当我检查homework使用向量的内部值时cout，似乎只返回内部的值homework[0]。有人可以查看我的代码并让我知道我要去哪里了吗？
int main()
{
cout << "Please enter midterm and final: " << endl;
double midterm, gfinal;
cin >> midterm >> gfinal;
cout << "Enter all your homework grades, " << endl;
double x;
cin >> x;
// initing a vector object named homework
vector<double> homework;
// show debug on the vector
while (homework.size() != 3)
homework.push_back(x);
if (homework.size() == 0)
{
cout << endl << "You need to enter at least one number"; …