Count Words

A word is a run of non-space characters. Count the words in text; there may be extra spaces at the start, end or between words.

Implement count_words(text).

Input

text: The text to count.

Output

Return the number of words.

Contraintes

0 ≤ length ≤ 10,000

Exemples

Entrée :
text = "Learn to code today"

Sortie attendue :
expected = 4

Entrée :
std::string text = "Learn to code today";

Sortie attendue :
long long expected = 4;

Entrée :
string text = "Learn to code today";

Sortie attendue :
long expected = 4;

Entrée :
text = "   "

Sortie attendue :
expected = 0

Entrée :
std::string text = "   ";

Sortie attendue :
long long expected = 0;

Entrée :
string text = "   ";

Sortie attendue :
long expected = 0;

Références

Ce défi a été adapté pour CodeUtility. Suivez l'énoncé et les contraintes ci-dessus.

• GWU CS1111 Introduction to Software Development - lab sequence