题解 | #统计字符#
统计字符
https://www.nowcoder.com/practice/539054b4c33b4776bc350155f7abd8f5
s = input()
a,b,c,d = 0,0,0,0
for i in list(s):
if i.isalpha():
a += 1
elif i == ' ':
b += 1
elif i.isdigit():
c += 1
else:
d += 1
print(a)
print(b)
print(c)
print(d)
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