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Submission #439262

# Submission time Handle Problem Language Result Execution time Memory
439262 2021-06-29T13:00:46 Z RGBB Circle selection (APIO18_circle_selection) C++14
100 / 100
 980 ms 62884 KB 
#include <iostream>
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int,int>pp;
const int MAXN=300000;
const int rnd=1e9+7;
const int base=1000003;
bool vis[MAXN];
int n,cr,outp[MAXN],inp[MAXN][3];
pp take[MAXN];
vector<int>plane[base],reset;
int cmp(int a,int b){
    return abs((a*rnd+b)%base);
}
void create(){
    for(int i:reset)plane[i].clear();
    reset.clear();
    for(pp i:take){
        if(vis[i.second])continue;
        int h=cmp(inp[i.second][0]>>cr,inp[i.second][1]>>cr);
        if(plane[h].size()==0)reset.push_back(h);
        plane[h].push_back(i.second);
    }
}
ll xx,yy,rr;
bool intersect(int a,int b){
    xx=inp[a][0]-inp[b][0];
    yy=inp[a][1]-inp[b][1];
    rr=inp[a][2]+inp[b][2];
    if(xx*xx+yy*yy<=rr*rr)return true;
    return false;
}
void calc(int c){
    int cx=(inp[c][0]>>cr);
    int cy=(inp[c][1]>>cr);
    for(int i=-1;i<=1;i++){
        for(int y=-1;y<=1;y++){
            for(int i:plane[cmp(cx+i,cy+y)]){
                if(!vis[i]&&intersect(i,c)){
                    outp[i]=c;
                    vis[i]=true;
                }
            }
        }
    }
}
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    memset(vis,false,sizeof(vis));
    cin>>n;
    for(int i=0;i<n;i++){
        cin>>inp[i][0]>>inp[i][1]>>inp[i][2];
        take[i]={-inp[i][2],i};
    }
    sort(take,take+n);
    cr=30;
    create();
    bool change=false;
    for(int i=0;i<n;i++){
        if(vis[take[i].second])continue;
        while(-take[i].first<(double)(1<<(cr-2))/sqrt(2)){
            cr--;
            change=true;
        }
        if(change)create();
        change=false;
        calc(take[i].second);
    }
    for(int i=0;i<n-1;i++)cout<<outp[i]+1<<" ";
    cout<<outp[n-1]+1<<"\n";
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 32 ms 28316 KB Output is correct
2 Correct 29 ms 28332 KB Output is correct
3 Correct 23 ms 26204 KB Output is correct
4 Correct 37 ms 29504 KB Output is correct
5 Correct 23 ms 26272 KB Output is correct
6 Correct 24 ms 26272 KB Output is correct
7 Correct 23 ms 26224 KB Output is correct
8 Correct 22 ms 26312 KB Output is correct
9 Correct 38 ms 29484 KB Output is correct
10 Correct 22 ms 26312 KB Output is correct
11 Correct 70 ms 35320 KB Output is correct
12 Correct 32 ms 28344 KB Output is correct
13 Correct 38 ms 29532 KB Output is correct
14 Correct 37 ms 29472 KB Output is correct
15 Correct 45 ms 30740 KB Output is correct
16 Correct 25 ms 26364 KB Output is correct
17 Correct 36 ms 28348 KB Output is correct
18 Correct 23 ms 26312 KB Output is correct
19 Correct 25 ms 26488 KB Output is correct
20 Correct 28 ms 26440 KB Output is correct
21 Correct 29 ms 26516 KB Output is correct
22 Correct 51 ms 29976 KB Output is correct
23 Correct 48 ms 30012 KB Output is correct
24 Correct 64 ms 33636 KB Output is correct
25 Correct 55 ms 31324 KB Output is correct
26 Correct 49 ms 30156 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 205 ms 41344 KB Output is correct
2 Correct 220 ms 41236 KB Output is correct
3 Correct 230 ms 41260 KB Output is correct
4 Correct 197 ms 41660 KB Output is correct
5 Correct 241 ms 40700 KB Output is correct
6 Correct 403 ms 43196 KB Output is correct
7 Correct 281 ms 41236 KB Output is correct
8 Correct 307 ms 42168 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 38 ms 28316 KB Output is correct
2 Correct 212 ms 38124 KB Output is correct
3 Correct 830 ms 61324 KB Output is correct
4 Correct 900 ms 61596 KB Output is correct
5 Correct 857 ms 56816 KB Output is correct
6 Correct 300 ms 42284 KB Output is correct
7 Correct 139 ms 34488 KB Output is correct
8 Correct 63 ms 32064 KB Output is correct
9 Correct 980 ms 62884 KB Output is correct
