All pastes #2088667 Raw Edit

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public text v1 · immutable
#2088667 ·published 2011-10-10 12:06 UTC
rendered paste body
import javax.swing.*;
public class klasa {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		String txt; 
		int n;
		do {
			do {
				txt=JOptionPane.showInputDialog("n=");
			} while (txt==null || txt.isEmpty());
			n=Integer.parseInt(txt);
			
		} while (n<2 | n>5);
		int [][]tab = new int [n][n];
		for (int i=0; i<n; i++) {
			for (int j=0; j<n; j++) {
				if (j==0) {
					tab[i][j] = (int) Math.random()*10;
				}
				if (j>0) {
					tab [i][j] = (int)Math.pow(tab[i][0], j+1);
				}
			}
		}
		
		for (int i=0; i<n; i++) {
			for (int j=0; j<n; j++) {
				System.out.print(tab[i][j]+"\t");
			}
			System.out.println();
		}
		txt="";
		for (int i=0; i<n; i++) {
			for (int j=0; j<n; j++) {
				txt+=tab[i][j]+" ";
			}
			txt+="\n";
		}
		JOptionPane.showMessageDialog(null, txt);
	}

}