NP22 找到HR

思路：

对应条件，对应输出即可，可以使用格式化字符串；

代码如下：

users_list = ['Niuniu','Niumei','HR','Niu Ke Le','GURR' , 'LOLO']
for i in users_list:
    if i == 'HR':
        print('Hi, HR! Would you like to hire someone?')
    else:
        print('Hi, {}! Welcome to Nowcoder!'.format(i))