Printing A Hollow Diamond Pattern Of Stars 

Introduction

Creating patterns with stars is a common exercise in programming. In this article, we will focus on printing a hollow diamond pattern of stars using java. We will discuss the understanding of the pattern, the approach to constructing it, and provide a step-by-step solution with sample code.

Understanding the Hollow Diamond Pattern of Stars

A hollow diamond pattern is a pattern that consists of rows and columns of stars, forming a diamond shape with empty spaces in the middle and along the edges.

Approach

To print a hollow diamond pattern of stars, we can follow the following approach:

1. Determine the size of the diamond pattern based on the desired number of rows or columns.

2. Use nested loops to iterate through the rows and columns.

3. Print the desired number of spaces followed by stars in each row, taking into account the special cases for the outer and inner rows.

Step-by-Step Solution

1. Input the desired size of the diamond pattern.

2. Use a loop to iterate through each row from 1 to the desired size: 

a. Use another loop to print the desired number of spaces before the stars. 

b. Print a star for the first and last column. 

c. For the remaining columns, print a space if it is an outer column or a star if it is an inner column.

3. After printing the upper half of the diamond, repeat the same process for the lower half by reversing the loop range.

4. After printing all the rows, the hollow diamond pattern will be displayed.

Code

Here's an example implementation in java for printing a hollow diamond pattern of stars:

Conclusion

Printing a hollow diamond pattern of stars is an interesting exercise that helps improve our understanding of nested loops, pattern generation, and logical thinking in programming. By following the approach and step-by-step solution provided in this article, we can create various hollow diamond patterns with stars. This exercise demonstrates the flexibility and power of loops in achieving complex patterns.

Exercise

Write a program to print Hollow Hourglass Pattern of Stars.