제출 #516906

#제출 시각아이디문제언어결과실행 시간메모리
516906shmad원 고르기 (APIO18_circle_selection)C++17
7 / 100
3079 ms14148 KiB
#pragma GCC optimize("O3", "unroll-loops")
#pragma GCC target("avx2", "bmi", "bmi2", "lzcnt", "popcnt") 

#include <bits/stdc++.h>

#define int long long
#define vt vector
#define pb push_back
#define all(x) (x).begin(), (x).end()
#define sz(x) (int)(x).size()
#define ff first
#define ss second
#define dbg(x) cerr << #x << " = " << x << '\n'
#define left leftt

using namespace std;
using ll = long long;
using pii = pair<int, int>;
using vvi = vt< vt<int> >;

const int N = 1e6 + 5, mod = 1e9 + 7, inf = 1e18 + 7, B = 500, LIM = (1ll << 60);
const double eps = 1e-6;

int n, x[N], y[N], r[N], ans[N];

bool inter (int x1, int x2, int y1, int y2, int r1, int r2) {
	int x = x1 - x2, y = y1 - y2, r = r1 + r2;
	x *= x, y *= y, r *= r;
	return (x + y <= r);
}

void solve () {
	cin >> n;
	for (int i = 1; i <= n; i++) cin >> x[i] >> y[i] >> r[i];
	vt<int> left(n + 1, 1);
	while (true) {
		bool ok = 0;
		for (int i = 1; i <= n; i++) ok |= left[i];
		if (!ok) break;
		int mx = 0, pos = 0;
		for (int i = 1; i <= n; i++) {
			if (left[i] && mx < r[i]) mx = r[i], pos = i;
		}
		for (int i = 1; i <= n; i++) {
			if (left[i] && inter(x[i], x[pos], y[i], y[pos], r[i], r[pos])) ans[i] = pos, left[i] = 0;
		}
	}
	for (int i = 1; i <= n; i++) cout << ans[i] << ' ';
	cout << '\n';
}

bool testcases = 0;
                  
signed main() {
#ifdef ONLINE_JUDGE
	freopen(".in", "r", stdin);
	freopen(".out", "w", stdout);
#endif
    cin.tie(0) -> sync_with_stdio(0);
    int test = 1;
    if (testcases) cin >> test;
    for (int cs = 1; cs <= test; cs++) {
        solve();
    }
}
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