move exercises, lecture examples, labs into subfolders

Exercises/C15/pointer_array_example_3.c

@@ -0,0 +1,23 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+int main(void)
+{
+
+    // Declare an integer array and an integer pointer
+    int MyArray[10] = {2,4,6,8,10,12,14,16,18,20};
+    int *pI;
+    int i;
+
+    // Get the start address  by asking for the address iof array item [0]
+    pI = &MyArray[0];       // or use: pI = MyArray;
+
+    // Use loop to display values
+    for ( i = 0 ; i < 10 ; i++ )
+    {
+        printf ("Value at index %d (direct access to the arrays) is: %d\n", i, MyArray[i]);
+        printf ("Value at index %d (access via the pointer) is: %d\n", i, pI[i]);
+    }
+
+    return 0;   // Exit
+}