From b332db195df8970fba69e23fec3ec86d701887b5 Mon Sep 17 00:00:00 2001
From: RandomCyberCoder <emmanueldelgado74@gmail.com>
Date: Tue, 5 May 2026 11:46:57 -0700
Subject: [PATCH 1/2] updated list view so it's orderd by course name

---
 .../schooltimetabling/helperClasses/ResultSaver.java   | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/java/hello-world/src/main/java/org/acme/schooltimetabling/helperClasses/ResultSaver.java b/java/hello-world/src/main/java/org/acme/schooltimetabling/helperClasses/ResultSaver.java
index 0e107b50..a5d1c956 100644
--- a/java/hello-world/src/main/java/org/acme/schooltimetabling/helperClasses/ResultSaver.java
+++ b/java/hello-world/src/main/java/org/acme/schooltimetabling/helperClasses/ResultSaver.java
@@ -262,6 +262,16 @@ private void listView(XSSFSheet listSheet, List<Lesson> validLessons, List<Lesso
      * Helper function to print out every lesson
      */
     private int listViewPrntHlpr(XSSFSheet listSheet, List<Lesson> lessons, int rowIdx) {
+        //sort the list so it look neat to look at; sort by course name
+        //make the list mutable for sorting
+        lessons = new ArrayList<>(lessons);
+        lessons.sort((a, b) -> {
+            String nameA = a.getCourseName();
+            String nameB = b.getCourseName();
+
+            return nameA.compareTo(nameB);
+        });
+
         for(Lesson lesson: lessons){
             final Timeslot lsTs = lesson.getTimeslot();
             Timeslot.test_minSetUp("1");

From b2bb737a3502875f6be25595868bc8bf068d850a Mon Sep 17 00:00:00 2001
From: RandomCyberCoder <emmanueldelgado74@gmail.com>
Date: Tue, 5 May 2026 11:47:13 -0700
Subject: [PATCH 2/2] updated solver so solutions are repoducible

---
 .../helperClasses/ResultSaver.java            | 28 +++++++++++++------
 .../src/main/resources/solverConfig.xml       |  2 +-
 2 files changed, 21 insertions(+), 9 deletions(-)

diff --git a/java/hello-world/src/main/java/org/acme/schooltimetabling/helperClasses/ResultSaver.java b/java/hello-world/src/main/java/org/acme/schooltimetabling/helperClasses/ResultSaver.java
index a5d1c956..659946a6 100644
--- a/java/hello-world/src/main/java/org/acme/schooltimetabling/helperClasses/ResultSaver.java
+++ b/java/hello-world/src/main/java/org/acme/schooltimetabling/helperClasses/ResultSaver.java
@@ -262,15 +262,8 @@ private void listView(XSSFSheet listSheet, List<Lesson> validLessons, List<Lesso
      * Helper function to print out every lesson
      */
     private int listViewPrntHlpr(XSSFSheet listSheet, List<Lesson> lessons, int rowIdx) {
-        //sort the list so it look neat to look at; sort by course name
-        //make the list mutable for sorting
-        lessons = new ArrayList<>(lessons);
-        lessons.sort((a, b) -> {
-            String nameA = a.getCourseName();
-            String nameB = b.getCourseName();
 
-            return nameA.compareTo(nameB);
-        });
+        lessons = sortLessons(lessons);
 
         for(Lesson lesson: lessons){
             final Timeslot lsTs = lesson.getTimeslot();
@@ -299,6 +292,9 @@ private int listViewPrntHlpr(XSSFSheet listSheet, List<Lesson> lessons, int rowI
      * list view helper for printing out the skipped lessons
      */
     private int listViewSkipHelper(XSSFSheet listSheet, List<Lesson> lessons, int rowIdx){
+
+        lessons = sortLessons(lessons);
+
         for(Lesson lesson: lessons){
             Row row = listSheet.createRow(rowIdx++);
             Object[] vals = new Object[]{lesson.getCourseName(), "N/A", lesson.getModifiers(),
@@ -328,6 +324,22 @@ else if (val instanceof Boolean){
         }
     }
 
+
+    private List<Lesson> sortLessons(List<Lesson> list){
+        //sort the list so it look neat to look at; sort by course name
+        //make the list mutable for sorting
+        List<Lesson> toSort = new ArrayList<>(list);
+        toSort.sort((a, b) -> {
+            String nameA = a.getCourseName();
+            String nameB = b.getCourseName();
+
+            return nameA.compareTo(nameB);
+        });
+
+        return toSort;
+    }
+
+
     /**
      * driver function for printing out the teacher view Excel sheet
      */
diff --git a/java/hello-world/src/main/resources/solverConfig.xml b/java/hello-world/src/main/resources/solverConfig.xml
index e6292076..1686c78e 100644
--- a/java/hello-world/src/main/resources/solverConfig.xml
+++ b/java/hello-world/src/main/resources/solverConfig.xml
@@ -11,7 +11,7 @@
     <!--stricter modes cause the solver to become slower, but can be used in dev for error-detection;
     use NON_REPRODUCIBLE if you don't reproducibility. For dev use PHASE_ASSERT (the default) or just comment
      out the environment mode; see https://docs.timefold.ai/timefold-solver/latest/using-timefold-solver/running-the-solver#environmentModeBestPractices-->
-    <environmentMode>NON_REPRODUCIBLE</environmentMode>
+<!--    <environmentMode>NON_REPRODUCIBLE</environmentMode>-->
     <termination>
         <secondsSpentLimit>100</secondsSpentLimit>
     </termination>