refactored

src/main.rs

@@ -1,13 +1,11 @@
 mod linear_search;
 mod binary_search;
+mod merge_sort;
+mod heap_sort;
+mod radix_sort;
 mod bubble_sort;
 mod quick_sort;
 mod dijkstras;
-mod queue;
-mod stack;
-mod min_heap;
-mod weighted_adj_list;
-mod ring_buffer;
 mod data_structures;
 fn linear_search_demo(){
     println!("-------------------");