for i in range(0,x+1):
for j in range(0+i):
print("#",end="")
print()
#
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#####
# Generating Hollow Pyramid Pattern Using Stars
row = int(input('Enter number of rows required: '))
for i in range(row):
for j in range(row-i):
print(' ', end='') # printing space required and staying in same line
for j in range(2*i+1):
if j==0 or j==2*i or i==row-1:
print('*',end='')
else:
print(' ', end='')
print() # printing new line