Longest Word

Return the longest word in text (words are separated by spaces). If several words share the longest length, return the first one.

Implement longest_word(text).

Input

text: The sentence.

Output

Return the longest word, or an empty string if there are no words.

Contraintes

0 ≤ length ≤ 10,000

Exemples

Entrée :
text = "I love programming"

Sortie attendue :
expected = "programming"

Entrée :
std::string text = "I love programming";

Sortie attendue :
std::string expected = "programming";

Entrée :
string text = "I love programming";

Sortie attendue :
string expected = "programming";

Entrée :
text = "cat dog cow"

Sortie attendue :
expected = "cat"

Entrée :
std::string text = "cat dog cow";

Sortie attendue :
std::string expected = "cat";

Entrée :
string text = "cat dog cow";

Sortie attendue :
string expected = "cat";

Références

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

• UW TCSS 142 Introduction to Programming - master syllabus