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

Write a series of expressions that demonstrate the threshold, Write a funct...

Write a function called threshold1 (in a file called 'threshold1.m'. The function takes three arguments. The first two are arbitrarily sized arrays, A and B, and the third is a pos

Systems of differential equations, In this section we need to take a brief ...

In this section we need to take a brief look at systems of differential equations which are larger than 2 x 2. The problem now is not like the first few sections where we looked at

Explain the use of sync and fsck, Problem 1 Define the architecture of ...

Problem 1 Define the architecture of UNIX operating system with appropriate diagram Problem 2 Define the term inter-process communication. What are several approaches t

Create xpath expressions and xslt templates, Consider the following schema ...

Consider the following schema (DTD) and sample instance document: name    ID      #REQUIRED spouse  IDREF   #IMPLIED job     CDATA   #IMPLIED > ]>

Lisp and Prolog, Is there one can help me in the language Lisp and Prolog

Is there one can help me in the language Lisp and Prolog

Programming, You must programme an analogue clock and digital stopwatch usi...

You must programme an analogue clock and digital stopwatch using the Processing programming language

What is cisc & risc?, Question 1 What is CISC & RISC? Explain their addres...

Question 1 What is CISC & RISC? Explain their addressing modes Question 2 Discuss the following- Design Specification of Assembler Design of Single Pass Assembler

Microsoft intermediate language in .net, Microsoft Intermediate Language in...

Microsoft Intermediate Language in .NET When you create value in any terminology and gather, it will be changed to an 'Intermediate Language' (Microsoft Advanced Language - MSIL

Design a mobile web browser..., HOW CAN I DESIGN A MOBILE WEB BROWSER LIKE ...

HOW CAN I DESIGN A MOBILE WEB BROWSER LIKE OPERA MINI. USING VISUAL BASIC? HELP ME.

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?

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