using strcpy instead of just copying pointers

ex11.c

@@ -1,4 +1,5 @@
 #include <stdio.h>
+#include <string.h>
 
 int main(int argc, char *argv[])
 {
@@ -22,8 +23,8 @@ int main(int argc, char *argv[])
 
     i = 0;
     while(i < num_states) {
-        states[i] = argv[i];
-        printf("copied %s into state %d\n", states[i], i);
+        strcpy((char *)(&states[i]), argv[i]);
+        printf("copied %s into state %d\n", argv[i], i);
         i++;
     }