学步园

水题，不用解释

#include "iostream"
#include "vector"

using namespace std;

int Gis(int * Ppt,short (*Goal)[3],size_t i)
{
	int Gisd = (Ppt[0] - Goal[i][0]) * (Ppt[0] - Goal[i][0]);
	Gisd += (Ppt[1] - Goal[i][1]) * (Ppt[1] - Goal[i][1]);
	Gisd += (Ppt[2] - Goal[i][2]) * (Ppt[2] - Goal[i][2]);
	return Gisd;
}

void GetDis(int * Ppt,short (*Goal)[3])
{
	int Min = Gis(Ppt,Goal,0);
	Ppt[3] = 0;
	for( size_t ix = 1 ; ix != 16 ; ix ++ )
	{
		if(Min > Gis(Ppt,Goal,ix))
		{
			Ppt[3] = ix;
			Min = Gis(Ppt,Goal,ix);
		}
	}
}

int main(void)
{
	short Goal[16][3];
	for( size_t ix = 0 ; ix != 16 ; ix ++ )
		cin >> Goal[ix][0] >> Goal[ix][1] >> Goal[ix][2];
	vector<int *> Ppt; 
	for( size_t id = 0 ; true ; id ++ )
	{
		Ppt.push_back(new int[4]);
		cin >> Ppt[id][0] >> Ppt[id][1] >> Ppt[id][2];
		if( ( Ppt[id][0] == -1 && Ppt[id][1] == -1 ) && Ppt[id][2] == -1 )break;
		else GetDis(Ppt[id],Goal);
	}
	for( size_t i = 0 ; i != Ppt.size() - 1; i ++ )
	{
		cout << "(" << Ppt[i][0] << "," << Ppt[i][1];
		cout << "," << Ppt[i][2] << ")" << " maps to ";
		cout << "(" << Goal[Ppt[i][3]][0] << "," << Goal[Ppt[i][3]][1];
		cout << "," << Goal[Ppt[i][3]][2] << ")" << endl;
	}
	return 0;
}