#include <bits/stdc++.h>
using namespace std;
using ll = long long;
const ll MOD = 1e9+7;
const int MAX_N = 3e5+5;
int n;
ll X[MAX_N], Y[MAX_N], R[MAX_N];
int P[MAX_N];
bool visited[MAX_N];
int Inh[MAX_N];
struct LLNode
{
int idx;
LLNode* next = nullptr;
LLNode()
{
}
LLNode(int val)
: idx(val)
{
}
};
struct Quad
{
ll l, r, bot, top;
array<Quad*, 4> childs = {};
LLNode* llnode = nullptr;
int sz;
Quad()
{
}
Quad(ll _l, ll _r, ll _bot, ll _top)
: l(_l), r(_r), bot(_bot), top(_top)
{
sz = 0;
}
void add(ll x, ll y, int idx)
{
if(x < l || x > r || y < bot || y > top) {
return;
}
sz++;
// cerr << "l = " << l << ", r = " << r << ", "
// << "bot = " << bot << ", top = " << top << "\n";
if(l == r && bot == top) {
if(llnode == nullptr) {
llnode = new LLNode(idx);
}
else {
LLNode* temp = new LLNode(idx);
temp->next = llnode;
llnode = temp;
}
}
else {
ll midH, midV;
midH = l+(r-l)/2;
midV = bot+(top-bot)/2;
if(l != r && top != bot) {
if(childs[0] == nullptr && !(x < l || x > midH || y < bot || y > midV)) {
childs[0] = new Quad(l, midH, bot, midV);
}
else if(childs[1] == nullptr && !(x < midH+1 || x > r || y < bot || y > midV)) {
childs[1] = new Quad(midH+1, r, bot, midV);
}
else if(childs[2] == nullptr && !(x < l || x > midH || y < midV+1 || y > top)) {
childs[2] = new Quad(l, midH, midV+1, top);
}
else if(childs[3] == nullptr && !(x < midH+1 || x > r || y < midV+1 || y > top)) {
childs[3] = new Quad(midH+1, r, midV+1, top);
}
}
else if(l != r) {
if(childs[0] == nullptr && !(x < l || x > midH || y < bot || y > top)) {
childs[0] = new Quad(l, midH, bot, midV);
}
else if(childs[1] == nullptr && !(x < midH+1 || x > r || y < bot || y > top)) {
childs[1] = new Quad(midH+1, r, bot, top);
}
}
else if(top != bot) {
if(childs[0] == nullptr && !(x < l || x > r || y < bot || y > midV)) {
childs[0] = new Quad(l, r, bot, midV);
}
else if(childs[1] == nullptr && !(x < l || x > r || y < midV+1 || y > top)) {
childs[1] = new Quad(l, r, midV+1, top);
}
}
for(int k = 0; k < 4; k++) {
if(childs[k] != nullptr) {
childs[k]->add(x, y, idx);
}
}
}
}
void setInRange(ll x, ll y, ll radius, int idx)
{
if(x+2*radius < l || x-2*radius > r || y+2*radius < bot || y-2*radius > top || sz == 0) {
return;
}
// cerr << "l = " << l << ", r = " << r << ", "
// << "bot = " << bot << ", top = " << top << "\n";
if(l == r && bot == top) {
while(llnode != nullptr &&
(R[idx]+R[llnode->idx])*(R[idx]+R[llnode->idx])
>= llabs(X[idx]-X[llnode->idx])*llabs(X[idx]-X[llnode->idx])
+llabs(Y[idx]-Y[llnode->idx])*llabs(Y[idx]-Y[llnode->idx])) {
P[llnode->idx] = idx;
visited[llnode->idx] = true;
sz--;
llnode = llnode->next;
}
return;
}
int cnt = 0;
for(int k = 0; k < 4; k++) {
if(childs[k] != nullptr) {
childs[k]->setInRange(x, y, radius, idx);
cnt += childs[k]->sz;
}
}
sz = cnt;
}
};
Quad Q(-1000000000, 1000000000, -1000000000, 1000000000);
int main()
{
cin >> n;
for(int i = 0; i < n; i++) {
cin >> X[i] >> Y[i] >> R[i];
}
iota(P, P+n, 0);
vector<int> I(n);
iota(I.begin(), I.end(), 0);
sort(I.begin(), I.end(),
[&](int a, int b)
{
return R[a] > R[b] || (R[a] == R[b] && a < b);
});
for(int i = n-1; i >= 0; i--) {
int idx = I[i];
//cerr << i << " started\n";
Q.add(X[idx], Y[idx], idx);
//cerr << i << " finished\n";
}
for(int i = 0; i < n; i++) {
int idx = I[i];
if(visited[idx]) continue;
Q.setInRange(X[idx], Y[idx], R[idx], idx);
