def main():
time = []
back_track = []
# number of tests to be made on a chosen puzzle
n_test = 5
# inference specifies which inference to choose for executing the tests
# we can choose between: no_inference, forward_checking and mac
inference = mac
# var_sel specifies the order in which will be chosen the unassigned variable
# we can choose between: first_unassigned_variable and mrv (minimum remaining values)
var_sel = first_unassigned_variable
# level chooses difficulty (higher is more difficult)
# level 1 is Easy, level 2 is Medium, level 3 is Hard, level 4 is Evil, level 5 is "Hardest"
level = 1
for i in range(n_test):
test = Test()
test.choose_puzzle(level)
test.execute(inference, var_sel)
back_track.append(test.bt)
time.append(round(test.end - test.start, 5))
print("Average time: " + str(round(sum(time) / len(time), 3)))
print("Average backtracks: " +
str(round(sum(back_track) / len(back_track))))
