// CSE 142, Summer 2008 (Helene Martin)
// Determines whether a two-line verse is "good."
// Good couplets get at least two points according to rules:
// 1 point for the two verses being within 4 characters of each other
// 1 point for "rhyming" (same 2 letters)
// 1 point for alliteration 

import java.util.*;

public class CheckCouplet {
	public static void main(String[] args) {
		System.out.println("Let's check that couplet!\n");
		Scanner console = new Scanner(System.in);
		System.out.print("First verse: ");
		String verse1 = console.nextLine().toLowerCase();
		System.out.print("Second verse: ");
		String verse2 = console.nextLine().toLowerCase();
		int points = 0;
		
		// check lengths
		if(Math.abs(verse1.length() - verse2.length()) <= 4) {
			points++;
		}
				
		// check whether they end with the same two letters
		if(verse2.length() >= 2 && 
			verse1.endsWith(verse2.substring(verse2.length() - 2))) {
			points++;
		}
		
		// check whether they alliterate
		if(verse1.startsWith(verse2.substring(0, 1))) {
			points++;
		}

		if(points > 1) {
			System.out.println(points + " points: Keep it up, lyrical genius!");
		} else {
			System.out.println(points + " points: Aw, come on.  You can do better...");
		}
	}
}