diff --git a/Readme.md b/Readme.md
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index 0000000..e69de29
diff --git a/TriTableauND.java b/TriTableauND.java
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+++ b/TriTableauND.java
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+import java.util.Arrays;
+import java.util.Comparator;
+
+public class TriTableauND {
+
+    public static void main(String[] args) {
+        int[][] tableau = { {0,3,2}, {9,4,5}, {4,1,3} };
+
+        trier2D(tableau);
+
+        for (int[] ligne : tableau) {
+            System.out.println(Arrays.toString(ligne));
+        }
+    } 
+
+    public static void trier2D(int[][] tab) {
+    
+        for (int[] ligne : tab) {
+            Arrays.sort(ligne);
+        }
+        Arrays.sort(tab, Comparator.comparingInt(TriTableauND::somme));
+    }
+
+    public static int somme(int[] t) {
+        int s = 0;
+        for (int val : t) s += val;
+        return s;
+    }
+}
diff --git a/function1.py b/function1.py
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diff --git a/function2.py b/function2.py
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diff --git a/function3.py b/function3.py
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+++ b/function3.py
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+def function_3(x):
+    valeur = 0
+    if x < 0:
+        valeur = -x
+    if x == 0:
+        pass 
+    if x > 0:
+        valeur = x
+    return valeur 
+
+function_3(5)
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