import java.util.Scanner;
 
public class StringManips
{
    public static void main (String[] args)
    {
    String phrase;
	int phraseLength;   // number of characters in the phrase String
	int middleIndex;    // index of the middle character in the String
	String firstHalf;   // first half of the phrase String
	String secondHalf;  // second half of the phrase String
	String switchedPhrase; // a new phrase with original halves switched
 
	//read in a phrase
	Scanner scan = new Scanner(System.in);
	System.out.println("Please enter a phrase:");
	phrase = scan.nextLine();
 
 
	// compute the length and middle index of the phrase
	phraseLength = phrase.length();
	middleIndex = phraseLength / 2;
 
	// get the substring for each half of the phrase
 
	String phrasefirst = substring (firstHalf,middleIndex);
	String phrasesecond = substring (middleIndex,secondHalf);
 
	// concatenate the firstHalf at the end of the secondHalf
 
 
 
	// print information about the phrase
	System.out.println();
	System.out.println ("Original phrase: " + phrase);
	System.out.println ("Length of the phrase: " + phraseLength +
			    " characters");
	System.out.println ("Index of the middle: " + middleIndex);
	System.out.println ("Character at the middle index: " + 
			    phrase.charAt(middleIndex));
 
 
	System.out.println();
    }
}
 

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