully swapped,
but this does not affect the values held in the variables a and
b of main.
