diff --git a/bulls-and-cows-cpp/SetUserLocale.cpp b/bulls-and-cows-cpp/SetUserLocale.cpp
new file mode 100644
index 0000000..136bb5e
--- /dev/null
+++ b/bulls-and-cows-cpp/SetUserLocale.cpp
@@ -0,0 +1,22 @@
+// SetUserLocale.cpp
+//
+#include <iostream>
+#include <windows.h>
+
+bool SetUserLocale(void)
+{
+	bool ret = false;
+	wchar_t localeName[LOCALE_NAME_MAX_LENGTH]{ 0 };
+	if (GetUserDefaultLocaleName(localeName, LOCALE_NAME_MAX_LENGTH))
+	{
+		_wsetlocale(LC_ALL, localeName);
+		ret = true;
+	}
+	else
+	{
+		DWORD ec = GetLastError();
+		std::wcout << L"GetUserDefaultLocaleName() failed! Error: " << ec << std::endl;
+		ret = false;
+	}
+	return ret;
+}
diff --git a/bulls-and-cows-cpp/SetUserLocale.h b/bulls-and-cows-cpp/SetUserLocale.h
new file mode 100644
index 0000000..24dfe1b
--- /dev/null
+++ b/bulls-and-cows-cpp/SetUserLocale.h
@@ -0,0 +1,7 @@
+// SetUserLocale.h
+//
+#pragma once
+#ifndef SETUSERLOCALE_H
+#define SETUSERLOCALE_H
+bool SetUserLocale(void);
+#endif // SETUSERLOCALE_H
diff --git a/bulls-and-cows-cpp/bulls-and-cows-cpp.vcxproj b/bulls-and-cows-cpp/bulls-and-cows-cpp.vcxproj
index 6859de3..095ecd2 100644
--- a/bulls-and-cows-cpp/bulls-and-cows-cpp.vcxproj
+++ b/bulls-and-cows-cpp/bulls-and-cows-cpp.vcxproj
@@ -131,20 +131,20 @@
     </Link>
   </ItemDefinitionGroup>
   <ItemGroup>
-    <ClCompile Include="..\..\..\MyFunctions\SetUserLocale.cpp" />
     <ClCompile Include="bulls-and-cows.cpp" />
     <ClCompile Include="CGame.cpp" />
     <ClCompile Include="CPrint.cpp" />
     <ClCompile Include="CStep.cpp" />
     <ClCompile Include="CUserInput.cpp" />
+    <ClCompile Include="SetUserLocale.cpp" />
   </ItemGroup>
   <ItemGroup>
-    <ClInclude Include="..\..\..\MyFunctions\SetUserLocale.h" />
     <ClInclude Include="CGame.h" />
     <ClInclude Include="CPrint.h" />
     <ClInclude Include="CStep.h" />
     <ClInclude Include="CUserInput.h" />
     <ClInclude Include="defines.h" />
+    <ClInclude Include="SetUserLocale.h" />
   </ItemGroup>
   <ItemGroup>
     <None Include="LICENSE" />
diff --git a/bulls-and-cows-cpp/bulls-and-cows.cpp b/bulls-and-cows-cpp/bulls-and-cows.cpp
index c7de317..e63d090 100644
--- a/bulls-and-cows-cpp/bulls-and-cows.cpp
+++ b/bulls-and-cows-cpp/bulls-and-cows.cpp
@@ -1,7 +1,7 @@
 // Bulls and Cows the game
 // bulls-and-cows.cpp
 //
-#include "..\..\..\MyFunctions\SetUserLocale.h"
+#include "SetUserLocale.h"
 #include "CGame.h"
 
 int wmain(int argc, wchar_t* argv[])