vi myprog echo Current Date: date echo Calendar for the Current Month: cal
sh myprog
kerkis:~$ sh myprog
Current Date:
Wed Nov  5 08:22:38 GMT+2 1997
Calendar for the Current Month:
    November 1997
Su Mo Tu We Th Fr Sa
                   1
 2  3  4  5  6  7  8
 9 10 11 12 13 14 15
16 17 18 19 20 21 22
23 24 25 26 27 28 29
30                               
read input echo $input