tvl-depot/users/wpcarro/scratch/facebook/cafe-order-checker.py
Vincent Ambo 019f8fd211 subtree(users/wpcarro): docking briefcase at '24f5a642'
git-subtree-dir: users/wpcarro
git-subtree-mainline: 464bbcb15c
git-subtree-split: 24f5a642af
Change-Id: I6105b3762b79126b3488359c95978cadb3efa789
2021-12-14 02:15:47 +03:00

19 lines
540 B
Python

def orders_are_sorted(take_out, dine_in, audit):
if len(take_out) + len(dine_in) != len(audit):
return False
i, j = 0, 0
for x in audit:
if i < len(take_out) and take_out[i] == x:
i += 1
elif j < len(dine_in) and dine_in[j] == x:
j += 1
else:
return False
return True
assert orders_are_sorted([1,3,5], [2,4,6], [1,2,4,3,6,5])
assert not orders_are_sorted([1,3,5], [2,4,6], [1,2,4,5,6,3])
assert orders_are_sorted([], [2,4,6], [2,4,6])
print("Success!")