cleanup in main

Main.cpp

@@ -1,17 +1,6 @@
 #include "tests/HashMapTests.h"
 #include "tests/ListTests.h"
 #include "tests/BitArrayTests.h"
-#include "utils/BitArray.h"
-
-#include <iostream>
-
-void test(int i) {
-    for(int k = 0; k < 32; k++) {
-        std::cout << static_cast<char> ((i & 1) + '0');
-        i >>= 1;
-    }
-    std::cout << "\n";
-}
 
 int main() {
     HashMapTests::test();