JavaGeegbrain_Lesson1.java

package JavaGeegbrain;

/**
 * Created by Jack Sparrow on 02.12.2016.
 */
public class Lesson1 {
    public static void main (String[] args){
        byte x = 127;
        short y = 32767;
        int z = 2147483647;
        long q = 15000L;
        char w = 12;
        float e = 120.0f;
        boolean r = true;
        double t =  15.72d;
        int a = 10;
        int b = 15;
        int c = 155;
        int d = 18;
        int howyear = 2016;
        System.out.println("Обьевили переменые всех пройденых типов");
        System.out.println("Вызываем метод summa и получаем результат "+summa(a,b,c,d));
        System.out.println("Вызываем метод check результат "+check(a,b));
        checgod(howyear);
    }
    public static int summa(int a, int b, int c, int d){
        return a*(b+( c / d));
    }
    public static boolean check(int a, int b){
       if (a+b>=10 && a+b<=20)
           return true;
       else
           return false;
    }
    public static void checgod (int howyear){
        if ((howyear % 4 == 0 && howyear % 100 != 0) || howyear % 400 == 0)
            System.out.println("Год "+howyear+ " Високосный ");
        else
            System.out.println("Год " + howyear + " НЕвисокосный ");
    }

    /**
     * Created by Jack Sparrow on 06.12.2016.
     */
    public static class Lesson2 {
    }
}

JavaGeegbrain_Lesson2.java

package JavaGeegbrain;

/**
 * Created by Jack Sparrow on 06.12.2016.
 */
public class Lesson2 {
    public static void main(String[] args) {
        int[] arr = { 1, 1, 0, 0, 1, 0, 1, 1, 0, 0 };


    }
}