fixed qsort not sorting the last element

qsort.c

@@ -26,7 +26,7 @@ void myQsort(void *v[], int left, int right, Comparator comp)
     (*swap)(v, left, (left + right)/2);
     last = left;
 
-    for (index = left+1; index < right; index++)
+    for (index = left+1; index <= right; index++)
       {
 	if ((*comp)(v[index],v[left]) < 0)
 	  (*swap)(v, ++last, index);