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- import java.util.Scanner;
- public class Gradebook {
- public static void main(String[] args ){
- Scanner input = new Scanner(System.in);
- System.out.println("(1) Average grades for a new student");
- System.out.println("(2) Quit");
- int selection = input.nextInt();
- if( selection == 1) {
- System.out.println("Grades will be put in accordingly: n Homework n Quizzes n Tests");
- System.out.println("Once all grades have been put in, type -1 to continue");
- String name = input.next();
- }
- else{
- System.out.println("Goodbye.");
- }
- int total = 0;
- int counter = 0;
- System.out.println("Please enter numeric homework grade or "-1" to quit: ");
- int grade = input.nextInt();
- while( grade != -1) {
- total = total + grade;
- counter = counter + 1;
- grade= input.nextInt();
- }
- if (counter > 0) {
- double average = total / (double)counter;
- System.out.println("The average for Homework is: " + average);
- }
- else
- System.out.println("No grades were entered.");
- System.out.println("Please enter numeric Quiz grade or "-1" to quit: ");
- while( grade != -1) {
- total = total + grade;
- counter = counter + 1;
- grade = input.nextInt();
- }
- if(counter > 0) {
- double average = total / (double)counter;
- System.out.println("The average for Quizzes is: " + average);
- }
- else
- System.out.println("No grades were entered.");
- System.out.println("Please enter numeric Test grade or "-1" to quit: ");
- while(grade != -1) {
- total = total + grade;
- counter = counter + 1;
- grade = input.nextInt();
- }
- if(counter > 0) {
- double average = total / (double)counter;
- System.out.println("The average for Tests is: " + average);
- }
- else
- System.out.println("No grades were entered.");
- }
- }
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