UC知道英文题目不太了解意思，高手帮帮忙啊！！
来源：百度知道 编辑：UC知道 时间：2024/06/28 09:42:13
帮忙翻译下好吗，只是题目就可以了，下面的例子供理解的??谢谢啊！！
All the alphabetical keys on your keyboard are broken. Given a String word,
return the minimal number of keys you must repair to be able to type word.
Definition
Constraints
-
word will contain between 1 and 50 characters, inclusive.
-
word will contain only lowercase letters ('a'-'z').
Examples
0)
"coder"
Returns: 5
You have to repair the following keys: 'c', 'd', 'e', 'o', 'r'.
1)
All the alphabetical keys on your keyboard are broken. Given a String word,
return the minimal number of keys you must repair to be able to type word.
Definition
Constraints
-
word will contain between 1 and 50 characters, inclusive.
-
word will contain only lowercase letters ('a'-'z').
Examples
0)
"coder"
Returns: 5
You have to repair the following keys: 'c', 'd', 'e', 'o', 'r'.
1)
键盘上所有的字母键都损坏, 给你一个单词，要你计算出最少必须修复几个键才能把这个词打出来。
在键盘上的所有的字母键都损坏了，打一列单词，返回的却是键上的小写数字，你最好修理一下，让它能够打字。
：何求心忧 - 试用期 一级翻译得好些。