$ls
first-example.c new-sum.c sum.c
$cat first-example.c
#include <stdio.h>
int main(void)
{
printf(“Hello, world!\n”);
return 0;
}
$gcc first-example.c -o first-example
$./first-example
Hello, world!
$
$ls
first-example.c new-sum.c sum.c
$cat first-example.c
#include <stdio.h>
int main(void)
{
printf(“Hello, world!\n”);
return 0;
}
$gcc first-example.c -o first-example
$./first-example
Hello, world!
$