# 输出结果冒号后面有一个空格!! get_str = input() alpha = 0 digit = 0 space = 0 other = 0 for i in get_str: if i == ' ': space += 1 elif i in ['0','1','2','3','4','5','6','7','8','9']: digit += 1 elif i.isalpha(): alpha += 1 else: other += 1 print(f'alpha: {alpha}')...