#include <stdio.h>
int main (int argc, char const *argv[])
{
printf ("Hello world!\n");
puts ("hello");
#if 0
expression 'a' expression 2 expression 2ull expression 2.234f expression 2.234 expression 2+3
expression argc
expression argc + 22
expression argv
expression argv[0]
expression argv[1]
expression argv[-1]
expression puts("bonjour") expression printf("\t\x68\n") expression printf("\"\n") expression printf("\'\n") expression printf ("one: %i\n", 1)
expression printf ("1.234 as float: %f\n", 1.234f)
expression printf ("1.234 as double: %g\n", 1.234)
expression printf ("one: %i, two: %llu\n", 1, 2ull)
expression printf ("two: %llu, one: %i\n", 2ull, 1)
expression random() % 255l
#endif
return 0;
}