move exercises, lecture examples, labs into subfolders

Exercises/C15/pointer_array_example_4.c

@@ -0,0 +1,33 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+int main(void)
+{
+    // Declare an integer array and an integer pointer
+    int MyArray[10];
+    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++ )
+    {
+        //  Set the value then use the increment operator to move the pointer
+        //  to the next memory location. you can picture this as two steps: '
+        //
+        //      *pI = 5 + 4*i;
+        //  then
+        //      *pI++;
+
+        *pI++ = 5 + 4*i;	// set value at index[i] to 5+4*i
+    }
+
+	// Display the values placed in the array
+    for ( i = 0 ; i < 10 ; i++)
+    {
+        printf("%d ", MyArray[i]);
+    }
+    return 0;   // Exit
+}