题解 | #统计字符#

while True:
    try:
        s = input()
        isal = 0
        issp = 0
        isdi = 0
        other = 0
        for i in s:
            if i.isalpha():
                isal+=1
            elif i.isspace():
                issp+=1
            elif i.isdigit():
                isdi+=1
            else:
                other+=1
        print(isal,issp,isdi,other,sep='\n')
    except:
        break