12 Octobre

DEV3.2/TP2/Appels.java

@@ -0,0 +1,30 @@
+public class Appels {
+
+    public static int indentation;
+
+    public static long fact(long n){
+        for (int i = 0; i < indentation; i++) {
+            System.out.print("  ");
+        }
+        System.out.println("Argument début: "+n);
+        indentation++;
+        if(n==1l){
+            //Thread.dumpStack();
+            return 1;
+        }else{
+            long r=n*fact(n-1l);
+            for (int i = 0; i < indentation-1; i++) {
+            System.out.print("  ");
+        }
+            indentation--;
+            System.out.println("Argument  fin:  "+r);
+            return r;
+        }
+    }
+
+    public static void main(String args[]){
+        long x=Long.parseLong(args[0]);
+        indentation=0;
+        System.out.println(x+"! = "+fact(x));
+    }
+}