How To Play Word Search
- User Interface: Provides a textarea for users to input words.
- Only alphanumeric characters & Numbers are allowed otherwise show contains invalid characters.
- Words accept only [a-z:A-Z:0-9:-:Ññ].
- If word(s) are not entered in the textarea then show a message: Please enter words before adding.
- File format: only CSV file will be accepted otherwise show error: No valid words found in the CSV file.
- The file should have exactly one column for words. otherwise show error Invalid CSV file format.
- If Word already exists it will be skipped.
- Word limit: Maximum 200 words are allowed in the puzzle. When the word limit is reached, then show a message.