继承 构造函数

#include <iostream>  using namespace std; class Parent{int n;public:Parent():n(0){cout << "Parent()" << endl;}Parent(int n):n(n){cout << "Parnet(" << n << ")" << endl; }~Parent(){cout << "~Parent()" << endl;}};class Child : public Parent{double d;public:Child():d(0){cout << "Child()" << endl;}Child(double d):d(d),Parent(50){cout << "Child(" << d << ")" << endl;}~Child(){cout << "~Child()" << endl;}};int main(){Child c1(100);return 0;}