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

Explain cascading style sheets, Question: (a) In JavaScript, the Windo...

Question: (a) In JavaScript, the Window Object is commonly used to request information from a user or to output some results. Give three ways how to create instances of the

programming assignment using perl, This assignment is an individual progra...

This assignment is an individual programming assignment using Perl. It addresses objectives 3, 4, 5 and 8 as listed in the Subject Outline document. The assignment is based on them

Matlab and Image Processing and Neural Network, I need to do image reconstr...

I need to do image reconstruction using Neural Network using Matlab

Building an e-store website in xhtml, The last exercise of each assignment ...

The last exercise of each assignment will be continuous from assignment to assignment and will have the goal of building an e-store website by the end of the course. For the fir

Write a program to build bcd countdown timer, Many applications require ent...

Many applications require entering a number from a button and then the device counts that number down.  If it is a 2 digit number it can be stored in a single register.  If it is l

Explain what is html language with an example, Explain what is HTML languag...

Explain what is HTML language with an example? HTML is the HyperText Markup Language. HTML files are text files featuring semantically tagged elements. HTML filenames are suff

Oracle, What is "No_Data_Found" in Oracle?

What is "No_Data_Found" in Oracle?

What is linear programming problem, QUESTION 1 (a) (i) What is linear p...

QUESTION 1 (a) (i) What is linear programming problem? (ii) Define and explain the following terms: (1) objective function, (2) decision variable, (3) constraints, (4) feasi

Pascal program, Pascal program: Exactly what you need to do to generat...

Pascal program: Exactly what you need to do to generate your empirical data is specific to your individual assignment. However, some rules apply to all of you: 1. The gener

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