}
for(int i = 0; i < n; i++) {
cout << 1+P[i] << " ";
}
cout << "\n";
return 0;
}
/*
11
9 9 2
13 2 1
11 8 2
3 3 2
3 12 1
12 14 1
9 8 5
2 8 2
5 2 1
14 4 2
14 14 1
*/
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
332 KB |
Output is correct |
2 |
Correct |
0 ms |
332 KB |
Output is correct |
3 |
Correct |
1 ms |
332 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 |
588 KB |
Output is correct |
7 |
Correct |
1 ms |
460 KB |
Output is correct |
8 |
Correct |
1 ms |
588 KB |
Output is correct |
9 |
Correct |
1 ms |
460 KB |
Output is correct |
10 |
Correct |
1 ms |
588 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 |
588 KB |
Output is correct |
14 |
Correct |
1 ms |
588 KB |
Output is correct |
15 |
Correct |
1 ms |
460 KB |
Output is correct |
16 |
Correct |
5 ms |
2764 KB |
Output is correct |
17 |
Correct |
4 ms |
2508 KB |
Output is correct |
18 |
Correct |
5 ms |
2508 KB |
Output is correct |
19 |
Correct |
21 ms |
11088 KB |
Output is correct |
20 |
Correct |
24 ms |
8756 KB |
Output is correct |
21 |
Correct |
26 ms |
11804 KB |
Output is correct |
22 |
Correct |
26 ms |
11040 KB |
Output is correct |
23 |
Correct |
20 ms |
10060 KB |
Output is correct |
24 |
Correct |
24 ms |
11300 KB |
Output is correct |
25 |
Correct |
23 ms |
12108 KB |
Output is correct |
26 |
Correct |
23 ms |
11744 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1207 ms |
363500 KB |
Output is correct |
2 |
Correct |
1180 ms |
382032 KB |
Output is correct |
3 |
Correct |
1207 ms |
361232 KB |
Output is correct |
4 |
Correct |
1195 ms |
398532 KB |
Output is correct |
5 |
Correct |
703 ms |
74712 KB |
Output is correct |
6 |
Correct |
1060 ms |
220548 KB |
Output is correct |
7 |
Correct |
818 ms |
144688 KB |
Output is correct |
8 |
Correct |
857 ms |
166692 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
332 KB |
Output is correct |
2 |
Correct |
553 ms |
227876 KB |
Output is correct |
3 |
Correct |
1792 ms |
661016 KB |
Output is correct |
4 |
Correct |
1786 ms |
661040 KB |
Output is correct |
5 |
Correct |
1682 ms |
592004 KB |
Output is correct |
6 |
Correct |
824 ms |
319564 KB |
Output is correct |
7 |
Correct |
396 ms |
167704 KB |
Output is correct |
8 |
Correct |
73 ms |
34372 KB |
Output is correct |
9 |
Correct |
1947 ms |
599796 KB |
Output is correct |
10 |
Correct |
1638 ms |
620356 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1584 ms |
605732 KB |
Output is correct |
2 |
Correct |
1528 ms |
578476 KB |
Output is correct |
3 |
Correct |
1440 ms |
606140 KB |
Output is correct |
4 |
Correct |
1616 ms |
624804 KB |
Output is correct |
5 |
Correct |
1576 ms |
603248 KB |
Output is correct |
6 |
Correct |
1373 ms |
595340 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
332 KB |
Output is correct |
2 |
Correct |
0 ms |
332 KB |
Output is correct |
3 |
Correct |
1 ms |
332 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 |
588 KB |
Output is correct |
7 |
Correct |
1 ms |
460 KB |
Output is correct |
8 |
Correct |
1 ms |
588 KB |
Output is correct |
9 |
Correct |
1 ms |
460 KB |
Output is correct |
10 |
Correct |
1 ms |
588 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 |
588 KB |
Output is correct |
14 |
Correct |
1 ms |
588 KB |
Output is correct |
15 |
Correct |
1 ms |
460 KB |
Output is correct |
