class pyramid {

  // pyramid star pattern

  public static void main(String[] args) {

​

    int size = 5;

    for (int i = 0; i < size; i++) {

      // print spaces

      for (int j = 0; j < size - i - 1; j++) {

        System.out.print(" ");

      }

      // print stars

      for (int k = 0; k < 2 * i + 1; k++) {

        System.out.print("*");

      }

      System.out.println();

    }

  }

}

class HelloWorld {

    public static void main(String[] args){

        //Scanner sc = new Scanner(System.in);

        int n = 4;//sc.nextInt();

        int maxCol = 2*n+1;

        int mid = maxCol/2;

        for(int i=0; i<n; i++){ 

            int fillStart = mid - i;

            int fillEnd = mid + i;

            //iterating through columns: max columns = 2*n+1

            for(int j=0; j<maxCol; j++){

                if(j >= fillStart && j<= fillEnd){

                    System.out.print("*");

                }

                else{

                    System.out.print("-");

                }

            }

            System.out.println();

        }

    }

}

// pyramid pattern - TutorialsTonight

​

public class pyramid {

  // pyramid star pattern

  public static void main(String[] args) {

​

    int size = 5;

    for (int i = 0; i < size; i++) {

      // print spaces

      for (int j = 0; j < size - i - 1; j++) {

        System.out.print(" ");

      }

      // print stars

      for (int k = 0; k < 2 * i + 1; k++) {

        System.out.print("*");

      }

      System.out.println();

    }

  }

}

/* Output:

    *

   ***

  *****

 *******

*********

​

*/

import java.io.*;

// Java code to demonstrate star pattern

public class GeeksForGeeks

{

    // Function to demonstrate printing pattern

    public static void printNums(int n)

    {

        // initialising starting number

        int i, j, num=1;

        // outer loop to handle number of rows

        // n in this case

        for(i=0; i<n; i++)

        {

            // without re assigning num

            // num = 1;

            for(j=0; j<=i; j++)

            {

                // printing num with a space

                System.out.print(num+ " ");

                // incrementing num at each column

                num = num + 1;

            }

            // ending line after each row

            System.out.println();

        }

    }

    // Driver Function

    public static void main(String args[])

    {

        int n = 5;

        printNums(n);

    }

}

public static void StarPyramid(int n)

{

    for (int i = 0; i < n; i++) 

    {

        var bol = true;

        for (int j = 0; j < 2*n; j++) 

        {

            if(j+i>=n && j<=n+i)

            {

                if(bol)System.out.print("*");

                else System.out.print(" ");

                bol=!bol;

            }

            else System.out.print(" ");

        }

        System.out.println();

    }

}

//for n =7

       *      

      * *     

     * * *    

    * * * *   

   * * * * *  

  * * * * * * 

 * * * * * * *