Program:

*
* *
* * *
* * * *
* * * * *

• Below is the program:

  public class StarPattern1
  {
      public static void main(String[] args)
      {
          // Outer loop for number of rows
          for (int i=1; i<=5; i++)
          {
              // Inner loop for number of stars in each row
              for (int j=1; j<=i; j++)
              {
                  System.out.print("*");
              }
              // Move to the next line after printing stars in each row
              System.out.println();
          }
      }
  }