Problem:
Finding a Word

Write a program which reads a word W and a text T, and prints the number of word W which appears in text T

T consists of string Ti separated by space characters and newlines. Count the number of Ti which equals to W. The word and text are case insensitive.

Constraints

The length of W ≤ 10

W consists of lower case letters

The length of T in a line ≤ 1000

Input

In the first line, the word W is given. In the following lines, the text T is given separated by space characters and newlines.

"END_OF_TEXT" indicates the end of the text.

Output

Print the number of W in the text.

Sample Input

computer
Nurtures computer scientists and highly-skilled computer engineers
who will create and exploit "knowledge" for the new era.
Provides an outstanding computer environment.
END_OF_TEXT

Sample Output

3

Solution in C# (judge verdict: Wrong Answer)

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;

namespace _20170409_AOJ
{
    class Program
    {
        static void Main(string[] args)
        {
            string w = Console.ReadLine().ToUpper();
            int count = 0;
            bool eot = false;

            for (; !eot;)
            {
                string line = Console.ReadLine().ToUpper();
                if (line.Contains("END_OF_TEXT"))
                {
                    line = line.Substring(0, line.IndexOf("END_OF_TEXT"));
                    eot = true;
                }

                string[] sArr = line.Split(' ');
                foreach (var v in sArr)
                {
                    if (v == w)
                    {
                        count++;
                    }
                }
            }

            Console.WriteLine(count);

            Console.ReadLine();
        }
    }
}