Problems
Number of words
Number of words
Find the number of words in the given text.
\InputFile
The English text is given in one line, the number of characters does not exceed $250$. It is guaranteed that the text does not contain dashes, hyphens, digits, or numbers.
\OutputFile
Print the number of words in the text.
Input example #1
Hello world!
Output example #1
2
Input example #2
Hello world! Hello, country!
Output example #2
4