多重继承派生类的构造函数

#include <iostream>
#include <string.h>
/* run this program using the console pauser or add your own getch, system("pause") or input loop */
using namespace std;
class Teacher
{
    public:
        Teacher(string nam,int a,string t)
        {
            name=nam;
            age=a;
            title=t;
        }
        void display()
        {
            cout<<"name:"<<name<<endl;
            cout<<"age:"<<age<<endl;
            cout<<"title:"<<title<<endl;
        }
        protected:
            string name;
            int age;
            string title;
};

class Student
{
    public:
        Student(string nam,char s,float sco)
        {
            name1=nam;
            sex=s;
            score=sco;
        }
        void display1()
        {
            cout<<"name:"<<name1<<endl;
            cout<<"sex:"<<sex<<endl;
            cout<<"score:"<<score<<endl;
        }
        protected:
            string name1;
            char sex;
            float score;
};

class Graduate:public Teacher,public Student
{
    public:
        Graduate(string nam,int a,char s,string t,float sco,float w):
            Teacher(nam,a,t),Student(nam,s,sco),wage(w){

            }
            void show()
            {
                cout<<"name:"<<name<<endl;
                cout<<"age:"<<age<<endl;
                cout<<"sex:"<<sex<<endl;
                cout<<"score:"<<score<<endl;
                cout<<"title:"<<title<<endl;
                cout<<"wages:"<<wage<<endl;
            }
            private:
                float wage;
};
int main(int argc, char** argv) {
    Graduate grad1("wang",24,'f',"assistant",99,123);
    grad1.show();
    return 0;
}