1#include <stdio.h> 2#include <wchar.h> 3 4 5int 6main(int argc, char *argv[]) 7{ 8 fputws(L"Hello world!\n", stdout); 9 wprintf (L"This %s a %ls string: %d\n", "is", L"mixed", 42); 10 wprintf (L"%Iu\n", 0xfeedbeef); 11 return 0; 12} 13