#pragma GCC optimize("O3")
#include<bits/stdc++.h>
#define int int_fast64_t
using namespace std;
typedef pair<int,int> pii;
typedef vector<int> VI;
#define REP(i,j,k) for(register int i=(j);i<(k);++i)
#define RREP(i,j,k) for(register int i=(j)-1;i>=(k);--i)
#define ALL(a) a.begin(),a.end()
#define MST(a,v) memset(a,(v),sizeof a)
#define pb push_back
#define F first
#define S second
#define endl '\n'
// #define __debug
#ifdef __debug
#define IOS (void)0
#define de(...) cerr<<__VA_ARGS__
#define ar(a,s,t) {REP(__i,s,t)de(a[__i]<<' ');de(endl);}
#else
#define IOS cin.tie(0),cout.tie(0),ios_base::sync_with_stdio(false)
#define de(...) (void)0
#define ar(...) (void)0
#endif
/***********************************default***********************************/
#define f2(x) ((x)*(x))
const int maxn=3e5+9,inf=1ll<<60,bl=3e9;
struct C{int x,y,r,id;}a[maxn];
int n,rmv[maxn],res[maxn];
unordered_map<int,list<int>>mp;
list<int>ls;
main(){
IOS;
cin>>n;
REP(i,0,n)cin>>a[i].x>>a[i].y>>a[i].r,a[i].id=i;
sort(a,a+n,[](C x,C y){return x.r==y.r?x.id<y.id:x.r>y.r;});
// MST(rmv,0);
int k=inf;
REP(i,0,n){
if(rmv[i])continue;
if(2*a[i].r<k){
k=a[i].r;
mp.clear();
REP(j,0,n){
if(!rmv[j]){
mp[a[j].x/k*bl+a[j].y/k].pb(j);
}
}
}
REP(x,a[i].x/k-2,a[i].x/k+3)REP(y,a[i].y/k-2,a[i].y/k+3){
auto&tls=mp[x*bl+y];
for(auto it=tls.begin();it!=tls.end();){
C c=a[*it];
if(f2(a[i].x-c.x)+f2(a[i].y-c.y)<=f2(a[i].r+c.r)){
res[c.id]=a[i].id;
rmv[*it]=1;
tls.erase(it++);
}else ++it;
}
}
}
REP(i,0,n)cout<<res[i]+1<<" ";
}
Compilation message
circle_selection.cpp:33:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
main(){
^
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
384 KB |
Output is correct |
2 |
Correct |
2 ms |
384 KB |
Output is correct |
3 |
Correct |
2 ms |
384 KB |
Output is correct |
4 |
Correct |
3 ms |
384 KB |
Output is correct |
5 |
Correct |
3 ms |
384 KB |
Output is correct |
6 |
Correct |
3 ms |
384 KB |
Output is correct |
7 |
Correct |
2 ms |
384 KB |
Output is correct |
8 |
Correct |
4 ms |
384 KB |
Output is correct |
9 |
Correct |
2 ms |
384 KB |
Output is correct |
10 |
Correct |
2 ms |
384 KB |
Output is correct |
11 |
Correct |
2 ms |
512 KB |
Output is correct |
12 |
Correct |
3 ms |
512 KB |
Output is correct |
13 |
Correct |
2 ms |
384 KB |
Output is correct |
14 |
Correct |
3 ms |
512 KB |
Output is correct |
15 |
Correct |
2 ms |
384 KB |
Output is correct |
16 |
Correct |
3 ms |
384 KB |
Output is correct |
17 |
Correct |
3 ms |
384 KB |
Output is correct |
18 |
Correct |
3 ms |
384 KB |
Output is correct |
19 |
Correct |
6 ms |
768 KB |
Output is correct |
20 |
Correct |
9 ms |
768 KB |
Output is correct |
21 |
Correct |
5 ms |
768 KB |
Output is correct |
22 |
Correct |
32 ms |
4616 KB |
Output is correct |
23 |
Correct |
36 ms |
4744 KB |
Output is correct |
24 |
Correct |
43 ms |
4744 KB |
Output is correct |
25 |
Correct |
39 ms |
4740 KB |
Output is correct |
26 |
Correct |
39 ms |
4872 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
228 ms |
26048 KB |
Output is correct |
2 |
Correct |
232 ms |
26008 KB |
Output is correct |
3 |
Correct |
230 ms |
25820 KB |
Output is correct |
4 |
Correct |
220 ms |
25976 KB |
Output is correct |
5 |
Correct |
511 ms |
26636 KB |
Output is correct |
6 |
Correct |
1488 ms |
71164 KB |
