From 7a1e6608554c352a58d2a31f5cffc643b0af3a43 Mon Sep 17 00:00:00 2001
From: brigitte <wilfried.brigitte@etu.u-pec.fr>
Date: Wed, 15 Oct 2025 10:12:33 +0200
Subject: [PATCH] TD4

---
 Algo$1.class    | Bin 0 -> 643 bytes
 Algo.class      | Bin 0 -> 1458 bytes
 Algo.java       |  70 ++++++++++++++++++++++++++++++++++++++++++++++++
 fonction2.class | Bin 0 -> 549 bytes
 readme.md       |  13 +++++++++
 5 files changed, 83 insertions(+)
 create mode 100644 Algo$1.class
 create mode 100644 Algo.class
 create mode 100644 Algo.java
 create mode 100644 fonction2.class
 create mode 100644 readme.md

diff --git a/Algo$1.class b/Algo$1.class
new file mode 100644
index 0000000000000000000000000000000000000000..6500450df429cb711fa3e4508393d966d42a8925
GIT binary patch
literal 643
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G00saBQ;b>w

literal 0
HcmV?d00001

diff --git a/Algo.class b/Algo.class
new file mode 100644
index 0000000000000000000000000000000000000000..a43f8cbc6c2c1dab18bdde3f033c347a5952e9dd
GIT binary patch
literal 1458
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literal 0
HcmV?d00001

diff --git a/Algo.java b/Algo.java
new file mode 100644
index 0000000..75c1ff8
--- /dev/null
+++ b/Algo.java
@@ -0,0 +1,70 @@
+import java.util.*;
+
+public class Algo {
+
+    public static Object sortNDArray(Object array) {
+        if (array instanceof int[]) {
+            int[] arr = (int[]) array;
+            Arrays.sort(arr);
+            return arr;
+        } else if (array instanceof Object[]) {
+            Object[] arr = (Object[]) array;
+
+            for (int i = 0; i < arr.length; i++) {
+                arr[i] = sortNDArray(arr[i]);
+            }
+
+            Arrays.sort(arr, new Comparator<Object>() {
+                @Override
+                public int compare(Object o1, Object o2) {
+                    int sum1 = getSum(o1);
+                    int sum2 = getSum(o2);
+                    return Integer.compare(sum1, sum2);
+                }
+            });
+
+            return arr;
+        }
+
+        return array; 
+    }
+
+    public static int getSum(Object array) {
+        if (array instanceof int[]) {
+            int sum = 0;
+            for (int val : (int[]) array) {
+                sum += val;
+            }
+            return sum;
+        } else if (array instanceof Object[]) {
+            int sum = 0;
+            for (Object sub : (Object[]) array) {
+                sum += getSum(sub);
+            }
+            return sum;
+        }
+        return 0;
+    }
+
+    public static void printArray(Object array) {
+        if (array instanceof int[]) {
+            System.out.println(Arrays.toString((int[]) array));
+        } else if (array instanceof Object[]) {
+            for (Object sub : (Object[]) array) {
+                printArray(sub);
+            }
+        }
+    }
+
+    public static void main(String[] args) {
+        Object[] array2D = new Object[] {
+            new int[] {0, 3, 2},
+            new int[] {9, 4, 5},
+            new int[] {4, 1, 3},
+            new int[] {4, 1, 3}
+        };
+
+        Object sorted = sortNDArray(array2D);
+        printArray(sorted);
+    }
+}
diff --git a/fonction2.class b/fonction2.class
new file mode 100644
index 0000000000000000000000000000000000000000..85a3b70fcb4eb7c4886bd876d3bc6a39de7bc5cf
GIT binary patch
literal 549
zcmX^0Z`VEs1_pBm1uh0Q1|d!cVFnQ{237`9E(S3Madrj?b_PjC1~!|_yv!0iMh0dL
z%`ip=7U%qwR7M7VpUk{eztY^K)S{5Yq?}Yn2A15!%sfU0F^y=Sti-ZJ{hY+Sbp7Cx
zqRhN>Ymi3Hw9>rflFa-(BSr=m4Npx^Mh4#ClEma}-^2o_5nRFfrA5i9ZkZtS_|o#B
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literal 0
HcmV?d00001

diff --git a/readme.md b/readme.md
new file mode 100644
index 0000000..289f82b
--- /dev/null
+++ b/readme.md
@@ -0,0 +1,13 @@
+
+# TD 4
+
+## Ex 2 
+
+Fonction 1 : n1*n2
+Le résultat dépend de 2 valeurs différentes.
+
+Fonction 2 : 0(n)
+La fonction tourne x fois car on a x qui représente un compteur et quand x vaut 0 la fonction se termine.
+
+Fonction 3 : 0(1)
+La fonction de ne s'exécute que 4 instructions.