题解 | #统计字符#

str = input()
listalpha = []
listNone = []
listdigit = []
listelse = []
for i in str:
    if i.isalpha():
        listalpha.append(i)
    elif i == " ":
        listNone.append(i)
    elif i.isdigit():
        listdigit.append(i)
    else:
        listelse.append(i)
print(len(listalpha))
print(len(listNone))
print(len(listdigit))
print(len(listelse))