Lab-03

////////////////////spirala/////////////////////////////////
public static void main(String[] args) {
        Random generator = new Random();
        Scanner scanner = new Scanner(System.in);

        System.out.println("Podaj wymiary macierzy:");
        int X = scanner.nextInt();
        int Y = scanner.nextInt();
        int tab[][] = new int[X][Y];
        for (int i = 0; i < tab.length; i++) {
            for (int j = 0; j < tab[i].length; j++) {
                tab[i][j] = generator.nextInt(25);
            }

        }
        for (int i = 0; i < tab.length; i++) {
            for (int j = 0; j < tab[i].length; j++) {
                System.out.print(tab[i][j] + "\t");
            }
            System.out.println();
        }
        int i = 0;
        int j = 0;
        int licznik=0;
        int y=Y;
        int x=X;
        int k=0;
        while (licznik < X*Y) {
            for(j=k;j<y-k;j++){//w prawo
                i=k;
                System.out.print(tab[i][j]+"\t");
                licznik++;
            }
            for(i=k+1;i<x-k;i++){// w dół
                j=x-1-k;
                System.out.print(tab[i][j]+"\t");
                licznik++;
            }
            for(j=y-2-k;j>=k;j--){//w lewo
                i=y-1-k;
                System.out.print(tab[i][j]+"\t");
                licznik++;
            }
            for(i=x-2-k;i>k;i--){// w góre
                j=k;
                System.out.print(tab[i][j]+"\t");
                licznik++;
            }
            k++;
        }
}
/////////////////////wzorzec/////////////////////////////////////
 public static void main(String[] args) {
            String a = "abcd";
            String b = "cdabcdab";
            int i = 1;
            int p = 0;
            while(p<10) {
                if (a.contains(b) == false) {
                    a += "abcd";
                    i++;
                } else {
                    System.out.println("Znaleziono gdy dodano " + i+" razy tekst");
                    break;
                }
                p++;
            }
}
//////////////////////////////iloczyn////////////////////////////////
import java.util.Random;
import java.util.Scanner;
import java.util.Arrays;

import static java.lang.StrictMath.log10;

public class Main {


    public static void main(String[] args) {
        Random generator = new Random();
        Scanner scanner = new Scanner(System.in);
        int x=5;
        int tab[]=new int[x];
        //int tab[] ={-2,-1,0,0,1};
        for (int i = 0; i < tab.length; i++) {
                tab[i] = generator.nextInt(10)-5;
        }
        for (int i = 0; i < tab.length; i++) {
            System.out.print(tab[i] + "\t");
        }
        System.out.println();

        Arrays.sort(tab);
        for (int i = 0; i < tab.length; i++) {
            System.out.print(tab[i] + "\t");
        }
        int iloczyn=0;
        if(tab[x-3]>0 && tab[x-2]>0 &&tab[x-1]>0){
            iloczyn=tab[x-3]*tab[x-2]*tab[x-1];
        }
        else if(tab[x-3]<0 && tab[x-2]<0 &&tab[x-1]<0){
            iloczyn=tab[x-3]*tab[x-2]*tab[x-1];
        }
        else if(tab[x-3]<=0 && tab[x-2]>0&&tab[x-1]>0){
            iloczyn=tab[0]*tab[1]*tab[x-1];
        }
        else if(tab[x-3]<=0 && tab[x-2]<=0 &&tab[x-1]>0){
            iloczyn=tab[0]*tab[1]*tab[x-1];
        }

        System.out.println();
        System.out.println(iloczyn);

    }
}