Pattern 170

 #include<iostream.h>
 
 #include<math.h>
 int main()
 {
 int size=3;
 
 
 for(int i=size;i>=-size;i--){
 for(int j=size;j>=abs(i);j--)
 {
 cout<<"*";
 }
 cout<<endl;
 }
 return 0;
 }

   class PatternProg
   {
     public static void main(String args[])
     {
      int size=3;
  
 
 for(int i=size;i>=-size;i--){
 for(int j=size;j>=Math.abs(i);j--)
 {
 System.out.print("*");
 }
 System.out.println();
 }
     } //end of main
 }  //end of class

using System;

class PatternProg
{
  public static void Main()
  {
    int size = 3;


    for (int i = size; i >= -size; i--)
    {
      for (int j = size; j >= Math.Abs(i); j--)
      {
        Console.Write("*");
      }
      Console.WriteLine();
    }
    Console.ReadKey(true);
  } //end of main
} //end of class

size = 3
for x in range(size, -(size + 1), -1):
    for y in range(size, abs(x) - 1, -1):
        print("*", end="")
    print()