Cedar - Lux Barker #41
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kyra-patton
reviewed
Jul 11, 2022
| @@ -23,39 +23,79 @@ def enqueue(self, element): | |||
| In the store are occupied | |||
| returns None | |||
| """ | |||
| pass | |||
| # is queue full? | |||
| else: | ||
| self.front += 1 | ||
| self.size -= 1 | ||
| return element | ||
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| def front(self): |
| raise QueueEmptyException | ||
| # grab the element from the front of the queue | ||
| element = self.store[self.front] | ||
| self.store[self.front] = None |
There was a problem hiding this comment.
😎 Really like that you reset value to None in addition to moving the pointer
| else: | ||
| self.rear += 1 | ||
| self.store[self.rear] = element | ||
| self.size += 1 | ||
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| def dequeue(self): | ||
| """ Removes and returns an element from the Queue | ||
| Raises a QueueEmptyException if | ||
| The Queue is empty. | ||
| """ |
| pass | ||
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| if self.size > 0: | ||
| return self.store[self.front] | ||
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| def size(self): |
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| def empty(self): | ||
| """ Returns True if the Queue is empty | ||
| And False otherwise. | ||
| """ | ||
| pass | ||
| return self.size == 0 | ||
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| def __str__(self): |
| @@ -12,7 +12,7 @@ def push(self, element): | |||
| """ Adds an element to the top of the Stack. | |||
| Returns None | |||
| """ | |||
| pass | |||
| self.store.add_first(element) | |||
| @@ -21,13 +21,13 @@ def pop(self): | |||
| The Stack is empty. | |||
| returns None | |||
| """ | |||
| pass | |||
| return self.store.remove_first() if not self.empty() else StackEmptyException() | |||
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| def empty(self): | ||
| """ Returns True if the Stack is empty | ||
| And False otherwise | ||
| """ | ||
| pass | ||
| return self.store.empty() | ||
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| def __str__(self): |
There was a problem hiding this comment.
🤔 Looks like you missed implementing this one!
|
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| def empty(self): | ||
| """ Returns True if the Stack is empty | ||
| And False otherwise | ||
| """ | ||
| pass | ||
| return self.store.empty() |
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Stacks and Queues
Thanks for doing some brain yoga. You are now submitting this assignment!
Comprehension Questions
OPTIONAL JobSimulation