题解 | #配置文件恢复#

key=["reset","reset board","board add","board delete","reboot backplane","backplane abort"]
value=["reset what","board fault","where to add","no board at all","impossible","install first"]
dic = {}
for i in range(len(key)):
    dic[key[i]] = value[i]
while True:
    try:
        m=input().strip().split()
        if len(m)<1 or len(m)>2:   #判断当输入为小于1个或者输入大于2个字符串时，不符合命令，就报未知命令
            print("unknown command")
        elif len(m)==1:
            if key[0].startswith(m[0]):
                print(value[0])
            else:
                print("unknown command")
        elif len(m)==2:
            flag = 0

            for i in range(1,len(key)):
                t1 = key[i].split()[0]
                t2 = key[i].split()[1]
                if t1.startswith(m[0]) and t2.startswith(m[1]):
                    flag +=1
                    f = value[i]
            if flag ==1:
                print(f)
            else:
                print("unknown command")
    except:
        break