Correct bug

src/main/java/be/cylab/java/roc/Main.java

@@ -32,7 +32,7 @@ public final class Main {
         System.out.println("PR AUC with trapezoid : " + pr.computePRAUC());
         pr.computePrcPointsAndGenerateCurve("PR_curve.png");
 
-        double[] long_data = new double[250000];
+        double[] long_data = new double[200000];
         double[] long_alert = new double[long_data.length];
         for (int i = 0; i < long_data.length; i++) {
             long_data[i] = Math.random();