Question:
Given a 0-indexed string word
and a character ch
, reverse the segment of word
that starts at index 0
and ends at the index of the first occurrence of ch
(inclusive). If the character ch
does not exist in word
, do nothing.
- For example, if
word = "abcdefd"
andch = "d"
, then you should reverse the segment that starts at0
and ends at3
(inclusive). The resulting string will be"dcbaefd"
.
Return the resulting string.
Example 1:
Input: word = "abcdefd", ch = "d" Output: "dcbaefd" Explanation: The first