compiler error

AMDiS/src/ProblemImplicit.cc

 #include "ProblemImplicit.h"
- 
+#include "MathFunctions.h"
+
+using namespace std;
 namespace AMDiS {
   void ProblemImplicitBase::readDofVec(std::istream& in, DOFVector<double>* vec, 
                                        Mesh* mesh) 

AMDiS/src/io/MacroInfo.cc

@@ -5,6 +5,7 @@
 #include "SurfaceRegion_ED.h"
 #include "ElementRegion_ED.h"
 
+#include <cstring>
 namespace AMDiS {
 
   void MacroInfo::fill(Mesh *pmesh, int nElements, int nVertices)