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

Information management system, Write a detailed description on how you woul...

Write a detailed description on how you would go about planning information system for an organisation

What is the purpose of a hashtable, Question: (a) How do you implement...

Question: (a) How do you implement the following in ASP.NET: (i) Server-side Comments (ii) Server-side Include Directives. (b) What is the purpose of a HashTable? (

Java, How to run java program?

How to run java program?

Dating game program, You are to write a program that determines the day of ...

You are to write a program that determines the day of the week for New Year's Day in the year 3000. To do this, you must create your own date class (MyDate) and use the following i

Java source code classes and objects, Design and implement a stringed music...

Design and implement a stringed musical instrument class using the following guidelines: a. Data fields for your instrument should include number of strings, an array of stri

Shell script toconvert all lowercase to uppercase characters, Normal 0 ...

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

Prepare notes on the logical storage manager, Question: (i) Prepare bri...

Question: (i) Prepare brief notes on the Logical Storage Manager. (ii) Show benefits that can be achieve by using the LSM Manager. (iii) LSM organizes and optimizes disk

Recursive decent parser, Given grammar Grammar M following: 1 - - > b...

Given grammar Grammar M following: 1 - - > begin end 2 - - > 3 - - > 4 - - > ? 5 - - > Id : = ; 6 - - > read ( ) ; 7 - - > write ( )

Formulas, how do I change a existing formula with a new formula and it show...

how do I change a existing formula with a new formula and it show the result

Program character array to a signed floating point number, Write a function...

Write a function that converts a character array to a signed floating point number. Function prototype must be as follows: int asciiToFloat( char *str, unsigned char* eflag) Follow

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