Assignemnt #69 and Do While Swimming

Code

/// Name: Raff Lisbona
/// Period: 6
/// Program Name: do-while Swimming
/// File Name: DoWhileSwimming.java
/// Date Finished: 12/7/2015

import java.util.Scanner;
public class DoWhileSwimming
{
    public static void main( String[] args )
    {
        Scanner keyboard = new Scanner(System.in);
        
        String swimmer1 = "GALLANT";
        String swimmer2 = "GOOFUS ";
        
        double minimumTemperature = 79.0; // degrees Fahrenheit
		double currentTemperature;
		double savedTemperature;
		int swimTime;

		System.out.print("What is the current water temperature? ");
		currentTemperature = keyboard.nextDouble();
		savedTemperature = currentTemperature; // saves a copy of this value so we can get it back later.

		System.out.println( "\nOkay, so the current water temperature is " + currentTemperature + "F." );
		System.out.println( swimmer1 + " approaches the lake...." );

		swimTime = 0;
		while ( currentTemperature >= minimumTemperature )
		{
			System.out.print( "\t" + swimmer1 + " swims for a bit." );
			swimTime++;
			System.out.println( " Swim time: " + swimTime + " min." );
            //Didn't work for some reason
			currentTemperature -= 0.5; // subtracts 1/2 a degree from the water temperature
			System.out.println( "\tThe current water temperature is now " + currentTemperature + "F." );
		}

		System.out.println( swimmer1 + " stops swimming. Total swim time: " + swimTime + " min." );

		currentTemperature = savedTemperature; // restores original water temperature

		System.out.println( "\nOkay, so the current water temperature is " + currentTemperature + "F." );
		System.out.println( swimmer2 + " approaches the lake...." );

		swimTime = 0;
		do
		{
			System.out.print( "\t" + swimmer2 + " swims for a bit." );
			swimTime++;
			System.out.println( " Swim time: " + swimTime + " min." );
			
			currentTemperature -= 0.5;
			System.out.println( "\tThe current water temperature is now " + currentTemperature + "F." );

		} while ( currentTemperature >= minimumTemperature );

		System.out.println( swimmer2 + " stops swimming. Total swim time: " + swimTime + " min." );
	}
}
    

Picture of the output