Starting git repo for working on files

2024-07-13 12:44:25 +02:00
commit d45a2994e8
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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");
+	}	
+}