import java.util.Random;

public class For_za_Metodu {
    public static void main (String[] args) {
    double [] field = new double [11];
    Random lubsa = new Random();
    int i;

    for (i=1; i<=10; i++) {                     // vygenerovani pole a zaokrouhleni clenu
        field[i]=lubsa.nextDouble()*10;
        field[i]=Math.round(field[i]*100);
        field [i]=  field[i]/100;
    }
    tisk  (field);                              // tisk pole pomocí medoty


    System.out.println();

    for (i=1; i<=10; i++) {                     // upravy clenu pole
        if (i % 2 == 1) {
            field [i]=2*field [i];
        }
    }

    tisk (field);                               // tisk zmeneneho pole

}

     final static void tisk (double [] pole) {  // metoda pro tisk
        for (int i=1; i<=10; i++){
            System.out.print(pole [i] + "   ");
    }
}
}