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

Inheritance, The Lost Bay Software Coop purchased EnviroMeasurements, a sma...

The Lost Bay Software Coop purchased EnviroMeasurements, a small startup with a product, GreenStation, that measures pollen count and air quality. The company has ventured

Matlab, I need to write code to compute matrix multiplication without usin...

I need to write code to compute matrix multiplication without using built in function.

Calculate the total price to purchase all the components req, Calculate the...

Calculate the total price to purchase all the components required to build a state-of-the-art gaming computer from components available on the internet. Before attempting this exer

Shell script to count of five character words, Normal 0 false ...

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

Design an application that opens and analyses word files, Design an applica...

Design an application that opens and analyses word files. Requirements: Create an application that analyses text documents. It should open a text file, read each word in

assembly lang. H.W, 1- Allocate array with 32bit 100 element 2- Prompt the...

1- Allocate array with 32bit 100 element 2- Prompt the user to enter the maximum or the upper bound of the random value 3- Read the value and use it generate random numbers to init

Unix Shell, #quFollow the my shell programming guidelines as in the other a...

#quFollow the my shell programming guidelines as in the other assignments. Write a shell script to send a customized mail message to the users listed on the command line by login (

Calculating percentage differences-circuit diagram, In the procedure sectio...

In the procedure section, it is important to have a clear circuit diagram with component values and a brief, but accurate description of each step taken. 1. Tables for both the

Create xml document to save calendar information, Prepare an XML document t...

Prepare an XML document that contains calendar information such as the following text describes: The calendar is owned by a person (e.g. John Smith) and has a few paragraphs tha

C++, Have the user input two values. Store them in variables called saving...

Have the user input two values. Store them in variables called savings and expenses, both of data type double. If expenses is less than savings, subtract expenses from savings, o

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