oj.uz

답안 #978307

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
978307 2024-05-09T06:05:12 Z Halym2007 원 고르기 (APIO18_circle_selection) C++17
7 / 100
 3000 ms 19772 KB 
#include <bits/stdc++.h>
using namespace std;
const int N = 3e5 + 5;
#define ll long long
#define ff first
#define ss second
#define pii pair <int, int>
int n, jog[N];
bool vis[N];
struct coordinate {
	ll x, y, r, idx;
};
coordinate a[N];

bool intersect (coordinate x, coordinate y) {
	ll a1 = (x.x - y.x) * (x.x - y.x), a2 = (x.y - y.y) * (x.y - y.y), a3 = (x.r + y.r) * (x.r + y.r);
	return (a1 + a2 <= a3);
}

//void cykar (coordinate x) {
//	cout << x.x << " " << x.y << " " << x.r << " " << x.idx << "\n";
//}


bool cmp (coordinate x, coordinate y) {
	if (x.r > y.r) return 1;
	else if (x.r == y.r and x.idx < y.idx) return 1;
	return 0;
}


int main () {
//	freopen ("input1.txt", "r", stdin);
	cin >> n;
	bool sub = 0;
	for (int i = 1; i <= n; ++i) {
		cin >> a[i].x >> a[i].y >> a[i].r;
		a[i].idx = i;
		if (a[i].y != 0) sub = 1;
	}
	sort (a + 1, a + n + 1, cmp);
	if (sub) {
		for (int i = 1; i <= n; ++i) {
			if (vis[i]) continue;
			jog[a[i].idx] = a[i].idx;	
			for (int j = i + 1; j <= n; ++j) {
				if (vis[j]) continue;
				if (intersect (a[i], a[j])) {
					jog[a[j].idx] = a[i].idx;
					vis[j] = 1;
				}
			}
		}
	}
	else {
		set <int> s;
		map <int, int> val;
		for (int i = 1; i <= n; ++i) {
			int l = a[i].x - a[i].r, r = a[i].x + a[i].r;
			if (i == 1) {
				s.insert (l);
				s.insert (r);
				val[l] = a[i].idx;
				val[r] = a[i].idx;
				
				jog[a[i].idx] = a[i].idx;
			}
			else {
				auto tr = s.lower_bound (l);
				if (tr != s.end()) {
					int x = *tr;
					if (x <= r) {
						jog[a[i].idx] = val[x];
						continue;
					}
					else if (tr != s.begin()) {
						tr--;
						int y = *tr;
						if (y <= l and r <= x) {
							jog[a[i].idx] = val[x];
							continue;
						}
					}
				}
				s.insert (l);
				s.insert (r);
				val[l] = a[i].idx;
				val[r] = a[i].idx;
				jog[a[i].idx] = a[i].idx;
			}
		}
	}
	for (int i = 1; i <= n; ++i) {
		cout << jog[i] << " ";
	}
}

Subtask #1
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 448 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 2 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 5 ms 604 KB Output is correct
20 Correct 5 ms 856 KB Output is correct
21 Correct 6 ms 604 KB Output is correct
22 Correct 28 ms 732 KB Output is correct
23 Correct 22 ms 604 KB Output is correct
24 Correct 22 ms 856 KB Output is correct
25 Correct 21 ms 752 KB Output is correct
26 Correct 22 ms 760 KB Output is correct

Subtask #2
0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 265 ms 19772 KB Output is correct
2 Incorrect 259 ms 19540 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Execution timed out 3075 ms 7964 KB Time limit exceeded
3 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 3052 ms 17744 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 448 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 2 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 5 ms 604 KB Output is correct
20 Correct 5 ms 856 KB Output is correct
21 Correct 6 ms 604 KB Output is correct
22 Correct 28 ms 732 KB Output is correct
23 Correct 22 ms 604 KB Output is correct
24 Correct 22 ms 856 KB Output is correct
25 Correct 21 ms 752 KB Output is correct
26 Correct 22 ms 760 KB Output is correct
27 Correct 11 ms 2964 KB Output is correct
28 Correct 14 ms 2908 KB Output is correct
29 Correct 14 ms 3036 KB Output is correct
30 Correct 76 ms 2904 KB Output is correct
31 Correct 81 ms 3416 KB Output is correct
32 Correct 76 ms 2908 KB Output is correct
33 Correct 100 ms 7740 KB Output is correct
34 Correct 129 ms 7508 KB Output is correct
35 Correct 101 ms 7764 KB Output is correct
36 Execution timed out 3016 ms 6548 KB Time limit exceeded
37 Halted 0 ms 0 KB -

Subtask #6
0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 448 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 2 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 5 ms 604 KB Output is correct
20 Correct 5 ms 856 KB Output is correct
21 Correct 6 ms 604 KB Output is correct
22 Correct 28 ms 732 KB Output is correct
23 Correct 22 ms 604 KB Output is correct
24 Correct 22 ms 856 KB Output is correct
25 Correct 21 ms 752 KB Output is correct
26 Correct 22 ms 760 KB Output is correct
27 Correct 265 ms 19772 KB Output is correct
28 Incorrect 259 ms 19540 KB Output isn't correct
29 Halted 0 ms 0 KB -