hollow-diamond-pattern-in-java's Introduction

Hollow-Diamond-Pattern-in-java

Write a program to print Hollow Diamond Pattern in Java

        import java.util.Scanner;

        public class Main {
            public static void main(String[] args) {
                Scanner console = new Scanner(System.in);
                System.out.print("Enter Number of Rows: ");
                int row = console.nextInt();
                
                //Outer Loop
                for (int i =1; i<= row; i++) {
                
                    for (int sp =1; sp<=row-i; sp++) //Loop for Spaces
                        System.out.print(" ");
                        
                    for (int j = 1; j<= i*2-1; j++) //Loops for Printin Stars * For Upper Half
                        if(i==1||j==1||j==2*i-1)
                            System.out.print("*");
                        else
                            System.out.print(" ");
                    System.out.println();
                    }
                    
                    //Outer Loop for Bottom Half
                    
                    
                for (int i =row-1; i>= 1; i--) {
                    for (int sp =1; sp<=row-i; sp++)
                        System.out.print(" ");
                    for (int j = 1; j<= i*2-1; j++)
                        if(i==1||j==1||j==2*i-1)
                            System.out.print("*");
                        else
                            System.out.print(" ");
                    System.out.println();
                }


            }
        }
        
        
        
        
        
        Enter Number of Rows: 5
                    *
                   * *
                  *   *
                 *     *
                *       *
                 *     *
                  *   *
                   * *
                    *

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