tp recursivite

DEV3.2/TP02/01_Appels/Factorielle.java

@@ -0,0 +1,17 @@
+public class Factorielle {
+
+	public static int factorielle(int n, int indentation) {
+		for (int i = 0; i != indentation; i++) {
+			System.out.print("    ");
+		} 
+		System.out.println("Valeur de n : " + n);
+		if (n == 1) {
+			return 1;
+		}
+		for (int i = 0; i != indentation; i++) {
+			System.out.print("    ");
+		} 
+		System.out.println("Valeur renvoyée : " + n + factorielle(n - 1, indentation++));
+		return n * factorielle(n - 1, indentation++);
+	}
+}

DEV3.2/TP02/01_Appels/Main.java

@@ -0,0 +1,5 @@
+public class Main {
+	public static void main(String[] args) {
+		System.out.println(Integer.parseInt(args[0]) + "! = " + Factorielle.factorielle(Integer.parseInt(args[0]), 0));
+	}
+}