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Submission #533381

# Submission time Handle Problem Language Result Execution time Memory
533381 2022-03-05T19:37:07 Z flappybird Circle selection (APIO18_circle_selection) C++17
7 / 100
 3000 ms 605960 KB 
#include <bits/stdc++.h>
#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
#pragma GCC target("avx,avx2,fma")
using namespace std;
typedef long long ll;
typedef pair<ll, ll> pll;
typedef pair<int, int> pi;
#define MAX 301010
#define MAXS 20
#define INF 1000000010
#define bb ' '
#define ln '\n'
#define Ln '\n'
pair<pi, pi> in[MAX];
int X[MAX];
int Y[MAX];
int R[MAX];
int ind[MAX];
int ri[MAX];
int ans[MAX];
ll sq(ll x) {
	return x * x;
}
bool chk(int i, int j) {
	return sq(X[i] - X[j]) + sq(Y[i] - Y[j]) <= sq(R[i] + R[j]);
}
bool isrange(int x, int y) {
	if (x < 0 || y < 0) return false;
	return true;
}
ll trans(int x, int y) {
	return ((ll)x * (ll)INF) + y;
}
bool cmp(pair<pi, pi>& p1, pair<pi, pi>& p2) {
	if (p1.first.first == p2.first.first) return p1.first.second < p2.first.second;
	else return p1.first.first > p2.first.first;
}
signed main() {
	ios::sync_with_stdio(false), cin.tie(0);
	int N;
	cin >> N;
	int i;
	for (i = 1; i <= N; i++) cin >> in[i].second.first >> in[i].second.second >> in[i].first.first, in[i].first.second = i;
	sort(in + 1, in + N + 1, cmp);
	for (i = 1; i <= N; i++) tie(X[i], Y[i], R[i], ind[i]) = make_tuple(in[i].second.first + INF, in[i].second.second + INF, in[i].first.first, in[i].first.second);
	int k;
	int s, e;
	e = 0;
	for (k = 30; k >= 0; k--) {
		int r = 1 << k;
		s = e + 1;
		if (R[s] < r) continue;
		unordered_map<ll, vector<int>> mp;
		e = 0;
		for (i = s; i <= N; i++) {
			if (ans[i]) continue;
			int x, y;
			x = X[i] / r;
			y = Y[i] / r;
			if (R[i] < r && !e) e = i - 1;
			int xx, yy;
			if (R[i] <= r) {
				for (xx = x - 1; xx <= x + 1; xx++) for (yy = y - 1; yy <= y + 1; yy++) mp[trans(xx, yy)].push_back(i);
			}
			else {
				for (xx = x - 2; xx <= x + 2; xx++) for (yy = y - 2; yy <= y + 2; yy++) if (rand() % 100 <= 70) mp[trans(xx, yy)].push_back(i);
			}
		}
		if (e == 0) e = N;
		for (i = s; i <= e; i++) {
			if (ans[i]) continue;
			ans[i] = i;
			int x, y;
			x = X[i] / r;
			y = Y[i] / r;
			int xx, yy;
			if (R[i] <= r) {
				for (xx = x - 1; xx <= x + 1; xx++) for (yy = y - 1; yy <= y + 1; yy++) {
					ll t = trans(xx, yy);
					for (auto c : mp[t]) if (!ans[c] && chk(c, i)) ans[c] = i;
				}
			}
			else {
				for (xx = x - 2; xx <= x + 2; xx++) for (yy = y - 2; yy <= y + 2; yy++) {
					ll t = trans(xx, yy);
					for (auto c : mp[t]) if (!ans[c] && chk(c, i)) ans[c] = i;
				}
			}
		}
	}
	for (i = 1; i <= N; i++) ri[ind[i]] = i;
	for (i = 1; i <= N; i++) cout << ind[ans[ri[i]]] << bb;
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 0 ms 284 KB Output is correct
4 Correct 0 ms 332 KB Output is correct
5 Correct 0 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 460 KB Output is correct
12 Correct 1 ms 460 KB Output is correct
13 Correct 1 ms 460 KB Output is correct
14 Correct 1 ms 460 KB Output is correct
15 Correct 1 ms 460 KB Output is correct
16 Correct 1 ms 460 KB Output is correct
17 Correct 1 ms 460 KB Output is correct
18 Correct 1 ms 460 KB Output is correct
19 Correct 4 ms 844 KB Output is correct
20 Correct 6 ms 972 KB Output is correct
21 Correct 4 ms 844 KB Output is correct
22 Correct 48 ms 6792 KB Output is correct
23 Correct 45 ms 6592 KB Output is correct
24 Correct 42 ms 6268 KB Output is correct
25 Correct 40 ms 6748 KB Output is correct
26 Correct 45 ms 6420 KB Output is correct

