Count Words

Easy~10 min

Given a string s, return the number of words in the string.

A word is defined as a contiguous sequence of non-space characters. The string may contain leading spaces, trailing spaces, and multiple spaces between words.

Examples

Example 1

Input: s = "Hello World"

Output: 2

Explanation: There are two words: "Hello" and "World".

Example 2

Input: s = " fly me to the moon "

Output: 5

Explanation: There are five words: "fly", "me", "to", "the", "moon". Leading, trailing, and extra spaces are ignored.

Example 3

Input: s = "onlyoneword"

Output: 1

Explanation: The entire string is a single word.

Constraints

0 <= s.length <= 10^5
s consists of English letters and spaces.

Code

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Output

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