10 Correct 707 ms 53916 KB Output is correct

Subtask #4
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 495 ms 51324 KB Output is correct
2 Correct 457 ms 50420 KB Output is correct
3 Correct 287 ms 44460 KB Output is correct
4 Correct 490 ms 50888 KB Output is correct
5 Correct 479 ms 50988 KB Output is correct
6 Correct 271 ms 44420 KB Output is correct

Subtask #5
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 32 ms 28316 KB Output is correct
2 Correct 29 ms 28332 KB Output is correct
3 Correct 23 ms 26204 KB Output is correct
4 Correct 37 ms 29504 KB Output is correct
5 Correct 23 ms 26272 KB Output is correct
6 Correct 24 ms 26272 KB Output is correct
7 Correct 23 ms 26224 KB Output is correct
8 Correct 22 ms 26312 KB Output is correct
9 Correct 38 ms 29484 KB Output is correct
10 Correct 22 ms 26312 KB Output is correct
11 Correct 70 ms 35320 KB Output is correct
12 Correct 32 ms 28344 KB Output is correct
13 Correct 38 ms 29532 KB Output is correct
14 Correct 37 ms 29472 KB Output is correct
15 Correct 45 ms 30740 KB Output is correct
16 Correct 25 ms 26364 KB Output is correct
17 Correct 36 ms 28348 KB Output is correct
18 Correct 23 ms 26312 KB Output is correct
19 Correct 25 ms 26488 KB Output is correct
20 Correct 28 ms 26440 KB Output is correct
21 Correct 29 ms 26516 KB Output is correct
22 Correct 51 ms 29976 KB Output is correct
23 Correct 48 ms 30012 KB Output is correct
24 Correct 64 ms 33636 KB Output is correct
25 Correct 55 ms 31324 KB Output is correct
26 Correct 49 ms 30156 KB Output is correct
27 Correct 30 ms 26816 KB Output is correct
28 Correct 28 ms 26728 KB Output is correct
29 Correct 28 ms 26808 KB Output is correct
30 Correct 58 ms 30536 KB Output is correct
31 Correct 59 ms 30568 KB Output is correct
32 Correct 61 ms 31892 KB Output is correct
33 Correct 79 ms 31412 KB Output is correct
34 Correct 86 ms 31420 KB Output is correct
35 Correct 110 ms 31452 KB Output is correct
36 Correct 230 ms 38100 KB Output is correct
37 Correct 258 ms 41092 KB Output is correct
38 Correct 239 ms 40224 KB Output is correct
39 Correct 391 ms 31044 KB Output is correct
40 Correct 368 ms 31092 KB Output is correct
41 Correct 377 ms 31060 KB Output is correct
42 Correct 120 ms 32172 KB Output is correct
43 Correct 170 ms 34332 KB Output is correct
44 Correct 166 ms 34628 KB Output is correct
45 Correct 173 ms 35084 KB Output is correct
46 Correct 204 ms 34544 KB Output is correct
47 Correct 171 ms 33896 KB Output is correct
48 Correct 147 ms 34648 KB Output is correct
49 Correct 178 ms 34600 KB Output is correct
50 Correct 153 ms 34532 KB Output is correct

Subtask #6
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 32 ms 28316 KB Output is correct
2 Correct 29 ms 28332 KB Output is correct
3 Correct 23 ms 26204 KB Output is correct
4 Correct 37 ms 29504 KB Output is correct
5 Correct 23 ms 26272 KB Output is correct
6 Correct 24 ms 26272 KB Output is correct
7 Correct 23 ms 26224 KB Output is correct
8 Correct 22 ms 26312 KB Output is correct
9 Correct 38 ms 29484 KB Output is correct
10 Correct 22 ms 26312 KB Output is correct
11 Correct 70 ms 35320 KB Output is correct
12 Correct 32 ms 28344 KB Output is correct
13 Correct 38 ms 29532 KB Output is correct
14 Correct 37 ms 29472 KB Output is correct
15 Correct 45 ms 30740 KB Output is correct
16 Correct 25 ms 26364 KB Output is correct
17 Correct 36 ms 28348 KB Output is correct
18 Correct 23 ms 26312 KB Output is correct
19 Correct 25 ms 26488 KB Output is correct
20 Correct 28 ms 26440 KB Output is correct
21 Correct 29 ms 26516 KB Output is correct
22 Correct 51 ms 29976 KB Output is correct
23 Correct 48 ms 30012 KB Output is correct
24 Correct 64 ms 33636 KB Output is correct
25 Correct 55 ms 31324 KB Output is correct
26 Correct 49 ms 30156 KB Output is correct
27 Correct 205 ms 41344 KB Output is correct
28 Correct 220 ms 41236 KB Output is correct
