Starting git repo for working on files

module1/CMYKtoRGB.java

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+public class CMYKtoRGB
+{
+	public static void main(String [] args){
+		double cyan = Double.parseDouble(args[0]);
+		double magenta = Double.parseDouble(args[1]);
+		double yellow = Double.parseDouble(args[2]);
+		double black = Double.parseDouble(args[3]);
+
+		double white = 1 - black;
+		double red = 255 * white * (1 - cyan);
+		double green = 255 * white * (1 - magenta);
+		double blue = 255 * white * (1 - yellow);
+
+		int decimal_red = (int) Math.round(red);
+		int decimal_green = (int) Math.round(green);
+		int decimal_blue = (int) Math.round(blue);
+
+		System.out.println("red    = " + decimal_red);
+		System.out.println("green  = " + decimal_green);
+		System.out.println("blue   = " + decimal_blue);
+	}
+}
+	

module1/GreatCircle.java

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+public class GreatCircle 
+{
+	public static void main(String [] args){
+
+
+		double x1 = Math.toRadians(Double.parseDouble(args[0]));
+		double y1 = Math.toRadians(Double.parseDouble(args[1]));
+		double x2 = Math.toRadians(Double.parseDouble(args[2]));
+		double y2 = Math.toRadians(Double.parseDouble(args[3]));
+		
+		double t1 = (x2 - x1) / 2.0;
+		double t2 = (y2 - y1) / 2.0;
+		double q1 = Math.pow(Math.sin(t1), 2);
+		double q2 = Math.pow(Math.sin(t2), 2);
+
+		double as = q1 + (Math.cos(x1) * Math.cos(x2) *  q2);
+		double sq = Math.sqrt(as);
+
+		double distance = 2 * 6371.0 * Math.asin(sq);
+
+		System.out.println(distance + " kilometers");
+	}	
+}

module1/HelloGoodbye.java

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+public class HelloGoodbye
+{
+	public static void main(String [] args){
+		String name1 = args[0];
+		String name2 = args[1];
+
+		System.out.println("Hello " + name2 + " and " + name1 + ".");
+		System.out.println("Goodbye " + name2 + " and " + name1 + ".");
+	}
+}

module1/HelloWorld.java

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+public class HelloWorld {
+    public static void main(String [] args)
+    {
+        System.out.println("Hello, World");
+    }
+}

module1/RightTriangle.java

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+public class RightTriangle
+{
+	public static void main(String [] args){
+		int a = Integer.parseInt(args[0]);
+		int b = Integer.parseInt(args[1]);
+		int c = Integer.parseInt(args[2]);
+		boolean isPositive;
+		boolean isSquare;
+		boolean result;
+
+		isPositive = (a >= 0) && (b >= 0) && (c >= 0);
+		int square_a = a * a;
+		int square_b = b * b;
+		int square_c = c * c;
+		isSquare = ( square_a + square_b) == square_c || (square_b + square_c) == square_a || (square_a + square_c) == square_b;
+		result = isPositive && isSquare;
+
+		System.out.println(result);
+	}
+}