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

How do you find the complexity of an algorithm, How do you get the complexi...

How do you get the complexity of an algorithm? What is the relation b/w the time & space complexities of an algorithm? Justify your answer with an example.

Example problem of modularity, Example problem Imagine that  you  requ...

Example problem Imagine that  you  require  to create  a robot  that  will  roll up  close to a light  lamp  and  stop  a fixed distance from it.  The first question is, how w

Linux Lab Assignments, I have a linux lab class that consist of 1 lab assig...

I have a linux lab class that consist of 1 lab assignment per week for 5 weeks. It is an online virtual lab and is fairly easy, I just don''t have the time.

Windows communication foundation, Windows Communication Foundation The Micr...

Windows Communication Foundation The Microsoft windows Interaction or communication foundation (or WCF), formerly known as "Indigo", is an application selection program (API) in th

C, what is the c.

what is the c.

Program to create multithreaded calculator, Multithreaded Calculator I...

Multithreaded Calculator In this Lab, you will be implementing a simple multithreaded calculator. Our calculator will accept expressions as infix notation text strings consist

Computer design project , I''m studying electrical engineering, and this se...

I''m studying electrical engineering, and this semester im taking course that called Computer Design. in this course they need me to a final project about any thing we took during

GUI(VB.NET), Can you please make my assignment in 3 days?I will pay you goo...

Can you please make my assignment in 3 days?I will pay you good

Write a perl script that accepts two integer arguments, 1. Write a Perl scr...

1. Write a Perl script that accepts exactly 2 integer arguments where the first argument must be less than the second argument. The script will print a comma separated list of inte

Program for a simple search engine, Introduction A search engine (like ...

Introduction A search engine (like Google) has three main components: a crawler that finds and stores copies of files on the web, an indexer that creates a data structure that

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