---

package PrimerS_1;
import java.util.Scanner;

public class PrimerS_1 
{
	public static void main(String[] args) 
	{

		int rows = 3;
		int cols = 4;

		double[][] matrix = new double[rows][cols];
			for (int i = 0; i < rows; i++)
			{
				for (int j = 0; j < cols; j++) {
	                matrix[i][j] = Math.random() * 10;
	            	}
			}

	    System.out.println("Исходная матрица:");
	        for (int i = 0; i < rows; i++) 
	        {
	            for (int j = 0; j < cols; j++) {
	                System.out.printf("%.2f\t", matrix[i][j]);
	            }
	            System.out.println();
	        }

	    System.out.println("\nОкругленная матрица:");
	        for (int i = 0; i < rows; i++) 
	        {
	            for (int j = 0; j < cols; j++) {
	                System.out.print(Math.round(matrix[i][j]) + "\t");
	            }
	            System.out.println();
	        }
	 }
}