Question: 
Write function to find the sum of all items in the given dictionary.


Model's Code:
def return_sum(d):
    return sum(d.values())



Sample Correct Code:
def return_sum(dict):
  sum = 0
  for i in dict.values():
    sum = sum + i
  return sum


Asserts:
assert return_sum({'a': 100, 'b':200, 'c':300}) == 600
assert return_sum({'a': 25, 'b':18, 'c':45}) == 88
assert return_sum({'a': 36, 'b':39, 'c':49}) == 124


Tests:
Test 1 of 3: PASS
Test 2 of 3: PASS
Test 3 of 3: PASS

Test 796 of 974: 605/796 (76.00502512562815%): success