16 |
Correct |
5 ms |
2764 KB |
Output is correct |
17 |
Correct |
4 ms |
2508 KB |
Output is correct |
18 |
Correct |
5 ms |
2508 KB |
Output is correct |
19 |
Correct |
21 ms |
11088 KB |
Output is correct |
20 |
Correct |
24 ms |
8756 KB |
Output is correct |
21 |
Correct |
26 ms |
11804 KB |
Output is correct |
22 |
Correct |
26 ms |
11040 KB |
Output is correct |
23 |
Correct |
20 ms |
10060 KB |
Output is correct |
24 |
Correct |
24 ms |
11300 KB |
Output is correct |
25 |
Correct |
23 ms |
12108 KB |
Output is correct |
26 |
Correct |
23 ms |
11744 KB |
Output is correct |
27 |
Correct |
42 ms |
22160 KB |
Output is correct |
28 |
Correct |
47 ms |
20996 KB |
Output is correct |
29 |
Correct |
40 ms |
21952 KB |
Output is correct |
30 |
Correct |
44 ms |
21096 KB |
Output is correct |
31 |
Correct |
43 ms |
21084 KB |
Output is correct |
32 |
Correct |
45 ms |
21980 KB |
Output is correct |
33 |
Correct |
428 ms |
199076 KB |
Output is correct |
34 |
Correct |
438 ms |
208204 KB |
Output is correct |
35 |
Correct |
455 ms |
203632 KB |
Output is correct |
36 |
Correct |
504 ms |
201908 KB |
Output is correct |
37 |
Correct |
529 ms |
210688 KB |
Output is correct |
38 |
Correct |
522 ms |
205232 KB |
Output is correct |
39 |
Correct |
949 ms |
23776 KB |
Output is correct |
40 |
Correct |
969 ms |
23772 KB |
Output is correct |
41 |
Correct |
1097 ms |
23712 KB |
Output is correct |
42 |
Correct |
351 ms |
91108 KB |
Output is correct |
43 |
Correct |
461 ms |
154872 KB |
Output is correct |
44 |
Correct |
467 ms |
154896 KB |
Output is correct |
45 |
Correct |
476 ms |
154908 KB |
Output is correct |
46 |
Correct |
477 ms |
154888 KB |
Output is correct |
47 |
Correct |
467 ms |
154892 KB |
Output is correct |
48 |
Correct |
459 ms |
154948 KB |
Output is correct |
49 |
Correct |
463 ms |
154948 KB |
Output is correct |
50 |
Correct |
457 ms |
154912 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
332 KB |
Output is correct |
2 |
Correct |
0 ms |
332 KB |
Output is correct |
3 |
Correct |
1 ms |
332 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 |
588 KB |
Output is correct |
7 |
Correct |
1 ms |
460 KB |
Output is correct |
8 |
Correct |
1 ms |
588 KB |
Output is correct |
9 |
Correct |
1 ms |
460 KB |
Output is correct |
10 |
Correct |
1 ms |
588 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 |
588 KB |
Output is correct |
14 |
Correct |
1 ms |
588 KB |
Output is correct |
15 |
Correct |
1 ms |
460 KB |
Output is correct |
16 |
Correct |
5 ms |
2764 KB |
Output is correct |
17 |
Correct |
4 ms |
2508 KB |
Output is correct |
18 |
Correct |
5 ms |
2508 KB |
Output is correct |
19 |
Correct |
21 ms |
11088 KB |
Output is correct |
20 |
Correct |
24 ms |
8756 KB |
Output is correct |
21 |
Correct |
26 ms |
11804 KB |
Output is correct |
22 |
Correct |
26 ms |
11040 KB |
Output is correct |
23 |
Correct |
20 ms |
10060 KB |
Output is correct |
24 |
Correct |
24 ms |
11300 KB |
Output is correct |
25 |
Correct |
23 ms |
12108 KB |
Output is correct |
26 |
Correct |
23 ms |
11744 KB |
Output is correct |
27 |
Correct |
1207 ms |
363500 KB |
Output is correct |
28 |
Correct |
1180 ms |
382032 KB |
Output is correct |
29 |
Correct |
1207 ms |
361232 KB |
Output is correct |
30 |
Correct |
1195 ms |
398532 KB |
