diff --git a/info4/kapitel-8/WHILE-Programme.ipynb b/info4/kapitel-8/WHILE-Programme.ipynb
index 9ed6f8db8afaa77cc505dea7f55992a8ef9b6d8c..11c0634656a76e8a81c899132a2316ea1c2c35d7 100644
--- a/info4/kapitel-8/WHILE-Programme.ipynb
+++ b/info4/kapitel-8/WHILE-Programme.ipynb
@@ -34,7 +34,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 11,
+   "execution_count": 1,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -43,7 +43,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 12,
+   "execution_count": 2,
    "metadata": {},
    "outputs": [
     {
@@ -52,13 +52,13 @@
        "1024"
       ]
      },
-     "execution_count": 12,
+     "execution_count": 2,
      "metadata": {},
      "output_type": "execute_result"
     }
    ],
    "source": [
-    "interpret('''\n",
+    "interpret(''' \n",
     "x1:=10;\n",
     "x0:=1;\n",
     "WHILE x1 /= 0 DO\n",
@@ -79,7 +79,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 14,
+   "execution_count": 3,
    "metadata": {},
    "outputs": [
     {
@@ -88,7 +88,7 @@
        "0"
       ]
      },
-     "execution_count": 14,
+     "execution_count": 3,
      "metadata": {},
      "output_type": "execute_result"
     }