# s = '132a4b5c'
# s1 = s[0]+s[2]+s[1]
# print(s1)
#使用while和for循环分别打印字符串s=’asdfer’中每个元素。
s = 'fkld'
# for i in s:
# print(i)
# index = 0
# while 1:
# print(s[index])
# index += 1
# if index == len(s):break
#如：content = input(‘请输入内容:’) # 如用户输入：5+9或5+ 9或5 + 9，然后进行分割再进行计算。
# content=input('>>>').strip()
# con1=content.split('+')
#li[]
# num=0
# for i in con1:
# num+=int(i)
# print(num)
# content=input('>>>').strip()
# index = content.find("+")
# a = int(content[0:index])
# b = int(content[index+1:])
# print(a + b)
#咱们任意输入一串文字+数字 统计出来数字的个数
s = input("请输入：") # '1234324324fdsaf1fdsaf12'
count = 0
for i in s:
if i.isdigit():
count += 1
print(count)
# # # li = ['alex',[1,2,3],'wusir','egon','女神','taibai']
# # # l1 = li[0]
# # # print(l1)
# # # l2 = li[1]
# # # print(l2)
# # # l3 = li[0:3]
# # # print(l3)
# #
# # li = ['alex','wusir','egon','女神','taibai']
# #
# # #增加 append insert
# # # li.append('日天')
# # # li.append(1)
# # # print(li)
# # # while 1:
# # # username = input('>>>')
# # # if username.strip().upper() == 'Q':
# # # break
# # # else:
# # # li.append(username)
# # # print(li)
# # # li.insert(4,'春哥')
# # # print(li)
# # # li.extend('二哥')
# # # li.extend([1,2,3])
# # # print(li)
# #
# # #删
# # li = ['taibai','alex','wusir','egon','女神',]
# # # name = li.pop(1) # 返回值
# # # name = li.pop() # 默认删除最后一个
# # # print(name,li)
# #
# # # li.remove('taibai') # 按元素去删除
# # # print(li)
# #
# # # li.clear() # 清空
# # # print(li)
# #
# # # del li
# # # del li[0:2] # 切片去删除
# # # print(li)
# #
# # #改
# # # li[0] = '男兽'
# # # li[0] = [1,2,3]
# # #切片
# # # li[0:3] = '云姐plfdslkmgdfjglk'
# # # li[0:3] = [1,2,3,'春哥','咸鱼哥']
# # # print(li)
# #
# # #查
# # # for i in li:
# # # print(i)
# # # print(li[0:2])
# #
# # #公共方法：
# # # l = len(li)
# # # print(l)
# # # num = li.count('taibai')
# # # print(num)
# # # print(li.index('wusir'))
# # # li = [1,5,4,7,6,2,3]
# # # #正向排序
# # # # li.sort()
# # # # print(li)
# # # #反向排序
# # # # li.sort(reverse=True)
# # # # print(li)
# # # #反转
# # # li.reverse()
# # # print(li)
# #
# #
# # #列表的嵌套
# # li = ['taibai','武藤兰','苑昊',['alex','egon',89],23]
# #
# # # print(li[1][1])
# # # name = li[0].capitalize()
# # # # print(name)
# # # li[0] = name
# # # li[0] = li[0].capitalize()
# # # li[2] = '苑日天'
# # # print(li[2].replace('昊','ritian'))
# # # li[2] = li[2].replace('昊','ritian')
# # # li[3][0] = li[3][0].upper()
# # # print(li)
# #
# #
# #
# #
# #
# #
# #
# #
# #
#
# li = ['taibai','alex','wusir','egon','女神',]
#
# li[0:2]= ['123','111']
# print(li.index('女神'))
#
# li = ['taibai','alex','wusir','egon','女神',]
# li.pop()
# li.append('泰格')
# li.extend(['尔泰'])
# li.insert(1,3)
# li.remove('egon')
#
# for i in li:
# print(i)
#
# li[3:4]=["yousir"]
#
# print(li)
li = ['taibai','武藤兰','苑昊',['alex','egon',89],23]
# print(li[0])
#
# li[0]=li[0].capitalize()
#
# print(li[0])
#
# print(li.index('苑昊'))
#
# print(li)
# a=li[3][0]=li[3][0].upper()
# print(li)
#元祖 只读列表，可循环查询，可切片。
#儿子不能改，孙子可能可以改。
# tu = (1,2,3,'alex',[2,3,4,'taibai'],'egon')
# # print(tu[3])
# # print(tu[0:4])
# # for i in tu:
# # print(i)
# tu[4][3]=tu[4][3].upper()
# print(tu)
# tu[4].append('sb')
# print(tu)
# s = 'alex'
# s1 = 'sb'.join(s)
# print(s1)
#列表转化成字符串 list -----> str join
# li = ['taibai','alex','wusir','egon','女神',]
# s = '++++'.join(li)
#str ----->list split()
# print(s)
#range [1,2,3,4,5,6,.......100........]
# for i in range(3,10):
# print(i)
# for i in range(10):
# print(i)
# for i in range(0,10,3):
# print(i)
# for i in range(10,0,-2):
# print(i)
# for i in range(10,-1,-2):
# print(i)
li = [1,2,3,5,'alex',[2,3,4,5,'taibai'],'afds']
# for i in li:
# if type(i) == list:
# for k in i:
# print(k)
# else:print(i)
for i in range(len(li)):
if type(li[i]) == list:
for j in li[i]:
print(j)
else:print(li[i])