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#include "object.h"
ObjectBase* Arifm_Add(ObjectList* input);
ObjectBase* Arifm_Sub(ObjectList* input);
ObjectBase* Arifm_Mul(ObjectList* input);
ObjectBase* Arifm_Div(ObjectList* input);
ObjectBase* Arifm_Pow(ObjectList* input);
ObjectBase* Arifm_Neg(ObjectList* input);
ObjectBase* Arifm_Pos(ObjectList* input);
template<class T>
ObjectBase* Get(ObjectList* input)
{
if(input->Size()!=2) return 0;
const ObjectBase* ob=input->At(0);
const ObjectBase* name=input->At(1);
if( (!IS_OTYPE(ob,T)) || (!IS_OTYPE(name,ObjectString)) ) return 0;
return dynamic_cast<const T*>(ob)->Get(dynamic_cast<const ObjectString*>(name)->Value());
}