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

Service oriented architectures in xml, question 1: In the opening lecture I...

question 1: In the opening lecture I spoke about general changes in business - flatter organizations, process orientation as opposed to functional silos, focus on supply chains, gr

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

Java program, Write a java program for inserting a particular node.

Write a java program for inserting a particular node.

Visual basic.net, how to create a screen for messages for a data transmissi...

how to create a screen for messages for a data transmission system

C++ language introduces, C++ language introduces object-oriented programmin...

C++ language introduces object-oriented programming (OOP) features to C language. It offers classes, which provide the four features commonly present in OOP (or some non-OOP) langu

Pascal, how do i make a bomber game using pascal on a software called lazur...

how do i make a bomber game using pascal on a software called lazuras

Describe informally how to draw a pda diagram, Suppose L is a context-free ...

Suppose L is a context-free language and L' is regular. Show that L∩ L' is a context- free language. Specifically, if you're given a PDA diagram of L and a DFA diagram for L' , des

Discuss on unix kernel components, Question 1 Discuss on UNIX kernel co...

Question 1 Discuss on UNIX kernel components 2 Explain process creation and process termination 3 When do a Deadlock occur? What are the Necessary Conditions for Deadlock

Use a procedure to integrate cube, Simpson's Rule is a more accurate method...

Simpson's Rule is a more accurate method of numerical integration than the method described in class. Using Simpson's Rule, the integral of a function f between a and b is approxim

Computers and programming concept, Computers and Programming Concept 1....

Computers and Programming Concept 1. Classify computer systems according to capacity. How they are different from computers according to the classification of technology. Provi

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