Language: C++

#include "bits/stdc++.h"
using namespace std;
const long long INF = 1e18;
using ll = long long;
#define rep(i,n) for (int i = 0; i < (n); ++i)
#define chmin(x,y) x = min(x,y);
long long dp[20][20];

vector<ll> calc(vector<P>& a) {
	int n = a.size();
	sort(a.begin(), a.end());
	rep(i, n + 1)rep(j, n + 1) dp[i][j] = INF;
	dp[0][0] = 0;
	rep(l, n) {
		for (int r = l + 1; r <= n; ++r) {
			{
				ll now = INF;
				for (int k = l; k < r; ++k) {
					ll s = 0;
					for (int i = l; i < r; ++i) {
						s += abs(a[i].first - a[k].first)*ll(a[i].second);
					}
					chmin(now, s);
				}
				rep(j, n) chmin(dp[r][j + 1], dp[l][j] + now);
			}
			{
				ll now = 0;
				for (int i = l; i < r; ++i) {
					now += abs(a[i].first)*ll(a[i].second);
				}
				rep(j, n + 1) chmin(dp[r][j], dp[l][j] + now);
			}
		}
	}
	vector<ll> res(n + 1, INF);
	rep(j, n + 1) res[j] = dp[n][j];
	return res;
}

int main() {
	int N;
	cin >> N;
	vector<int>X(N), Y(N), P(N);
	vector<long long >Ans(N + 1, INF);
	for (int n = 0;n<N; ++n) {
		cin >> X[n] >> Y[n] >> P[n];
	}
	for (int n = 0;n<(1<<N);++n) {
		vector<pair<int, int>>Ax,Ay;
		for (int m = 0;m<N;++m) {
			if (n>>m&1) {
				Ax.emplace_back(X[m],P[m]);
			}
			else {
				Ay.emplace_back(Y[m], P[m]);
			}
		}
		vector<long long> dx = calc(Ax); 
		vector<long long> dy = calc(Ay);
		for (int p = 0;p<dx.size();++p) {
			for (int q = 0;q<dy.size();++q) {
				Ans[p + q] = min(Ans[p + q], dx[p] + dy[q]);
			}
		}
	}
	for (int i = 0; i < N+1; ++i) {
		cout << Ans[i]<<endl;
	}
	return 0;
}

Compiler output:
a.cc:9:24: error: 'P' was not declared in this scope
    9 | vector<ll> calc(vector<P>& a) {
      |                        ^
a.cc:9:25: error: template argument 1 is invalid
    9 | vector<ll> calc(vector<P>& a) {
      |                         ^
a.cc:9:25: error: template argument 2 is invalid
a.cc: In function 'std::vector<long long int> calc(int&)':
a.cc:10:19: error: request for member 'size' in 'a', which is of non-class type 'int'
   10 |         int n = a.size();
      |                   ^~~~
a.cc:11:16: error: request for member 'begin' in 'a', which is of non-class type 'int'
   11 |         sort(a.begin(), a.end());
      |                ^~~~~
a.cc:11:27: error: request for member 'end' in 'a', which is of non-class type 'int'
   11 |         sort(a.begin(), a.end());
      |                           ^~~
a.cc:21:59: error: invalid types 'int[int]' for array subscript
   21 |                                                 s += abs(a[i].first - a[k].first)*ll(a[i].second);
      |                                                           ^
a.cc:21:72: error: invalid types 'int[int]' for array subscript
   21 |                                                 s += abs(a[i].first - a[k].first)*ll(a[i].second);
      |                                                                        ^
a.cc:21:87: error: invalid types 'int[int]' for array subscript
   21 |                                                 s += abs(a[i].first - a[k].first)*ll(a[i].second);
      |                                                                                       ^
a.cc:30:53: error: invalid types 'int[int]' for array subscript
   30 |                                         now += abs(a[i].first)*ll(a[i].second);
      |                                                     ^
a.cc:30:68: error: invalid types 'int[int]' for array subscript
   30 |                                         now += abs(a[i].first)*ll(a[i].second);
      |                                                                    ^
a.cc: In function 'int main()':
a.cc:59:45: error: invalid initialization of reference of type 'int&' from expression of type 'std::vector<std::pair<int, int> >'
   59 |                 vector<long long> dx = calc(Ax);
      |                                             ^~
a.cc:9:28: note: in passing argument 1 of 'std::vector<long long int> calc(int&)'
    9 | vector<ll> calc(vector<P>& a) {
      |                 ~~~~~~~~~~~^
a.cc:60:45: error: invalid initialization of reference of type 'int&' from expression of type 'std::vector<std::pair<int, int> >'
   60 |                 vector<long long> dy = calc(Ay);
      |                                             ^~
a.cc:9:28: note: in passing argument 1 of 'std::vector<long long int> calc(int&)'
    9 | vector<ll> calc(vector<P>& a) {
      |                 ~~~~~~~~~~~^