"Write a program that takes in a string representing an integer as input, and outputs Your input contains only digits if every character is a digit 0-9. Otherwise, your program outputs Your input contains more than just digits"

You wanted to look up information about alzheimer's, but you were unsure if it was spelled "alsheimer's" or "alzheimer's." which advanced search strategy would be useful? a) a boolean search b) using a wild card in your search c) trying different search engines d) doing a search for "alsheimer's not alzheimer's" asap. ill give brainlist.