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

JavaScript Language , JavaScript is "Object Oriented" like C++ or Java. (No...

JavaScript is "Object Oriented" like C++ or Java. (Note that Java and JavaScript are not the same language, which is a common misconception) It also has variables, which makes Java

Display files specified in directory in format, W.A.S.S to display all the ...

W.A.S.S to display all the files in a specified directory in the following format: File  size in K        Date   Protection    Owner Program echo -e "Enter dir : \c" read di

Type of linear programming - dea, Type of Linear Programming - DEA The ...

Type of Linear Programming - DEA The Express Dry Cleaners currently has four locations in the Chicago area and willing be opening the fifth in the very near future.  Mr. James,

Improved application deployment, Improved Application Deployment Data sourc...

Improved Application Deployment Data source implementation is perhaps the key to any Asp.net program implementation, and, if the database implementation is easily done, there is an

Developing a preprocessor for java, How and where to start to develop a pre...

How and where to start to develop a preprocessor for java

Project , You get a contract to implement a simple Java application that pr...

You get a contract to implement a simple Java application that process NBA team roster : your application has to read the NBA team roster from a text file and then print each playe

Linux commans, Corrected Exercise #1: 1. Explain the following unexpected r...

Corrected Exercise #1: 1. Explain the following unexpected result: why did you get the system date command instead of the script? $ whereis date date: /bin/date ... $ echo $PATH

Phonebook entry, The first task is to extend the  NeoPhoneBookEntry and  Ne...

The first task is to extend the  NeoPhoneBookEntry and  NeoPhoneBook classes to accommodate for  four additional contact  details:  Ringtone,  Vibration Pattern,  Led Pattern  and

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