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

Shell script to find a particular pattern from the file, Normal 0 ...

Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4

Difference between CMP and SUB, 1. CMP and SUB CMP is used for comparing 2 ...

1. CMP and SUB CMP is used for comparing 2 registers by subtraction them from one another, but answer is not saved, whereas SUB subtracts 2 registers and saves the answer.

Differences between user and kernel level threads, Question : (a) Many ...

Question : (a) Many systems provide support for both user threads and kernel threads, resulting in different multithreading models. What are the two differences between user

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

Difference between java and j2ee programming, Difference between java and j...

Difference between java and j2ee programming In the basic form, the phrase java is placed as a selection terminology. On the other hand, the phrase J2EE is placed as a renderin

Program for implement xslt, The aim of this task is to gain experience in u...

The aim of this task is to gain experience in using the popular Web languages XSLT, XQuery, DTD, XML Schema and RDF. The Content: The University is organizing a stage show wh

Produce a hierarchy chart-a structured flowchart, Produce a hierarchy chart...

Produce a hierarchy chart, a structured flowchart, and a Pascal program (with appropriate comments) to generate the Sales Commission Report shown below. The commission for each sal

Write your own version of the strcmp function string_compare, Write your ow...

Write your own version of the strcmp function string_compare. Supply a main program that will test each of the 3 differing outcomes. int string_compare(char *s, cha

Matlab, I need to write code to compute matrix multiplication without usin...

I need to write code to compute matrix multiplication without using built in function.

What is an authentication subsystem, Question: (i) All Security authen...

Question: (i) All Security authentication mechanism that run on the TRU64 Unix Operating system run under the Security Integration Architecture (SIA ) layer. Explain with di

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