TO PRINT PATTERN TYPE 21

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   ****
  ****
 **** 
****


class Pattern21
{

public static void main(String[] args)
{ 
      for(int i=1;i<=4;i++)
      { 
      for(int j=1;j<=7;j++)
      {
      if(j>=5-i && j<=8-i)
      {
             System.out.print("*");
      }
      else
      {
      System.out.print(" ");
      }
      }
      System.out.println();
      }
}
}

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