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 out the syntax of nested if statements, Write out the Syntax of Neste...

Write out the Syntax of Nested if Statements? The universal form is                         If(expression 1)                         {

Undetermined coefficients, We now require starting looking into finding a p...

We now require starting looking into finding a particular solution for n th order differential equations. The two ways which we'll be looking at are similar as those which we look

I need help in travel and photo sharing website, Vacation Envy - Travel and...

Vacation Envy - Travel and Photo Sharing Website Site Overview- Vacation Envy is a travel as well as photo-sharing site. Make your travel map, share photos and show off al

Java, non restoring division

non restoring division

Determine the address accessed by given instruction, Determine the address ...

Determine the address accessed by each of the following instruction if DS=1100H, BX=0200H, LIST=0250H AND SI=0500H-: 1) MOV LIST[SI],EDX?0250+0500+11000=11750 2

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

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 > ]>

Provide example of function, Provide Example of Function? An illustrati...

Provide Example of Function? An illustration of a function definition main() { message(); } /* header */ message() { /*bodystarts here*/ printf ("Example for function

Calculate the sum of negative elements of specified column, Write a program...

Write a program that will generate 25 DWORD values in the range from +/-50 representing a two dimensional array of size 5 x 5. It should then display the array as a table (5 x 5) b

Programming assignment, The fancy new French restaurant La Food is very p...

The fancy new French restaurant La Food is very popular for its authentic cuisine and high prices. This restaurant does not take reservations. To help improve the efficiency of t

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