text: #!/usr/local/bin/python3 -V
  """
  打印乘法口诀
  author:zhangjie
  date:2019-04-29
  """
  #方法一:
  #for i in range(1,10):
  #    for j in range(1,i+1):
  #        print(i,'*',j,'=',i*j,"\t", end="")
  #    print()
  #
  
  #方法二:
  for i in range(1,10):
      for j in range(1,i+1):
          print('{} * {} = {}\t'.format(i,j,i*j,),end='')
      print("")
  