[user02@FC4 Lesson04]$ cat -n endl.c

   1  #include <stdio.h>
   2
   3  int main(void)
   4  {
   5     printf("I've been...\nRescued by C++\n");
   6
   7     return 0;
   8  }

[user02@FC4 Lesson04]$ gcc -o endl endl.c
[user02@FC4 Lesson04]$ ./endl
I've been...
Rescued by C++