Narf!!!

post what you have done!

Good morning, good afternoon and good evenings (to cover almost all posibilities) The error message is as follows in DEV-C++ compiler [QUOTE] Compiler: Default compiler Building Makefile: "I:\cpp\Makefile.win" Executing make... make.exe -f "I:\cpp\Makefile.win" all g++.exe include/Test.o include/Objeto.o include/ConjuntoBase.o include/IteradorBase.o include/ConjVector.o -o "TestEstructurasDiscretas.exe" -L"C:/Dev-Cpp/lib" include/ConjVector.o(.text+0x45):ConjVector.cpp: undefined reference to `vtable for ConjVector' …

[QUOTE=vijayan121;670126][ICODE]Point B();[/ICODE] is the declaration of a function called 'B' which takes no arguments and returns a Point. modify to [ICODE]Point B ;[/ICODE] and you have the definition of a variable called 'B' which is of type Point (initialized via the default constructor).[/QUOTE] Are you completely sure about this? As …

[code] #include <iostream> #include <string> using namespace std; int main(){ string yourName; cout<<"Enter your name: "; cin>>yourName; cout<<"Your name is: "<<yourName<<endl; return 0; } [/code]

Hope this helps for the point 1b) [code] bool passOrNot(const char& letter){ return (letter>='a' && letter<='d' || letter >='A' && letter<='D'); } [/code] regards!!

you can try this approach that at least compiles [code=c++] class COutput{ public: virtual void Handle() = 0; virtual ~COutput(){} }; class CSingleOutput:public COutput{ private: //eg. std::vector<float>* seed; public: CSingleOutput(const std::vector<float>& s){ // you can run the code for handle the output or assing to seed the address of s …