Word Finder
Implement WordFinder class that allows for adding words and searching for them. It has the following methods:
addWord(word: string): Adds a word to the data structuresearch(query: string): Checks if any added word matches the given word. Thequerycan include dots., which can match any letter
Input
The WordFinder instance will have its methods called with various parameters based on these:
methods: string[]: An array of method namesparams: string[]: An array of strings
methods[i] will be called with params[i].
Examples
Input: methods = ["addWord","addWord","search","addWord","search","search","search"], params = ["car","cat","c.r","dog","d.g","cat","c.."]Output: [null,null,true,null,true,true,true]Explanation: Words 'car' and 'cat' are added, 'c.r' matches 'car', 'dog' and 'd.g' match, 'c..' matches both 'car' and 'cat'.
Input: methods = ["addWord","addWord","addWord","search","search","addWord","search"], params = ["hello","hollow","hollow","hell","hel.o","hero","h.o."]Output: [null,null,null,false,true,null,false]Explanation: The words 'hello', 'hollow' are added, 'hell' doesn't exist, 'hel.o' matches 'hello', 'hero' is added, 'h.o.' does not match with any other word.
Input: methods = ["addWord","search","addWord","search","addWord","search","search"], params = ["bat","b.t","ball","ba.l","bat","b.ll","ball"]Output: [null,true,null,true,null,true,true]Explanation: Words 'bat' and 'ball' are added, 'b.t' matches 'bat', 'ba.l', 'b.ll' and 'ball' match 'ball'.
Constraints
- 1 <=
word.length<= 25 - 1 <=
methods.length<= 1000 - Search queries may include
.and lowercase English letters, with at most 2 dots per query - Each word contains only lowercase English letters
Sponsor: SwagOverflowBugs? Manageable. But "It looks weird on my phone"? Pure terror. This black tee perfectly captures every front end engineer's worst fear — mystery UI issues on an unknown device. Whether it's a client's 5-year-old Android or some obscure browser setting, you already know it's going to be painful.
Sponsor: SwagOverflowBugs? Manageable. But "It looks weird on my phone"? Pure terror. This black tee perfectly captures every front end engineer's worst fear — mystery UI issues on an unknown device. Whether it's a client's 5-year-old Android or some obscure browser setting, you already know it's going to be painful.
Word Finder
Implement WordFinder class that allows for adding words and searching for them. It has the following methods:
addWord(word: string): Adds a word to the data structuresearch(query: string): Checks if any added word matches the given word. Thequerycan include dots., which can match any letter
Input
The WordFinder instance will have its methods called with various parameters based on these:
methods: string[]: An array of method namesparams: string[]: An array of strings
methods[i] will be called with params[i].
Examples
Input: methods = ["addWord","addWord","search","addWord","search","search","search"], params = ["car","cat","c.r","dog","d.g","cat","c.."]Output: [null,null,true,null,true,true,true]Explanation: Words 'car' and 'cat' are added, 'c.r' matches 'car', 'dog' and 'd.g' match, 'c..' matches both 'car' and 'cat'.
Input: methods = ["addWord","addWord","addWord","search","search","addWord","search"], params = ["hello","hollow","hollow","hell","hel.o","hero","h.o."]Output: [null,null,null,false,true,null,false]Explanation: The words 'hello', 'hollow' are added, 'hell' doesn't exist, 'hel.o' matches 'hello', 'hero' is added, 'h.o.' does not match with any other word.
Input: methods = ["addWord","search","addWord","search","addWord","search","search"], params = ["bat","b.t","ball","ba.l","bat","b.ll","ball"]Output: [null,true,null,true,null,true,true]Explanation: Words 'bat' and 'ball' are added, 'b.t' matches 'bat', 'ba.l', 'b.ll' and 'ball' match 'ball'.
Constraints
- 1 <=
word.length<= 25 - 1 <=
methods.length<= 1000 - Search queries may include
.and lowercase English letters, with at most 2 dots per query - Each word contains only lowercase English letters
Sponsor: SwagOverflowBugs? Manageable. But "It looks weird on my phone"? Pure terror. This black tee perfectly captures every front end engineer's worst fear — mystery UI issues on an unknown device. Whether it's a client's 5-year-old Android or some obscure browser setting, you already know it's going to be painful.
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