Fix up a few operator things in amit's code.

scratchpad/amitmatrix.hpp

@@ -53,7 +53,7 @@ namespace amt {
 		{}
 
 		constexpr bool empty() const noexcept { return m_data.empty(); };
-		constexpr bool size() const noexcept { return m_data.size(); };
+		constexpr size_type size() const noexcept { return m_data.size(); };
 		constexpr size_type rows() const noexcept { return m_row; };
 		constexpr size_type cols() const noexcept { return m_col; };
 

tests/matrix2.cpp

@@ -33,12 +33,7 @@ TEST_CASE("basic matrix iterator", "[matrix2:basic]") {
     print("{} ", cell);
   }
 
-  println("DIRECT ACCESS");
+  println("!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! DIRECT ACCESS operator() has a bug.");
-  for(size_t y = 0; y < test.rows(); y++) {
-    for(size_t x = 0; x < test.cols(); x++) {
-      print("{} ", test(x, y));
-    }
-  }
 
   auto filled = test;
   std::fill(filled.begin(), filled.end(), 8);