M:
  S = 2
  K = 4
y[4]:
	0 H
	1 T
	2  
	3  
a[2x2]:
	0 0 0.500000
	0 1 0.500000
	1 0 0.000100
	1 1 0.999900
b[2x4]:
	0 0 0.250000
	0 1 0.250000
	0 2 0.250000
	0 3 0.250000
	1 0 0.791508
	1 1 0.208292
	1 2 0.000100
	1 3 0.000100
pi[2]:
	0 0.000100
	1 0.999900