You are provided with a word to search. You have to search how many times that word appears in the given list of words.

Input

The first line contains a word which should be searched. Then the words in the list are provided one per line. "end" denotes the end of the list.

Output

Just print the number of occurrences of the searched word in the given list

Constraints

Length of any word ≤ 30

Number of words in the search list ≤ 100

The word to search ≠ “end”

Input:
i++

 

i++

is

awesome

i++

is

amazing

i

love

i++

end

Output:
3