#include <iostream>
#include <cmath>
constexpr auto Size = 3;
using namespace std;

struct Dot {
    double x;
    double y;
    void createDot() {
        cout << "Enter your x : ";
        cin >> x;
        cout << "Enter your y : ";
        cin >> y;
    }
};

void printDot(Dot* a, int n) {
    for (int i = 0; i < n; i++) {
        cout <<i <<" point with coordinates = ( " << a[i].x << " , " << a[i].y <<" ) "<< endl;
    }
}


double getDistance(Dot* a,int n) {
    double t = 0;
    for (int i = 0; i < n; i++) {
        t = t + abs( sqrt((pow(a[i+1].x, 2) - pow(a[i].x, 2)) + (pow(a[i+1].y, 2) - pow(a[i].y, 2))));
    }
    cout << "t" << " = " << t << endl;
    return t;
}

double getMaxDot(Dot* a, int n) {
    double maxX = 0, maxY = 0, d = 0;
    double First = 0;
    for (int i = 1; i < n; i++) {
        double d = abs(sqrt((pow(a[i+1].x, 2) - pow(a[i].x, 2)) + (pow(a[i+1].y, 2) - pow(a[i].y, 2))));
        if (d > First) {
            d = First;
            maxX = a[i].x  ;
            maxY = a[i].y  ;
        }
    }
    cout << "Max x = " << maxX << endl;
    cout << "Max y = " << maxY << endl;
    return maxX && maxY;
}

void insertionSort(Dot* a, int n) {
    double sortX, sortY, distance1;
    double distance;
    for (int j = 0; j < n - 1;j++) {
        for (int i = 0; i < n-j-1; i++) {
            distance = abs(sqrt((pow(a[i].x, 2) * pow(a[i].x, 2)) + (pow(a[i].y, 2) * pow(a[i].y, 2))));
            distance1 = abs(sqrt((pow(a[i + 1].x, 2) - pow(a[i].x, 2)) + (pow(a[i + 1].y, 2) - pow(a[i].y, 2))));
            if (distance < distance1) {
                sortX = a[i].x;
                a[i].x = a[i + 1].x;
                a[i + 1].x = sortX;
                sortY = a[i].y;
                a[i].y = a[i + 1].y;
                a[i + 1].y = sortY;
            }
        }
    }
    for (int i = 0; i < n; i++) {
        cout << "After sort " << i << " = ( " << a[i].x << " , " << a[i].y << " ) " << endl;
    }
}

int main()
{
    Dot mas[5];
    for (int i = 0; i < Size; i++) {
        mas[i].createDot();
    }
    printDot(mas, Size);
    getDistance(mas, Size);
    getMaxDot(mas, Size);
    insertionSort(mas, Size);
}