def testGreedys(items, maxUnits):
'''
:param items: list of Food
:param maxUnits: >= 0
:return:
'''
print('Use greedy by value to allocate', maxUnits, 'calories')
testGreedy(items, maxUnits, Food.getValue)
print('Use greedy by cost to allocate', maxUnits, 'calories')
testGreedy(
items, maxUnits, lambda x: 1 / Food.getCost(x)
) # 1/func so it sort by least expensive to most, Food.getCost sorts by most to least
print('Use greedy by density to allocate', maxUnits, 'calories')
testGreedy(items, maxUnits, Food.density)
