xxxxxxxxxx
dictionary = {'a': 10, 'b': 5, 'c': 15, 'd': 3}
smallest_value = min(dictionary.values())
print(smallest_value)
xxxxxxxxxx
d = {"A":3, "B":1, "C":100}
# find key with lowest value
best_key = min(d, key=d.get)
print(best_key)
# output: B