2022-06-23
Description
Given a string s
consisting of words and spaces, return the length of the last word in the string.
A word is a maximal substring consisting of non-space characters only.
Example 1:
Input: s = "Hello World"
Output: 5
Explanation: The last word is "World" with length 5.
Example 2:
Input: s = " fly me to the moon "
Output: 4
Explanation: The last word is "moon" with length 4.
Example 3:
Input: s = "luffy is still joyboy"
Output: 6
Explanation: The last word is "joyboy" with length 6.
Constraints:
1 <= s.length <= 10^4
s
consists of only English letters and spaces' '
.There will be at least one word in
s
.
Solution
Approach #0
func lengthOfLastWord(s string) int {
l := strings.Split(strings.Trim(s, " "), " ")
return len(l[len(l)-1])
}
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