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

C++, A charitable organization wants to design a special ATM machine to be ...

A charitable organization wants to design a special ATM machine to be used by needy people. The association supplies the needy person with a pin number to be able to use the ATM

Programs for shell scripts, 1. Write a bash shell script which searches thr...

1. Write a bash shell script which searches through your folders for files with the extension *.tex, and then interactively deletes the corresponding *.aux, *.dvi and *.log files (

Explain how web designers can deal with css , Explain, in your own words, ...

Explain, in your own words, how web designers can deal with CSS conflict resolution. What is the order of precedence between the different types of CSS (inline, embedded and extern

Russian peasant, This is Python program I am stuck Modify the Russian peas...

This is Python program I am stuck Modify the Russian peasant multiplication mod n function from class to perform "Russian peasant exponentiation" instead. You can assume that you

Create a clickable map - web operating system, You are required to develop ...

You are required to develop a content management system for the following scenario:   "A Travel Information (NTIK) system is to be designed to allow travellers to access to an elec

Assembly Language, need a program of any multiplication algorithm implement...

need a program of any multiplication algorithm implemented in assembly language x86 without using mul command

Expressions and truth tables, Create a logical expression that corresponds ...

Create a logical expression that corresponds to the following statement: If you like talking about computers or playing video games at LAN parties, and you want to meet others w

Script shell to display lines of a file in reverse order, Normal 0 ...

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

Get variable data, How do i get back data from a FOR loop in order to prin...

How do i get back data from a FOR loop in order to print them on screen?

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