还我笑颜

#include<bits/stdc++.h> using namespace std; #define INF 0x3f3f3f3f struct node { double x, y; int id; node(double x_ = 0, double y_ = 0, int id_ = 0) { x = x_; y = y_; id = id_; } };...

#include <bits/stdc++.h> using namespace std; #define INF 0x3f3f3f3f vector<double> v[10010]; int n, k; double average[10010]; int main() { cin >> n >> k; for(int i = 1; i ...

#include <bits/stdc++.h> using namespace std; const int N = 1e5 + 10; struct node { int id; double x, y; }a[N], b[N], t; int len, k; int n; double distance(node x, node y) { return sqrt((x.x...

/* 题目内容：实现k平均算法的代码，并且通过样例 代码： */ #include <bits/stdc++.h> using namespace std; #define eps 1e-8 #define INF 0x3f3f3f3f const int N = 1e6 + 10; int n, k; pair<double, double> a[N], b[N]; v...