Easy

Quiz

#58 Length of Last Word

APPROACH

String s consists of words and spaces. Return the length of the last word, where a word is a maximal run of non-space characters.

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.

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What is the optimal approach for this problem?