Output is correct |
31 |
Correct |
703 ms |
74712 KB |
Output is correct |
32 |
Correct |
1060 ms |
220548 KB |
Output is correct |
33 |
Correct |
818 ms |
144688 KB |
Output is correct |
34 |
Correct |
857 ms |
166692 KB |
Output is correct |
35 |
Correct |
1 ms |
332 KB |
Output is correct |
36 |
Correct |
553 ms |
227876 KB |
Output is correct |
37 |
Correct |
1792 ms |
661016 KB |
Output is correct |
38 |
Correct |
1786 ms |
661040 KB |
Output is correct |
39 |
Correct |
1682 ms |
592004 KB |
Output is correct |
40 |
Correct |
824 ms |
319564 KB |
Output is correct |
41 |
Correct |
396 ms |
167704 KB |
Output is correct |
42 |
Correct |
73 ms |
34372 KB |
Output is correct |
43 |
Correct |
1947 ms |
599796 KB |
Output is correct |
44 |
Correct |
1638 ms |
620356 KB |
Output is correct |
45 |
Correct |
1584 ms |
605732 KB |
Output is correct |
46 |
Correct |
1528 ms |
578476 KB |
Output is correct |
47 |
Correct |
1440 ms |
606140 KB |
Output is correct |
48 |
Correct |
1616 ms |
624804 KB |
Output is correct |
49 |
Correct |
1576 ms |
603248 KB |
Output is correct |
50 |
Correct |
1373 ms |
595340 KB |
Output is correct |
51 |
Correct |
42 ms |
22160 KB |
Output is correct |
52 |
Correct |
47 ms |
20996 KB |
Output is correct |
53 |
Correct |
40 ms |
21952 KB |
Output is correct |
54 |
Correct |
44 ms |
21096 KB |
Output is correct |
55 |
Correct |
43 ms |
21084 KB |
Output is correct |
56 |
Correct |
45 ms |
21980 KB |
Output is correct |
57 |
Correct |
428 ms |
199076 KB |
Output is correct |
58 |
Correct |
438 ms |
208204 KB |
Output is correct |
59 |
Correct |
455 ms |
203632 KB |
Output is correct |
60 |
Correct |
504 ms |
201908 KB |
Output is correct |
61 |
Correct |
529 ms |
210688 KB |
Output is correct |
62 |
Correct |
522 ms |
205232 KB |
Output is correct |
63 |
Correct |
949 ms |
23776 KB |
Output is correct |
64 |
Correct |
969 ms |
23772 KB |
Output is correct |
65 |
Correct |
1097 ms |
23712 KB |
Output is correct |
66 |
Correct |
351 ms |
91108 KB |
Output is correct |
67 |
Correct |
461 ms |
154872 KB |
Output is correct |
68 |
Correct |
467 ms |
154896 KB |
Output is correct |
69 |
Correct |
476 ms |
154908 KB |
Output is correct |
70 |
Correct |
477 ms |
154888 KB |
Output is correct |
71 |
Correct |
467 ms |
154892 KB |
Output is correct |
72 |
Correct |
459 ms |
154948 KB |
Output is correct |
73 |
Correct |
463 ms |
154948 KB |
Output is correct |
74 |
Correct |
457 ms |
154912 KB |
Output is correct |
75 |
Correct |
1451 ms |
627452 KB |
Output is correct |
76 |
Correct |
1267 ms |
485680 KB |
Output is correct |
77 |
Correct |
1304 ms |
537600 KB |
Output is correct |
78 |
Correct |
1360 ms |
617740 KB |
Output is correct |
79 |
Correct |
1647 ms |
632700 KB |
Output is correct |
80 |
Correct |
1359 ms |
605964 KB |
Output is correct |
81 |
Correct |
1682 ms |
616140 KB |
Output is correct |
82 |
Correct |
1706 ms |
620812 KB |
Output is correct |
83 |
Correct |
1694 ms |
628432 KB |
Output is correct |
84 |
Correct |
1674 ms |
584684 KB |
Output is correct |
85 |
Correct |
1712 ms |
636616 KB |
Output is correct |
86 |
Correct |
1719 ms |
630976 KB |
Output is correct |
87 |
Correct |
1747 ms |
555936 KB |
Output is correct |
88 |
Execution timed out |
3060 ms |
71700 KB |
Time limit exceeded |
89 |
Halted |
0 ms |
0 KB |
- |