The main() function
Pascal C/C++
nprogram ….
n…
nbegin (* main program *)
n    …..
nend.
wmain()
w{   ….   
w}
wOR (TRADITIONAL C):
wmain (argc, argv) int argc;
wchar *argv[];
w{    …
w}
wOR (ANSI C):
wmain(int argc, char * argv[])
w{     ….      }