Moved code into src

CMakeLists.txt

@@ -1,12 +1,13 @@
-project(inf205 CXX)
+project(
+  INF205
+  LANGUAGES CXX)
 cmake_minimum_required(VERSION 3.0)
 
 find_package(GDAL CONFIG REQUIRED)
 
-set(EXAMPLE_NAME marching_squares)
-add_executable(${EXAMPLE_NAME}
-	main.cpp HeightMap.cpp
+add_executable(${PROJECT_NAME}
+	src/HeightMap.cpp src/main.cpp
 )
 
 
-target_link_libraries(${EXAMPLE_NAME} GDAL::GDAL)
+target_link_libraries(${PROJECT_NAME} GDAL::GDAL)