// WAP IN JAVA TO PRINT SANDLE GLASS PATTERN

class SandleGlass{
    public static void main(String[] args)
    {
        int n =10;
        // backward traingle
        for(int i = 1;i <= n;++i)
        {
            // for spaces
            for(int j = 0;j < i;++j)
            {
                System.out.print(" ");
            }
            for(int k = i;k <= n;++k)
            {
                System.out.print("* ");
            }
            System.out.println();
        }
        // upward triangle
        for(int i = n; i >= 1;--i)
        {
            for(int j = 0;j < i;++j)
            {
                System.out.print(" ");
            }
            for(int k = i;k <= n;++k)
            {
                System.out.print("* ");
            }
            System.out.println();
        }
    }
}

======================================
Pascal Triangle With numbers:
=============================

class PascalTriangle{
    public static void main(String[] args)
    {
        int n = 6;
        int res = 1;
        
        for(int i = 0;i < n;++i)
        {
            for(int s = 0;s < n-i;s++)
            {
                System.out.print(" ");
            }
            for(int j = 0;j <= i;j++)
            {
                if(j == 0 || i == 0)
                {
                    res = 1;
                }
                else{
                    res = res * (i-j+1)/j;
                }
                System.out.print(res+" ");
            }
            System.out.println();
        }
    }
}