ArrayLists and String

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Across
  1. 1. This is what goes in the <> for the ArrayList
  2. 3. *String* method that determines if a substring is within a String
  3. 5. The operator name of the + sign when used in a String
  4. 9. This method tells the number of items in a List
  5. 10. String method used for alphabetizing *String* objects
  6. 11. Java Strings can't be changed they are
  7. 12. This method tells the number of letters in a String
  8. 13. Wrapper class and method to convert a *String* to a double
  9. 15. The data type in Java to store counting numbers
  10. 17. Method identifies the first index of a substring in a *String*
  11. 18. ArrayList method used to put an *item* at the end of the list
Down
  1. 2. These data types cannot be stored in an ArrayList
  2. 4. String method with two int parameters goes from *start* until one less than *end*
  3. 6. Wrapper class and method to convert a *String* to an int
  4. 7. ArrayList method to replace an *item* at a specified *index*
  5. 8. ArrayList method to take an item out of a list from a specified *index*
  6. 14. String method with int parameter to go from *start* until the end
  7. 16. The data type in Java to store text