题解 | #统计字符#

#使用字符串自带的判断函数,统计出中英文字符,空格,数字字符,剩下的就是其他字符
# import sys
while True:
    try:
        s = input()
        c_list = [0,0,0,0]
        for c in s:
            if c.isalpha():
                c_list[0] += 1
            elif c == ' ':
                c_list[1] += 1
            elif c.isdecimal():
                c_list[2] +=1
            else:
                c_list[3] += 1
        for c in c_list:
            print(c)
    except:
#         print(sys.exc_info())
        break