diff --git a/bin/C10_Tri_et_complexite/C103_Algorithme_de_tri/Bubble.class b/bin/C10_Tri_et_complexite/C103_Algorithme_de_tri/Bubble.class
new file mode 100644
index 0000000..037dd55
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diff --git a/bin/C10_Tri_et_complexite/C103_Algorithme_de_tri/Selection.class b/bin/C10_Tri_et_complexite/C103_Algorithme_de_tri/Selection.class
index 180e432..1d1133c 100644
Binary files a/bin/C10_Tri_et_complexite/C103_Algorithme_de_tri/Selection.class and b/bin/C10_Tri_et_complexite/C103_Algorithme_de_tri/Selection.class differ
diff --git a/bin/C10_Tri_et_complexite/C103_Algorithme_de_tri/Short.class b/bin/C10_Tri_et_complexite/C103_Algorithme_de_tri/Short.class
new file mode 100644
index 0000000..2868853
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diff --git a/bin/tools/Chrono.class b/bin/tools/Chrono.class
new file mode 100644
index 0000000..068f0df
Binary files /dev/null and b/bin/tools/Chrono.class differ
diff --git a/src/C10_Tri_et_complexite/C103_Algorithme_de_tri/Bubble.java b/src/C10_Tri_et_complexite/C103_Algorithme_de_tri/Bubble.java
new file mode 100644
index 0000000..8fe22fb
--- /dev/null
+++ b/src/C10_Tri_et_complexite/C103_Algorithme_de_tri/Bubble.java
@@ -0,0 +1,23 @@
+package C10_Tri_et_complexite.C103_Algorithme_de_tri;
+
+public class Bubble {
+    
+    Bubble(int[] a){
+        Short.printList(a);
+
+        boolean shorted = false;
+        while (shorted == false) {
+            shorted = true;
+            for (int i = 0; i < a.length-1; i++) {
+                if (a[i] > a[i+1]) {
+                    int tmp = a[i];
+                    a[i] = a[i+1];
+                    a[i+1] = tmp;
+                    shorted = false;
+                }
+            }
+        }
+
+        Short.printList(a);
+    }
+}
diff --git a/src/C10_Tri_et_complexite/C103_Algorithme_de_tri/Selection.java b/src/C10_Tri_et_complexite/C103_Algorithme_de_tri/Selection.java
index 4799e56..bb9869f 100644
--- a/src/C10_Tri_et_complexite/C103_Algorithme_de_tri/Selection.java
+++ b/src/C10_Tri_et_complexite/C103_Algorithme_de_tri/Selection.java
@@ -1,18 +1,10 @@
 package C10_Tri_et_complexite.C103_Algorithme_de_tri;
 
-import java.util.Random;
-
-// Tri d'un tableau;
-
 public class Selection {
 
-    public static void main(String[] args) throws Exception {
-        new Selection(100);
-    }
+    Selection(int[] a){
+        Short.printList(a);
 
-    Selection(int n){
-        int[] a = newList(n);
-        printList(a);
         for (int i = 0; i < a.length-1; i++) {
             int min = a[i];
             int iMin = i;
@@ -26,22 +18,7 @@ public class Selection {
             a[i] = a[iMin];
             a[iMin] = tmp;
         }
-        printList(a);
-    }
 
-    int[] newList(int size){
-        int[] a = new int[size];
-        Random r = new Random();
-        for (int i = 0; i < a.length; i++) {
-            a[i] = r.nextInt(1000);
-        }
-        return a;
-    }
-
-    static void printList(int[] a){
-        for (int i : a) {
-            System.out.print(i + " ");
-        }
-        System.out.println("\n");
+        Short.printList(a);
     }
 }
diff --git a/src/C10_Tri_et_complexite/C103_Algorithme_de_tri/Short.java b/src/C10_Tri_et_complexite/C103_Algorithme_de_tri/Short.java
new file mode 100644
index 0000000..dae4c71
--- /dev/null
+++ b/src/C10_Tri_et_complexite/C103_Algorithme_de_tri/Short.java
@@ -0,0 +1,46 @@
+package C10_Tri_et_complexite.C103_Algorithme_de_tri;
+
+import java.util.Random;
+
+import tools.Chrono;
+
+public class Short {
+    private static boolean print = false;
+    public static void main(String[] args) {
+        int[] a = newList(1000);
+
+        
+        Chrono selection = new Chrono("Selection");
+        new Selection(a.clone());
+        selection.stop();
+
+        if(print) System.out.println("-----------\n");
+
+        Chrono bubble = new Chrono("Bubble");
+        new Bubble(a.clone());
+        bubble.stop();
+
+        System.out.println(selection);
+        System.out.println(bubble);
+    }
+
+    private static int[] newList(int size){
+        int[] a = new int[size];
+        Random r = new Random();
+        for (int i = 0; i < a.length; i++) {
+            a[i] = r.nextInt(1000);
+        }
+        return a;
+    }
+
+    static void printList(int[] a){
+        if (print) {
+            for (int i : a) {
+                System.out.print(i + " ");
+            }
+            System.out.println("\n");
+        }
+    }
+
+    
+}
diff --git a/src/tools/Chrono.java b/src/tools/Chrono.java
new file mode 100644
index 0000000..a702d6f
--- /dev/null
+++ b/src/tools/Chrono.java
@@ -0,0 +1,24 @@
+package tools;
+
+public class Chrono {
+    private long start, end, total;
+    private String name;
+    
+    public Chrono(String name){
+        this.name = name;
+        start = System.nanoTime();
+    }
+
+    public void stop(){
+        end = System.nanoTime();
+        total = (long) ((end- start)/1000.0);
+    }
+
+    public String toString(){
+        String s = name;
+        s += " : \t";
+        s += total;
+        s += " uS";
+        return s;
+    }
+}