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

Lunix, showing work Ubuntu system or either opensuse

showing work Ubuntu system or either opensuse

Python, please decode the following as it is answer for my assisgnment for ...

please decode the following as it is answer for my assisgnment for python: Ñò üOLOc  @ s‚ d „ Z d „ Z g Z xYe oQe ƒ e d ƒ i ƒ Z e d j oI e d

Visual Basic 6.0, i want to record in database but how to delete only dupli...

i want to record in database but how to delete only duplicate field not row in vb 6.0 or ms-access

Write a perl script that prints the contents of a file, Write a Perl script...

Write a Perl script that prints the contents of a file Write a Perl script that prints the contents of a file, prefixing each line with a line number. The script should acc

Class a abstract data type, Class a Abstract Data Type: is a template for c...

Class a Abstract Data Type: is a template for creating objects. A class describes a collection of related objects i.e. instances of the classes. Basically classes are user-defined

Create a linux shell, Create a linux shell (in other words, write a C/C++ p...

Create a linux shell (in other words, write a C/C++ program) that will recursively prompt for input from the user. The shell should prompt as yourRollNumber-currentDirector

String data transfer instruction in assembly language, What are the string ...

What are the string data transfer instruction in assembly language? Explain all types of string data transfer instructions with examples of each? What will be the behavior of direc

Hack winrar password, how to make a program using vb?seriously i don''t kno...

how to make a program using vb?seriously i don''t know

Explain the do - while statement - computer programming, Explain the Do - W...

Explain the Do - While Statement - Computer Programming? A do - while loop is an exit controlled loop and the body of the loop gets executed at least once if the condition is n

Jsp help, what is the code to copy code on 1 jsp page to others

what is the code to copy code on 1 jsp page to others

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