/* package whatever; // don't place package name! */

import java.util.*;
import java.lang.*;
import java.io.*;

/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		int m = 2;
		int n = 3;
		double[][] x = new double[m][n];
		
		double k=1.0;
		for(int i=0;i<m;i++)
			for(int j=0;j<n;j++)
				x[i][j] = k++;
		
		for(int i=0;i<m;i++){
			for(int j=0;j<n;j++)
				System.out.print(x[i][j] + " ");
			System.out.println();
		}
	}
}