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Top Forums Shell Programming and Scripting Help me to solve some question about shell Script Post 302363899 by cenco on Wednesday 21st of October 2009 02:22:46 PM
Old 10-21-2009
Question Help me to solve some question about shell Script

  • Factorial calculation
Example output:
Please enter a non-negative number: 3

3! = 3 X 2 X 1
= 6


Please enter a non-negative number: 10

10! = 10 X 9 X 8 X 7 X 6 X 5 X 4 X 3 X 2 X 1
= 3628800


Please enter a non-negative number: -1

Invalid input


    • By using for loop only, write a shell script to calculate factorial like example above
    • By using while loop only, write a shell script to calculate factorial like example above



Thx for you help!!!

 

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ACTDIAG(1)						      General Commands Manual							ACTDIAG(1)

NAME
actdiag - generate activity-diagram image file from spec-text file. SYNOPSIS
actdiag [options] files DESCRIPTION
This manual page documents briefly the actdiag commands. actdiag is a program that generate activity-diagram image file from spec-text file. OPTIONS
These programs follow the usual GNU command line syntax, with long options starting with two dashes (`-'). A summary of options is included below. For a complete description, see the Info files. -h, --help show this help message and exit -a, --antialias Pass diagram image to anti-alias filter -c FILE, --config=FILE read configurations from FILE -o FILE write diagram to FILE -f FONT, --font=FONT use FONT to draw diagram -s, ----separate Separate diagram images for each group (SVG only) -T TYPE Output diagram as TYPE format SEE ALSO
The programs are documented fully by http://tk0miya.bitbucket.org/actdiag/build/html/index.html AUTHOR
actdiag was written by Takeshi Komiya <i.tkomiya@gmail.com> This manual page was written by Kouhei Maeda <mkouhei@palmtb.net>, for the Debian project (and may be used by others). June 5, 2011 ACTDIAG(1)
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