minor changes to 1st and 6th notebook

Author: HrisShterev

openmp/01_openmp-demo.ipynb

@@ -91,14 +91,14 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
+      "Hello World!Hello World!\n",
+      "\n",
       "Hello World!\n",
       "Hello World!\n",
       "Hello World!\n",
       "Hello World!\n",
       "Hello World!\n",
-      "Hello World!\n",
-      "Hello World!Hello World!\n",
-      "\n"
+      "Hello World!\n"
      ]
     }
    ],
@@ -139,13 +139,13 @@
      "output_type": "stream",
      "text": [
       "Hello World! (0)\n",
-      "Hello World! (5)\n",
-      "Hello World! (6)\n",
-      "Hello World! (4)\n",
       "Hello World! (1)\n",
+      "Hello World! (2)\n",
       "Hello World! (3)\n",
+      "Hello World! (4)\n",
+      "Hello World! (5)\n",
       "Hello World! (7)\n",
-      "Hello World! (2)\n"
+      "Hello World! (6)\n"
      ]
     }
    ],
@@ -183,16 +183,16 @@
      "output_type": "stream",
      "text": [
       "Hello World! (0)\n",
-      "Hello World! (6)\n",
-      "Hello World! (5)\n",
-      "Hello World! (3)\n",
       "Hello World! (4)\n",
+      "Hello World! (5)\n",
+      "Hello World! (6)\n",
       "Hello World! (1)\n",
       "Hello World! (7)\n",
       "Hello World! (2)\n",
+      "Hello World! (3)\n",
       "This is another message! (0)\n",
-      "Goodbye World! (Goodbye World! (01)\n",
-      ")\n"
+      "Goodbye World! (0)\n",
+      "Goodbye World! (1)\n"
      ]
     }
    ],
@@ -240,12 +240,12 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "Initialize a[] time: 0.657814\n",
-      "Initialize b[] time: 0.856986\n",
-      "Add arrays time: 0.581521\n",
-      "Average result time: 0.449791\n",
-      "Average: 5e+08\n",
-      "Total time: 2.54675\n"
+      "Initialize a[] time: 0.0720448\n",
+      "Initialize b[] time: 0.0857489\n",
+      "Add arrays time: 0.0623472\n",
+      "Average result time: 0.0487919\n",
+      "Average: 5e+07\n",
+      "Total time: 0.274028\n"
      ]
     }
    ],
@@ -254,7 +254,7 @@
     "    double start_time = omp_get_wtime();\n",
     "    double start_loop;\n",
     "    \n",
-    "    const int N = 1000000000;\n",
+    "    const int N = 100000000;\n",
     "    int* a = new int[N];\n",
     "    int* b = new int[N];\n",
     "    \n",

openmp/06_race_conditions.ipynb

@@ -276,9 +276,7 @@
    "cell_type": "code",
    "execution_count": 5,
    "id": "f67d05a5",
-   "metadata": {
-    "scrolled": true
-   },
+   "metadata": {},
    "outputs": [
     {
      "name": "stdout",