Changed values on test.c to check coalescing.

examples/test.c

@@ -4,9 +4,9 @@
 int main(void) {
     void *p1, *p2, *p3;
 
-    p1 = custom_malloc((size_t) 1024);
+    p1 = custom_malloc((size_t) 1001);
     custom_free(p1);
-    p2 = custom_malloc((size_t) 2855);
+    p2 = custom_malloc((size_t) 1900);
     custom_free(p2);
     p3 = custom_malloc((size_t) 3018);
     custom_free(p3);