Shell script to print right traingle, Programming Languages

Assignment Help:

Right triangle

 

Program

 

#W.A.S.S. to create right  triangle

 

echo -e "enter num:\c"

read n

j=1

k=1

 

while test $k -le $n             #this loop print as many line of * as the value of k

do

 

  j=`expr $n - $k`

 

  while test $j -gt 0         #this loop print forward spaces in each line

  do

     echo -e "   \c"

     j=`expr $j - 1`

  done

 

  j=1

 

  while test $j -le $k      #this loop print as many * per line as the value of j

  do

     echo -e " * \c"

     j=`expr $j + 1`

  done

 

  echo " "

  k=`expr $k + 1`

done

 

Output

 

enter num:7

                   *

                *  *

             *  *  *

          *  *  *  *

       *  *  *  *  *

    *  *  *  *  *  *

 *  *  *  *  *  *  *


Related Discussions:- Shell script to print right traingle

Program for tube challenge route, 1. Introduction The Tube Challenge is ...

1. Introduction The Tube Challenge is a Guinness World Records challenge that tests both the physical and mental abilities of the person trying to break it. The main components

What is .net technology?, What is .NET TECHNOLOGY? .NET technological ...

What is .NET TECHNOLOGY? .NET technological innovation was presented by Enthusiasm, to get the industry from the SUN's Coffee. Few in the past, Enthusiasm had only VC++ and VB

Program for a single new-line character, The following function calls suppo...

The following function calls supposedly write a single new-line character, but some are incorrect. Identify which calls don't work and explain why.     printf("%c", '\n');

MATLAB, Who can help with MATLAB?

Who can help with MATLAB?

Java Programming, How to i write a car rental program in jgrasp

How to i write a car rental program in jgrasp

Software problem program, On December 27, 2011, Seymour Gravel, at the urgi...

On December 27, 2011, Seymour Gravel, at the urging of his wife, Mary Walford, has brought you his preliminary figures for his business. Seymour carries on a business writing and e

Design a mobile web browser..., HOW CAN I DESIGN A MOBILE WEB BROWSER LIKE ...

HOW CAN I DESIGN A MOBILE WEB BROWSER LIKE OPERA MINI. USING VISUAL BASIC? HELP ME.

Formulas, how do I change a existing formula with a new formula and it show...

how do I change a existing formula with a new formula and it show the result

Shell script for combinations ncr, Normal 0 false false fal...

Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4

Java, How to run java program?

How to run java program?

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd