import java.util.Scanner;
public class FreuencyOfSearchedWordsInSentence 
{  
    public static void main(String[] args)
    {  
        String sen="",wd="",wd1="";
        char ch=' ';
        int i=0,len=0,count=0;
        Scanner sc = new Scanner(System.in);    
        
        System.out.println("Enter a sentence");   
        sen = sc.nextLine(); 
        System.out.println("Enter the word to be searched"); 
        wd = sc.next(); 
        wd=wd.toLowerCase();
        sen=sen+" ";
        sen=sen.toLowerCase();
        len=sen.length();
        
        for(i=0;i< len;i++)
        {
            ch=sen.charAt(i);
            if(ch==' ')
            {
                if(wd1.equals(wd)==true)
                {
                    count++;
                }
                wd1="";
            }
            else
            {
                wd1=wd1+ch;
            }
        }
        
        System.out.println("Frequency of searched words in sentence is:"+count);
    }  
}