import java.util.Scanner;
public class TheSpeedOfSound
{
public static void main
(String[] args
) {
int distance, time;
Scanner keyboard
= new Scanner
(System.
in); System.
out.
println("Enter air, water, or steel: ");
air = keyboard.nextLine();
water = keyboard.nextLine();
steel = keyboard.nextLine();
System.
out.
print("Enter distance: "); distance = keyboard.nextInt();
switch (air || water || steel)
{
case air:
time = (distance / 1100)
System.
out.
println("The total time traveled is " + time
+ ".");
case water:
time = (distance / 4900);
System.
out.
println("The total time traveled is " + time
+ ".");
case steel:
time = (distance / 16400);
System.
out.
println("The total time traveled is " + time
+ "."); }
}
}
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