58. Length of Last Word

🟩 Easy

Question

Given a string s consists of upper / lower-case alphabets and empty space characters ' ', return the length of last word in the string.

If the last word does not exist, return 0.

Note: A word is defined as a character sequence consists of non-space characters only.

Example:

Input: "Hello World"
Output: 5

Code

Boundary case: " Hello "

def lengthOfLastWord(self, s: str) -> int:
    # strip() removes leading and trailing character
    # default: whitespace
    s = s.strip().split(" ")
    return len(s[-1])