#include <iostream>
#include <iomanip>
using namespace std;

//contiguous

void main()
{
	int i;
	int A[100]; // 1D alwayes has one row
	int T[5][4]; // 2 D array, 5 rows by 4 columns

	for(int row = 0; row < 5; row++)
	{
		for(int column = 0; column < 4; column++)
		{
			T[row][column] = row * column;
		}
	}
	
	for(int row = 0; row < 5; row++)
	{
		for(int column = 0; column < 4; column++)
		{
			cout << setw(4) << T[row][column];
		}
		cout << endl;
	}
}