import java.io.*;

public class Test2 {

    public static void main(String[] args) {

	System.out.println("-------------------------");

	for(double z = 0.0; z != 10.0; z += 2.0) {
	    System.out.println("z = " + z);
	    if (z > 20.0) break;
	}

	System.out.println("-------------------------");

	for(double z = 0.0; z != 1.0; z += 0.1) {
	    System.out.println("z = " + z);
	    if (z > 2.0) break;
	}
    }
}