代码求帮改,最好能指出问题是什么
#include <iostream>
double GetDis();
double GetAvg();
struct PT {
double x;
double y;
double z;
};
int main()
{
using namespace std;
PT p1,p2;
cout << "please input two point( , , )and( , , )";
cin >> p1.x >>p1.y>>p1.z>> p2.x>>p2.y>>p2.z;
double distance = GetDis(p1, p2);
cout << "The distance is " << distance << endl;
const int sum = 3;
double pX[sum];
cout << "now input 3 numbers:";
cin >> pX[0] >> pX[1] >> pX[2] ;
double average = GetAvg(pX, sum);
cout << "The average is " << average;
}
double GetDis(PT p1 ,PT p2 ) {
double sqare = (p1.x-p2.x)*(p1.x-p2.x)+(p1.y-p2.y)*(p1.y-p2.y)+(p1.z-p2.z)*(p1.z-p2.z);
double s = sqrt(sqare);
return s;
}
double GetAvg(double* pX, int sum) {
double aver = (pX[0] + pX[1] + pX[2]) / sum;
return aver;
}