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

Program that will allow to print grade list of student, We want a program t...

We want a program that will allow us to print a "grade list" of the students in a class. The program should loop, asking for a name, midterm score, and final score. It should th

Program to built book recommendation system, 1 Problem Description The...

1 Problem Description The task of the assignment is to build a book recommendation system for Auer Libraries. The system is to be implemented in Prolog and as the owners of t

Define reasons for using functions, Define Reasons for using Functions? ...

Define Reasons for using Functions? 1. Evade rewriting the same code over and over. 2. It is simpler to write programs and keep track of what they are doing. Codes are able t

Algorithm to enumerate a fingerprint, Let S =  {s 1 , s 2 , .... , s k } de...

Let S =  {s 1 , s 2 , .... , s k } denote a set of k genomes. The problem of fingerprinting is the task of identifying a shortest possible substring α i from each string si such t

Prolog predicate to remove nth element, Write a Prolog predicate remove_nth...

Write a Prolog predicate remove_nth(N,L1,L2) that is true if list L2 is just list L1 with its Nth element removed. If L1 does not have an Nth element then the predicate should fail

Version control systems - delete and update, The next major set of tasks to...

The next major set of tasks to tackle are delete and update. Version control systems typically version updates to a ?le and only store the differences between the ?les. Two system

Assembly language, I need help with having a user input a year, and my prog...

I need help with having a user input a year, and my program to spit out what day of the week Christmas is on.... any helping hands on this?

Arithmetic involving matrices, We next require taking a look at arithmetic ...

We next require taking a look at arithmetic involving matrices. We'll begin with addition and subtraction of two matrices. Therefore, assume that we have two n x m matrices, which

Write a document type definition for xml file, XML Publishing. Consider the...

XML Publishing. Consider the following relational data: Products: pid Name Price Description 323 gizmo

Network security, Term project (you should code a function), demonstrate it...

Term project (you should code a function), demonstrate it to the class and a very breief report (one or two pages) describing what you did. You determine your project (could be imp

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