PLS HELP its java for AP Computer Science A Write a program that requests the user input positive numbers until they input -1, then prints the sum of all numbers. Sample run:

Enter positive numbers (-1 to stop)
3
7
8
-1
Sum is 18

Avariable of the data type arrays is storing 10 quantities. what is true about these quantities? a. the quantities all have different characteristics. b. the quantities all have the same characteristics. c. five quantities have the same and five have different characteristics. d. it is necessary for all quantities to be integers. e. it is necessary for all quantities to be characters.