pointer arithmetics

practice/lc_pointerArithmetics.c

@@ -0,0 +1,28 @@
+#include <stdio.h>
+
+int main()
+{
+    int intarray[5] = { 10, 20, 30, 40, 50 };
+
+    for (int i = 0; i < 5; i++)
+    {
+        printf("intarray[%d] has value %d - and address @ %x\n", i, intarray[i], &intarray[i]);
+    }
+
+    int* intpointer = &intarray[3];
+    printf("address %x - has value %d\n", intpointer, *intpointer);
+
+    intpointer++;
+    printf("address %x - has value %d\n", intpointer, *intpointer);
+
+    intpointer--;
+    printf("address %x - has value %d\n", intpointer, *intpointer);
+
+    intpointer -= 2;
+    printf("address %x - has value %d\n", intpointer, *intpointer);
+
+    intpointer += 2;
+    printf("address %x - has value %d\n", intpointer, *intpointer);
+
+    return 0;
+}