Leetcode Problem 1684. Count the Number of Consistent Strings

1684. Count the Number of Consistent Strings

Leetcode Solutions

Using HashSet to Check Consistency

  1. Initialize a HashSet to store the characters of the allowed string.
  2. Iterate through each character in allowed and add it to the HashSet.
  3. Initialize a counter to keep track of the number of consistent strings.
  4. Iterate through each word in the words array. a. For each word, iterate through its characters. b. Check if the current character is in the HashSet. c. If a character is not found, mark the word as inconsistent and break the inner loop.
  5. If the word is consistent, increment the counter.
  6. After iterating through all words, return the counter as the result.
UML Thumbnail

Brute Force Character Checking

Ask Question

Programming Language
image/screenshot of info(optional)
Full Screen
Loading...

Suggested Answer

Answer
Full Screen
Copy Answer Code
Loading...