Daniel Lawson Chapter 5 self check 24-29

Daniel Lawson
24.
a. Your name is Jane
b. Your IQ is 56
c. Your name is 56.2
25.
import java.util.*;
public class selfCheck25 {
    public static void main(String[] args) {
        Scanner c = new Scanner(System.in);
        System.out.print("Type a number : ");
        if (c.hasNextInt()) System.out.println("You typed the integer number " + c.nextInt());
        if (c.hasNextDouble()) System.out.println("You typed the real number " + c.nextDouble());
    }
}
26.
import java.util.*;
public class selfCheck26 {
    public static void main(String[] args){
        Scanner c = new Scanner(System.in);
        double sum = 0;
        System.out.println("Enter 3 integers, we will print their average");
        for(int i = 1; i <= 3; i++) {
            System.out.print("Enter an integer :");
            while (!c.hasNextInt()) {
                c.next();
                System.out.print("Enter an integer :");
            }
            sum+=c.nextInt();
        }
        System.out.println("Average = " +(sum/3));
    }
}
27.
1. y < x
A. sometimes
B. always
C. always
D. sometimes
E. never

2. y==0
A. sometimes
B. sometimes
C. always
D. sometimes
E. sometimes

3. count > 0
A. never
B. sometimes
C. always
D. sometimes
E. sometimes

28.
1. n > b
A. sometimes
B. always
C. sometimes
D. sometimes
E. never

2. a > 1
A. sometimes
B. sometimes
C. always
D. always
E. sometimes

3. b > a
A. sometimes
B. sometimes
C. always
D. never
E. sometimes

29.
1. next == 0
A. sometimes
B. never
C. never
D. sometimes
E. always

2. prev == 0
A. always
B. sometimes
C. never
D. never
E. sometimes

3. next == prev
A. sometimes
B. sometimes
C. always
D. sometimes
E. sometimes