题解 | #配置文件恢复#
配置文件恢复
https://www.nowcoder.com/practice/ca6ac6ef9538419abf6f883f7d6f6ee5
条件判断,将输入字符串的长度作为命令字符串的切片长度,得到的切片再和输入字符串对比,如果输入为一个单词,则只比较一个切片,如果输入为两个单词,则比较两次,用and连接.
command = ['reset', 'reset board', 'board add', 'board delete', 'reboot backplane', 'backplane abort']
result = ['reset what', 'board fault', 'where to add', 'no board at all', 'impossible', 'install first']
while True:
try:
s = input().split()
if len(s) < 1 or len(s) > 2:
print('unknown command')
elif len(s) == 1:
if s[0] == command[0][:len(s[0])]:
print(result[0])
else:
print('unknown command')
else:
l = []
for c in command[1:]:
i = c.split()
if s[0] == i[0][:len(s[0])] and s[1] == i[1][:len(s[1])]:
index = command.index(c)
l.append(result[index])
if len(l) == 1:
print(l[0])
else:
print('unknown command')
except:
break
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