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Results tagged with trie
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user 12390
A tree-like data structure used to hold an associative array, also called a Prefix Tree.
3
votes
Leet Code 139 (Word Break) using a trie with recursion
Take advantage of the trie
The code doesn't take advantage of the trie to its full potential. … That is, each iteration starts searching in the trie from the top. …
- 112k
4
votes
Accepted
LeetCode: Replace Words Trie C#
It would be better if it looked more like this:
public string ReplaceWords(IList<string> dict, string sentence)
{
Trie trie = new Trie();
// for each word in dict, trie.add(word)
// for … And I don't see mistakes in the trie implementation degrade its performance significantly.
The overall time and space complexity of the solution is dominated by that of the trie. …
- 112k
2
votes
Leetcode: Map Sum Pairs C#
Traverse the trie letter by letter as before, and for each node traversed, subtract prev and add val.
Set the new value in values. …
- 112k
2
votes
Trie structure with three classes
Naming
You can drop "Trie" from these methods:
buildTrie
traverseTrie
The name of the class already implies that you're working with a Trie.
In searchWord the term "Word" seems also pointless. … trie;
public TrieTest() {
trie = new Trie();
trie.build(new HashSet<>(Arrays.asList("CAT", "CATWOMAN", "CATERER", "DOT", "DOG", "DOC")));
}
@Test
public void test_CAX …
- 112k
2
votes
Java Trie Implementation
class Trie {
private final Map<Character, HashMap> root = new HashMap<>();
private final Character END_CHARACTER = '$';
public Trie(String s) {
add(s);
}
public Trie(Collection …
- 112k