Submission #793593

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;

struct point { int x; int y; };

int main() {
    int number_of_points = 0;
    cin >> number_of_points;
    vector<point> points;
    for (int i = 0; i < number_of_points; i++) {
        int buffer_x, buffer_y;
        cin >> buffer_x >> buffer_y;
        points.push_back(point{buffer_x, buffer_y});
    }
    double max_distance = -1;
    for (int i = 0; i < number_of_points - 1; i++) {
        auto point1 = points[i];
        for (int j = i + 1; j < number_of_points; j++) {
            auto point2 = points[j];
            auto distance = sqrt(pow(point1.x - point2.x, 2) + pow(point1.y - point2.y, 2));
            if (max_distance < distance) {
                max_distance = distance;
            }
        }
    }
    cout << setprecision(15) << max_distance << endl;
}

Submission Info

Judge Result