Pattern10.java

import java.util.Scanner;

public class Pattern10 {
    public static void main(String[] args) {

        Scanner sc = new Scanner(System.in);
        System.out.print("enter the number: ");
        int n = sc.nextInt();

        int os = n/2;  //outer space
        int is = -1;   //inner space

        for(int i=1; i<=n; i++){
            for(int j=1; j<=os; j++){
                System.out.print("-\t");
            }
            
            System.out.print("*\t");

            for(int j=1; j<=is; j++){
                System.out.print("-\t");
            }

            if(i>1 && i<n){
                System.out.print("*\t");
            }

            if(i<=n/2){
                os--;
                is += 2;
            }
            else{
                os++;
                is -= 2;
            }

            System.out.println();
        }
    }
}