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Simple solution in Clear category for Hubspot Amulet by Pouf
import itertools
def checkio(m):
for a, b, c in itertools.product(range(-180,181), repeat=3):
if not (a + b*m[1][0] + c*m[2][0])%360:
if (a*m[0][1] + b + c*m[2][1])%360 == 225:
if (a*m[0][2] + b*m[1][2] + c)%360 == 315:
return [a, b, c]
Aug. 2, 2015