2018-03-25

StarDemo

i=1
while i<5:
  j=1
  while j<=8-2*i:
    print(" ",end='')
    j+=1
  j=1
  while j<=4*i-3:
    print("*",end='')
    j+=1
  print("\n")
  i+=1
i=1
while i<4:
  j=1
  while j<=2*i:
    print(" ",end='')
    j+=1
  j=1
  while j<=13-4*i:
    print("*",end='')
    j+=1
  print("\n")
  i+=1