Codes(FOR HELP):

PlanetTesterV8.java :

 /** *@purpose:TestertocreatetwoPlanetV8objects * *@authorAPCSTeam *@versionFLVS2020 */   publicclassPlanetTesterV8 {  publicstaticvoidmain(String[]args){   Stringname1="Jupiter"; intdiam1=142984;  Stringname2="Mars"; intdiam2=6794;  doubleradius=0.0;  PlanetV8spaceA=newPlanetV8(name1); radius=spaceA.calcRadius(diam1); System.out.println("Planet:"+name1+"\tRadius:"+radius);   PlanetV8spaceB=newPlanetV8(name2,diam2); radius=spaceB.calcRadius(); System.out.println("Planet:"+name2+"\t\tRadius:"+radius);   //createathirdPlanetV8object   }   } 

PlanetV8java:

/** *@purpose:PlanetV8ObjectClass * *@authorAPCSTeam *@versionFLVS2020 * */   publicclassPlanetV8 { privateStringn; privatedoubled;   //oneparameterconstructor,allprivateinstancevariablesinitialized publicPlanetV8(Stringname){ n=name; d=0.0; }  //twoparameterconstructor publicPlanetV8(Stringname,doublediam){ n=name; d=diam; }  publicStringgetName(){ returnn; }  publicdoublegetDiam(){ returnd; }   publicvoidsetName(Stringname){ n=name; }  publicvoidsetDiam(doublediam){ d=diam; }  publicdoublecalcRadius() { doubleradius=0.0; radius=d/2.0; returnradius; }  //overloadedmethod publicdoublecalcRadius(intd) { doubleradius=0.0; radius=d/2.0; returnradius; }  } 

GradeV3Object.java (CODE):

#include  using namespace std; class CRectAreaV3 { private: int length; int breadth; public: CRectAreaV3 (int,int); int areaofrect () { return (length * breadth); } int length1() { return length; } int breadth1() { return breadth; } }; CRectAreaV3::CRectAreaV3(int x, int y) { length = x; breadth = y; } int main () { CRectAreaV3 myrectangle (2,2); cout <<"Length"<< "\t\t" << "Width" << "\t\t" << "Area" <<endl; cout <<"========================================="<<endl; cout<"\t\t" <"\t\t" <endl; return 0; }