# file: printf.pl
printf "%4.4f\n",   3.14159;
printf "%4.4lf\n",  3.14159;
printf "%4.4hf\n",  3.14159;
printf "%4.4qf\n",  3.14159;
printf "%4.4Lf\n",  3.14159;
printf "%4.4llf\n", 3.14159;