number = int( input( "Enter a Number: " ) )
number = number - 1
start = 1
tri = start * ' * '
print(tri)
for start in range( 1, number ) :
    start = start + 1
    tri = start * ' * '
    print(tri)

count = number + 2
tri = number * ' * '
while count > 0: 
    count = count -1 
    tri = count * ' * '
    print(tri)