Bai5Lab5KTLT

#include <iostream>
#include <math.h>
using namespace std;
int main()
{
    struct toado
    {
        double x;
        double y;
    };
    toado h[5];
    double kc(0);
    int i, j, a, b;
    for (i = 0; i < 5; i++)
    {
        cout << "Nhap toa do diem thu " << i+1 << endl;
        cout << "x = "; cin >> h[i].x; cout << "y = "; cin >> h[i].y;
    }
    for (i = 0; i < 5; i++)
    {
        for (j = i + 1; j < 5; j++)
        {
            if (kc < sqrt(pow(h[i].x - h[j].x, 2) + pow(h[i].y - h[j].y, 2)))
            {
                kc = sqrt(pow(h[i].x - h[j].x, 2) + pow(h[i].y - h[j].y, 2));
                a = i+1; b = j+1;

            }
        }
    }
    cout << a << " " << b << endl;
    system("pause");
}