-Label Coloring Problem with Application to Channel Allocation

Table 1

Corresponding channel schemes.

i	(y1, y2, y3, y4)	(A, B, C, D)
97	(4, 1, 0, 3)	(4, 1, 0, 3)
117	(4, 0, 1, 3)	(4, 0, 1, 3)
221	(3, 1, 0, 4)	(3, 1, 0, 4)
241	(3, 0, 1, 4)	(3, 0, 1, 4)
385	(1, 4, 3, 0)	(1, 4, 3, 0)
405	(1, 3, 4, 0)	(1, 3, 4, 0)
509	(0, 4, 3, 1)	(0, 4, 3, 1)
529	(0, 3, 4, 1)	(0, 3, 4, 1)