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