Kristy, Branches #42
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Kristy, Branches #42
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kristyh32
changed the title
CheezItMan
reviewed
Feb 23, 2020
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| # method to add a new node with the specific data value in the linked list | ||
| # insert the new node at the beginning of the linked list | ||
| def add_first(value) |
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| # method to find if the linked list contains a node with specified value | ||
| # returns true if found, false otherwise | ||
| def search(value) |
| def get_at_index(index) | ||
| raise NotImplementedError | ||
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| max = 0 |
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Are the numbers in a linked list guaranteed to be positive?
Suggested change
| max = 0 | |
| max = @head.data |
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| # method to return the min value in the linked list | ||
| # returns the data value and not the node | ||
| def find_min |
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| # method that returns the length of the singly linked list | ||
| def length |
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| ## Advanced Exercises | ||
| # returns the value at the middle element in the singly linked list | ||
| def find_middle_value |
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| # find the nth node from the end and return its value | ||
| # assume indexing starts at 0 while counting to n | ||
| def find_nth_from_end(n) |
| # checks if the linked list has a cycle. A cycle exists if any node in the | ||
| # linked list links to a node already visited. | ||
| # returns true if a cycle is found, false otherwise. | ||
| def has_cycle |
| # Additional Exercises | ||
| # returns the value in the first node | ||
| # returns nil if the list is empty | ||
| def get_first |
| end | ||
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| # method that inserts a given value as a new last node in the linked list | ||
| def add_last(value) |
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