question 2

src/main/java/fr/univamu/sorting/SortableIntList.java

+package fr.univamu.sorting;
+import java.util.*;
+
+public class SortableIntList {
+ public ArrayList<Integer> IntList;
+
+ public void swap(int index1, int index2){
+    int value1 = IntList.get(index1);
+    int value2 = IntList.get(index2);
+    IntList.set(index1, value1);
+    IntList.set(index2, value2);
+ }
+
+ public int compare(int index1, int index2){
+     if (IntList.get(index1) > IntList.get(index2)){
+         return 1;
+     }
+     else if (IntList.get(index1) < IntList.get(index2)) {
+         return -1;
+     }
+     else {
+         return 0;
+     }
+
+ }
+
+ public int size(){
+     return IntList.size();
+ }
+
+ public int get(int index){
+     return IntList.get(index);
+ }
+ public void sort(){
+     for (int i = 0; i < IntList.size() - 1; i++)
+     {
+         for (int j = i + 1; j < IntList.size(); j++) {
+             if (compare(IntList.get(j),IntList.get(i)) < 0){
+                 swap(IntList.get(i),IntList.get(j));
+             }
+
+         }
+ }
+}