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

Define remote procedure call, Problem: (i) Define Remote Procedure Cal...

Problem: (i) Define Remote Procedure Call (RPC). (ii) Explain with diagram how RPC works? (iii) A remote procedure is uniquely defined by (a) Program number. (b)

Api in c#, i what to know how setcapture() api work in c#

i what to know how setcapture() api work in c#

Creating variables in java script, You must use the keyword ''var'' to crea...

You must use the keyword ''var'' to create and initialize a variable. The placement of the variable creation in your code is very important. Examples: var first = 21; var secon

Prolog predicate for list that contains duplicate elements, Write a Prolog ...

Write a Prolog predicate  has_duplicates(L)  that is true if list  L  contains duplicated elements (that is at least 2 copies of an element). For instance: ?- has_duplicates([a,

Matrices and vectors, This section is proposed to be a catch all for severa...

This section is proposed to be a catch all for several of the fundamental concepts which are used occasionally in working with systems of differential equations. There will not be

Brent''s method, This is what I have so far def root_brent(f, a, b, errorl...

This is what I have so far def root_brent(f, a, b, errorlimit = tinyerror, n = -1, r_i = 0): # f(a) and f(b) must have opposite signs poly = remove_multiple_roots(poly) counter

Python, How does a program provide "input" to one of its functions?

How does a program provide "input" to one of its functions?

Pros and cons of Assembly language, What are the main pros and cons of asse...

What are the main pros and cons of assembly programming language?

Create a raptor program - use class in raptor and in python, In this porti...

In this portion of the lab you will analyze a problem and create a Raptor program to solve it.  Make sure you use a class in Raptor and in Python to solve the problem.  Read the fo

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