import java.util.*;

public class stringtokenizer_basics {

public static void main(String[] args) {

Scanner sc=new Scanner(System.in);

System.out.println("Please enter a punctuated paragraph: ");

String s=sc.nextLine();

System.out.println("Sentences of the paragraph are: \n");

StringTokenizer st=new StringTokenizer(s,"?!.");//First parameter is the string you want to filter through

while (st.hasMoreTokens()){//and second parameter is the delimiters. A token is a string between two consecutive

String tok=st.nextToken(); //delimiters. If 2nd parameter is left blank, space is the default delimiter.

System.out.println(tok);

}

}

}

//SAMPLE I/O : Pleas enter a punctuated paragraph:

//I am X. I am a good boy! Am I not?

//Sentences of the paragraph are:

//I am X

// I am a good boy

// Am I not