#592. Words longer than 7
You are given some words. How many words have more than 7 letters?
### Input
One line.
### Output
A number.
Examples
Input
mouse robot level robot
Output
0
Input
river school kayak stats
Output
0
💡 You can solve it with Python, JavaScript or blocks. Read the input line by line with input(). Don't print a question (like input("Number: ")). Print exactly what the output asks for, nothing more.