Code:
n = int(input ("Enter the number: "))
for i in range(n//2, n, 2):
for j in range(1, n-i, 2):
print (" ", end="")
for j in range(1, i+1, 1):
print ("*", end="")
for j in range(1, n-i+1, 1):
print (" ", end="")
for j in range(1, i+1, 1):
print ("*", end="")
print ()
for i in range(n, 0, -1):
for j in range(i, n, 1):
print (" ", end="")
for j in range(1, i*2, 1):
print ("*", end="")
print ()