#include <cstdlib> #include <iostream> using namespace std; class bangun{ friend ostream& operator<<(ostream&, bangun&); friend istream& operator>>(istream&, bangun&); public: bangun(){}; void proses(){} private: int p; int l; }; istream& operator>>(istream& in, bangun& x){ cout<<"Masukkan panjang:"; in>>x.p; cout<<"masukkan lebar:"; in>>x.l; return in; } ostream& operator<<(ostream& out , bangun& z){ if(z.p==z.l){ out<<"Bangun persegi"; }else out<<"Bangun persegi panjang"; } int main(int argc, char *argv[]){ bangun a; cin>>a; cout<<a ; system("PAUSE"); return EXIT_SUCCESS; }