实验四

#include<iostream> using namespace std; //基类 class MyArray{ public : MyArray(int leng); MyArray() {} ~MyArray() ; void input(); void display(); protected: int *alist; int length; }; MyArray::MyArray(int leng) { length=leng; alist=new int[leng]; } MyArray::~MyArray() { delete [] this->alist;} void MyArray::input() { cout<<"\t\t\t\t" ; for(int i=0;i<length;++i) cin>>alist[i]; } void MyArray::display() { cout<<"\t\t\t\t" ; for(int i=0;i<length;++i) cout<<alist[i]<<" "; cout<<endl; } //排序派生类: class SortArray:virtual public MyArray { public: SortArray() {} SortArray(int a):MyArray(a){} void paixu(); }; void SortArray::paixu() { for(int i=0;i<length-1;++i) for(int j=0;j<length-i-1;++j) if(alist[j+1]<alist[j]) {int temp=alist[j]; alist[j]=alist[j+1]; alist[j+1]=temp; } } //逆转派生类： class ReArray:virtual public MyArray { public: ReArray() {} ReArray(int a):MyArray(a){} void nizhuan(); }; void ReArray::nizhuan() { for(int i=0;i<length/2;++i) { int temp=alist[i]; alist[i]=alist[length-1-i]; alist[length-1-i]=temp; } } //求平均值派生类： class AverArray:virtual public MyArray { public: AverArray() {} AverArray(int a):MyArray(a){} int Aver(); }; int AverArray::Aver() { int sum=0; for(int i=0;i<length;++i) sum+=alist[i]; return sum/length; } //定义一个new类 class NewArray:public SortArray,public ReArray,public AverArray { public : NewArray() {} NewArray(int a):MyArray(a) {} }; int main() { //MyArray a(5); //SortArray a(5); // AverArray a(5); NewArray a(5); cout<<"\t\t\t\t输入原始数据"<<endl; a.input(); cout<<"\t\t\t\t输出原始数据"<<endl; a.display(); cout<<"\t\t\t\t进行排序"<<endl; a.paixu(); cout<<"\t\t\t\t输出排序后的数据"<<endl; a.display(); cout<<"\t\t\t\t进行逆转"<<endl; a.nizhuan(); cout<<"\t\t\t\t输出逆转后的数据"<<endl; a.display(); cout<<"\t\t\t\t输出其平均值"<<endl; cout<<"\t\t\t\t" ; cout<<a.Aver()<<endl; system("pause"); //return 0; }