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/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		// Example F to C in Java
// This file must be named FahrenheitToCelsius.java 
//import java.util.Scanner;
//public class FahrenheitToCelsius {
    public static final  double  LOW_TEMP_F_WARNING=0.;
    public static final  double  HIGH_TEMP_F_WARNING=100.;
    public static final  int     MAX_LOOP=5;
    public static void main(String[] args) {
        Scanner scanFaren = new Scanner(System.in);
        double Farenheit = 0;
        double Celsius = 0;
        for(int i=0; i<MAX_LOOP; i++){
        System.out.print("\nEnter a temperature in Fahrenheit: ");
            if(scanFaren.hasNextDouble())
                {
                    Farenheit=scanFaren.nextDouble();
                    Celsius = ( Farenheit- 32.)*5./9.;
                }else{
                System.out.println("Data entry error - try again\n");
                System.exit(-1); }
            System.out.println("The temperature in Celsius is: "+Celsius);
 
            // Check for high temperature and issue a warning if necessary
            if(Farenheit > HIGH_TEMP_F_WARNING){
                System.out.print("Remember to hydrate\n");}
            // Check for low temperature and issue a warning if necessary
            if(Farenheit < LOW_TEMP_F_WARNING ){
                System.out.print("Remember to pack Long underwear\n");}
        }
        System.exit(-1);
    }
}
	}
}

Main.java:16: error: illegal start of expression
    public static final  double  LOW_TEMP_F_WARNING=0.;
    ^
Main.java:16: error: illegal start of expression
    public static final  double  LOW_TEMP_F_WARNING=0.;
           ^
Main.java:16: error: ';' expected
    public static final  double  LOW_TEMP_F_WARNING=0.;
                 ^
Main.java:17: error: illegal start of expression
    public static final  double  HIGH_TEMP_F_WARNING=100.;
    ^
Main.java:17: error: illegal start of expression
    public static final  double  HIGH_TEMP_F_WARNING=100.;
           ^
Main.java:17: error: ';' expected
    public static final  double  HIGH_TEMP_F_WARNING=100.;
                 ^
Main.java:18: error: illegal start of expression
    public static final  int     MAX_LOOP=5;
    ^
Main.java:18: error: illegal start of expression
    public static final  int     MAX_LOOP=5;
           ^
Main.java:18: error: ';' expected
    public static final  int     MAX_LOOP=5;
                 ^
Main.java:19: error: illegal start of expression
    public static void main(String[] args) {
    ^
Main.java:19: error: illegal start of expression
    public static void main(String[] args) {
           ^
Main.java:19: error: ';' expected
    public static void main(String[] args) {
                 ^
Main.java:19: error: '.class' expected
    public static void main(String[] args) {
                                     ^
Main.java:19: error: ';' expected
    public static void main(String[] args) {
                                         ^
Main.java:45: error: class, interface, or enum expected
}
^
15 errors

Standard output is empty