# n=int(input())
# for i in range(n,0,-1):
# for j in range(i-1):
# print(" ",end="")
# print("*",end='')
# for j in range((n-i)*2):
# print(" ",end='')
# print("*")
# for i in range(0,n):
# for j in range(i):
# print(" ",end='')
# print("*",end='')
# for j in range((n-i)*2-2):
# print(" ",end='')
# print("*")
# n=int(input())
# for i in range(n,0,-1):
# for j in range(i-1):
# print(" ",end="")
# print("*",end='')
# for j in range((n-i)*2):
# print("*",end='')
# print()
# for i in range(1,n):
# for j in range(i):
# print(" ",end='')
# print("*",end='')
# for j in range((n-i)*2-2):
# print("*",end='')
# print()