If i asked a user to input an array of students, like so:"Enter the amount of students-2" then asked them to assign grades to the students but it was in this form:"Student 1:(grade) Student 2:(grade)". How would i display the amount of students when asked to put in grades? As in the Student 1 and 2 part. If possible, please use java.

Larry sent an email to andy. andy didn't open larry's email but still understood what the message was. how did andy determine the message without opening the email?

What a backup plan that you have created in a event you encounter a situation

Write a program that begins by reading in a series of positive integers on a single line of input and then computes and prints the product of those integers. integers are accepted and multiplied until the user enters an integer less than 1. this final number is not part of the product. then, the program prints the product. if the first entered number is negative or 0, the program must print “bad input.” and terminate immediately. next, the program determines and prints the prime factorization of the product, listing the factors in increasing order. if a prime number is not a factor of the product, then it