from numpy import*
from numpy.linalg import*

xyz = array(eval(input("XYZ:")))

mat = array([[2,1,4],[1,2,0],[2,3,2]])
v = xyz.T
r = dot(inv(mat),v)

print("estafilococo: ", round(r[0], 1))
print("salmonela: ", round(r[1], 1))
print("coli: ", round(r[2], 1))

if r[0] == min(r):
	print("estafilococo")
elif r[1] == min(r):
	print("salmonela")
else:
	print("coli")
