CMD自动运行Python，自动改名，自动执行，自动输入，自动回车

s = input("请输入一个字符串:") digit, upper, lower, space, other = 0, 0, 0, 0, 0 for i in s: if i >= '0' and i <= '9': digit = digit + 1 elif i >= 'A' and i <= 'Z': upper = upper + 1 elif i >= 'a' and i < 'z': lower = lower + 1 elif i == '': space = space + 1 else: other = other + 1 print("数字字符: %d\n 大写字符: %d\n 小写字符: %d\n 空格字符: %d\n 其他字符: %d\n" % (digit, upper, lower, space, other))