Course Timetabling: Spread Constraint

- fixed an ArrayIndexOutOfBoundsException thrown when there are 7 working days (all days of the week are working days)
UniTime · Jun 18, 2022 · b1bda9d · b1bda9d
1 parent 5624d90
commit b1bda9d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/org/cpsolver/coursett/constraint/SpreadConstraint.java b/src/org/cpsolver/coursett/constraint/SpreadConstraint.java
@@ -464,7 +464,7 @@ public class SpreadConstraintContext implements AssignmentConstraintContext<Lect
 
         @SuppressWarnings("unchecked")
         public SpreadConstraintContext(Assignment<Lecture, Placement> assignment) {
-            iCourses = new Set[iLastDaySlot - iFirstDaySlot + 1][(iLastWorkDay - iFirstWorkDay + 1) % 7];
+            iCourses = new Set[iLastDaySlot - iFirstDaySlot + 1][(iLastWorkDay - iFirstWorkDay) % 7 + 1];
             if (iInteractive)
                 iUnassignmentsToWeaken = 0;
             for (int i = 0; i < iCourses.length; i++) {