import std.stdio;
 
void main()
{
	uint[] u1 =
	[
		 0, 1, 2, 3,
		 4, 5, 6, 7,
		 8, 9,10,11,
		12,13,14,15,
 
		16,17,18,19,
		20,21,22,23,
		24,25,26,27,
		28,29,30,31,
	];
 
	uint[16][2] u2 =
	[
		 0, 1, 2, 3,
		 4, 5, 6, 7,
		 8, 9,10,11,
		12,13,14,15,
 
		16,17,18,19,
		20,21,22,23,
		24,25,26,27,
		28,29,30,31,
	];
 
	for (uint y; y < 8; ++y)
	{
		for (uint x; x < 4; ++x)
		{
			writef("%2d ", u1[y * 4 + x]);
		}
	}
	writeln("");
 
	for (uint y; y < 2; ++y)
	{
		for (uint x; x < 16; ++x)
		{
			writef("%2d ", u2[y][x]);
		}
	}
}

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