public class Exercise4 {
	public static void main(String[] args) {
		String str = "Klea, klea!";
		boolean b1, b2, b3;
		b1 = str.regionMatches(6, "Klea", 0, 4);
		b2 = str.regionMatches(true, 6, "Klea", 0, 4);
		b3 = str.regionMatches(true, 6, "Klea", 0, 5);
		System.out.println("b1 = " + b1);
		System.out.println("b2 = " + b2);
		System.out.println("b3 = " + b3);
	}
}