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module2/GeneralizedHarmonic.java

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+public class GeneralizedHarmonic
+{
+    public static void main(String[] args)
+    {
+        int n = Integer.parseInt(args[0]);
+        int r = Integer.parseInt(args[1]);
+        if (r >= 0 && n >= 0)
+        {
+            double h = 0;
+            double breuk = 0;
+            for (int i = 1; i <= n; i++ )
+            {
+                breuk = 1/(Math.pow(i,r));
+                h += breuk;
+            }
+            System.out.println(h);
+        }
+        else
+        {
+            System.out.println("Negative number in one of the arguments");
+        }       
+    }
+}