题目 1035: [编程入门]自定义函数之字符类型统计

def fun(a, b, c, d,str):
   for i in str:
       if i.isalpha():
           a = a + 1
       elif i.isdigit():
           b = b + 1
       elif i == " ":
           c = c + 1
       else:
           d = d + 1
   return a, b, c, d


my_str = input()
a, b, c, d = 0, 0, 0, 0
new_a, new_b, new_c, new_d = fun(a, b, c, d, my_str)
print(new_a, new_b, new_c, new_d, end=" ")