Subtask #2
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 259 ms 26476 KB Output is correct
2 Incorrect 279 ms 28624 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1923 ms 112700 KB Output is correct
3 Execution timed out 3062 ms 375544 KB Time limit exceeded
4 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# Verdict Execution time Memory Grader output
1 Execution timed out 3124 ms 605960 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 0 ms 284 KB Output is correct
4 Correct 0 ms 332 KB Output is correct
5 Correct 0 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 460 KB Output is correct
12 Correct 1 ms 460 KB Output is correct
13 Correct 1 ms 460 KB Output is correct
14 Correct 1 ms 460 KB Output is correct
15 Correct 1 ms 460 KB Output is correct
16 Correct 1 ms 460 KB Output is correct
17 Correct 1 ms 460 KB Output is correct
18 Correct 1 ms 460 KB Output is correct
19 Correct 4 ms 844 KB Output is correct
20 Correct 6 ms 972 KB Output is correct
21 Correct 4 ms 844 KB Output is correct
22 Correct 48 ms 6792 KB Output is correct
23 Correct 45 ms 6592 KB Output is correct
24 Correct 42 ms 6268 KB Output is correct
25 Correct 40 ms 6748 KB Output is correct
26 Correct 45 ms 6420 KB Output is correct
27 Correct 10 ms 1356 KB Output is correct
28 Correct 10 ms 1484 KB Output is correct
29 Correct 8 ms 1356 KB Output is correct
30 Correct 107 ms 13900 KB Output is correct
31 Correct 111 ms 13604 KB Output is correct
32 Correct 107 ms 12472 KB Output is correct
33 Correct 70 ms 7840 KB Output is correct
34 Correct 85 ms 9492 KB Output is correct
35 Correct 84 ms 9256 KB Output is correct
36 Correct 2246 ms 142428 KB Output is correct
37 Correct 1910 ms 109524 KB Output is correct
38 Correct 2241 ms 143272 KB Output is correct
39 Correct 789 ms 31016 KB Output is correct
40 Correct 799 ms 30972 KB Output is correct
41 Correct 796 ms 31000 KB Output is correct
42 Correct 541 ms 36396 KB Output is correct
43 Correct 1100 ms 189248 KB Output is correct
44 Incorrect 1111 ms 189372 KB Output isn't correct
45 Halted 0 ms 0 KB -

Subtask #6
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 0 ms 284 KB Output is correct
4 Correct 0 ms 332 KB Output is correct
5 Correct 0 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 460 KB Output is correct
12 Correct 1 ms 460 KB Output is correct
13 Correct 1 ms 460 KB Output is correct
14 Correct 1 ms 460 KB Output is correct
15 Correct 1 ms 460 KB Output is correct
16 Correct 1 ms 460 KB Output is correct
17 Correct 1 ms 460 KB Output is correct
18 Correct 1 ms 460 KB Output is correct
19 Correct 4 ms 844 KB Output is correct
20 Correct 6 ms 972 KB Output is correct
21 Correct 4 ms 844 KB Output is correct
22 Correct 48 ms 6792 KB Output is correct
23 Correct 45 ms 6592 KB Output is correct
24 Correct 42 ms 6268 KB Output is correct
25 Correct 40 ms 6748 KB Output is correct
26 Correct 45 ms 6420 KB Output is correct
27 Correct 259 ms 26476 KB Output is correct
28 Incorrect 279 ms 28624 KB Output isn't correct
29 Halted 0 ms 0 KB -