29 Correct 230 ms 41260 KB Output is correct
30 Correct 197 ms 41660 KB Output is correct
31 Correct 241 ms 40700 KB Output is correct
32 Correct 403 ms 43196 KB Output is correct
33 Correct 281 ms 41236 KB Output is correct
34 Correct 307 ms 42168 KB Output is correct
35 Correct 38 ms 28316 KB Output is correct
36 Correct 212 ms 38124 KB Output is correct
37 Correct 830 ms 61324 KB Output is correct
38 Correct 900 ms 61596 KB Output is correct
39 Correct 857 ms 56816 KB Output is correct
40 Correct 300 ms 42284 KB Output is correct
41 Correct 139 ms 34488 KB Output is correct
42 Correct 63 ms 32064 KB Output is correct
43 Correct 980 ms 62884 KB Output is correct
44 Correct 707 ms 53916 KB Output is correct
45 Correct 495 ms 51324 KB Output is correct
46 Correct 457 ms 50420 KB Output is correct
47 Correct 287 ms 44460 KB Output is correct
48 Correct 490 ms 50888 KB Output is correct
49 Correct 479 ms 50988 KB Output is correct
50 Correct 271 ms 44420 KB Output is correct
51 Correct 30 ms 26816 KB Output is correct
52 Correct 28 ms 26728 KB Output is correct
53 Correct 28 ms 26808 KB Output is correct
54 Correct 58 ms 30536 KB Output is correct
55 Correct 59 ms 30568 KB Output is correct
56 Correct 61 ms 31892 KB Output is correct
57 Correct 79 ms 31412 KB Output is correct
58 Correct 86 ms 31420 KB Output is correct
59 Correct 110 ms 31452 KB Output is correct
60 Correct 230 ms 38100 KB Output is correct
61 Correct 258 ms 41092 KB Output is correct
62 Correct 239 ms 40224 KB Output is correct
63 Correct 391 ms 31044 KB Output is correct
64 Correct 368 ms 31092 KB Output is correct
65 Correct 377 ms 31060 KB Output is correct
66 Correct 120 ms 32172 KB Output is correct
67 Correct 170 ms 34332 KB Output is correct
68 Correct 166 ms 34628 KB Output is correct
69 Correct 173 ms 35084 KB Output is correct
70 Correct 204 ms 34544 KB Output is correct
71 Correct 171 ms 33896 KB Output is correct
72 Correct 147 ms 34648 KB Output is correct
73 Correct 178 ms 34600 KB Output is correct
74 Correct 153 ms 34532 KB Output is correct
75 Correct 222 ms 43544 KB Output is correct
76 Correct 236 ms 44444 KB Output is correct
77 Correct 224 ms 44612 KB Output is correct
78 Correct 204 ms 43192 KB Output is correct
79 Correct 282 ms 44904 KB Output is correct
80 Correct 255 ms 43192 KB Output is correct
81 Correct 755 ms 59160 KB Output is correct
82 Correct 773 ms 59780 KB Output is correct
83 Correct 829 ms 61644 KB Output is correct
84 Correct 811 ms 61612 KB Output is correct
85 Correct 883 ms 60744 KB Output is correct
86 Correct 850 ms 60144 KB Output is correct
87 Correct 874 ms 60832 KB Output is correct
88 Correct 640 ms 39984 KB Output is correct
89 Correct 646 ms 40048 KB Output is correct
90 Correct 624 ms 39960 KB Output is correct
91 Correct 666 ms 40036 KB Output is correct
92 Correct 642 ms 40036 KB Output is correct
93 Correct 717 ms 55792 KB Output is correct
94 Correct 699 ms 58936 KB Output is correct
95 Correct 624 ms 56280 KB Output is correct
96 Correct 706 ms 57680 KB Output is correct
97 Correct 653 ms 58496 KB Output is correct
98 Correct 472 ms 47544 KB Output is correct
99 Correct 851 ms 60172 KB Output is correct
100 Correct 571 ms 54900 KB Output is correct
101 Correct 626 ms 49844 KB Output is correct
102 Correct 731 ms 57576 KB Output is correct
103 Correct 708 ms 57280 KB Output is correct
104 Correct 749 ms 58584 KB Output is correct
105 Correct 341 ms 40908 KB Output is correct
106 Correct 530 ms 48808 KB Output is correct
107 Correct 458 ms 49476 KB Output is correct
108 Correct 487 ms 49460 KB Output is correct
109 Correct 463 ms 49036 KB Output is correct
110 Correct 509 ms 48884 KB Output is correct
111 Correct 566 ms 48372 KB Output is correct
112 Correct 502 ms 47620 KB Output is correct
113 Correct 485 ms 49360 KB Output is correct
114 Correct 461 ms 49492 KB Output is correct
115 Correct 473 ms 49236 KB Output is correct
116 Correct 474 ms 49292 KB Output is correct