Output is correct |
7 |
Correct |
593 ms |
28084 KB |
Output is correct |
8 |
Correct |
750 ms |
33348 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
3 ms |
384 KB |
Output is correct |
2 |
Correct |
1629 ms |
83240 KB |
Output is correct |
3 |
Execution timed out |
3054 ms |
286352 KB |
Time limit exceeded |
4 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Execution timed out |
3063 ms |
284748 KB |
Time limit exceeded |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
384 KB |
Output is correct |
2 |
Correct |
2 ms |
384 KB |
Output is correct |
3 |
Correct |
2 ms |
384 KB |
Output is correct |
4 |
Correct |
3 ms |
384 KB |
Output is correct |
5 |
Correct |
3 ms |
384 KB |
Output is correct |
6 |
Correct |
3 ms |
384 KB |
Output is correct |
7 |
Correct |
2 ms |
384 KB |
Output is correct |
8 |
Correct |
4 ms |
384 KB |
Output is correct |
9 |
Correct |
2 ms |
384 KB |
Output is correct |
10 |
Correct |
2 ms |
384 KB |
Output is correct |
11 |
Correct |
2 ms |
512 KB |
Output is correct |
12 |
Correct |
3 ms |
512 KB |
Output is correct |
13 |
Correct |
2 ms |
384 KB |
Output is correct |
14 |
Correct |
3 ms |
512 KB |
Output is correct |
15 |
Correct |
2 ms |
384 KB |
Output is correct |
16 |
Correct |
3 ms |
384 KB |
Output is correct |
17 |
Correct |
3 ms |
384 KB |
Output is correct |
18 |
Correct |
3 ms |
384 KB |
Output is correct |
19 |
Correct |
6 ms |
768 KB |
Output is correct |
20 |
Correct |
9 ms |
768 KB |
Output is correct |
21 |
Correct |
5 ms |
768 KB |
Output is correct |
22 |
Correct |
32 ms |
4616 KB |
Output is correct |
23 |
Correct |
36 ms |
4744 KB |
Output is correct |
24 |
Correct |
43 ms |
4744 KB |
Output is correct |
25 |
Correct |
39 ms |
4740 KB |
Output is correct |
26 |
Correct |
39 ms |
4872 KB |
Output is correct |
27 |
Correct |
9 ms |
1280 KB |
Output is correct |
28 |
Correct |
10 ms |
1280 KB |
Output is correct |
29 |
Correct |
9 ms |
1152 KB |
Output is correct |
30 |
Correct |
104 ms |
9076 KB |
Output is correct |
31 |
Correct |
102 ms |
9016 KB |
Output is correct |
32 |
Correct |
90 ms |
9148 KB |
Output is correct |
33 |
Correct |
88 ms |
8824 KB |
Output is correct |
34 |
Correct |
88 ms |
8824 KB |
Output is correct |
35 |
Correct |
102 ms |
8772 KB |
Output is correct |
36 |
Correct |
1538 ms |
84560 KB |
Output is correct |
37 |
Correct |
1463 ms |
84312 KB |
Output is correct |
38 |
Correct |
1416 ms |
84144 KB |
Output is correct |
39 |
Correct |
628 ms |
26556 KB |
Output is correct |
40 |
Correct |
666 ms |
26488 KB |
Output is correct |
41 |
Correct |
664 ms |
26612 KB |
Output is correct |
42 |
Correct |
238 ms |
14472 KB |
Output is correct |
43 |
Correct |
1648 ms |
140128 KB |
Output is correct |
44 |
Correct |
1718 ms |
140308 KB |
Output is correct |
45 |
Correct |
1688 ms |
140076 KB |
Output is correct |
46 |
Correct |
1685 ms |
140232 KB |
Output is correct |
47 |
Correct |
1707 ms |
140400 KB |
Output is correct |
48 |
Correct |
1559 ms |
140340 KB |
Output is correct |
49 |
Correct |
1780 ms |
140468 KB |
Output is correct |
50 |
Correct |
1618 ms |
140336 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2 ms |
384 KB |
Output is correct |
2 |
Correct |
2 ms |
384 KB |
Output is correct |
3 |
Correct |
2 ms |
384 KB |
Output is correct |
4 |
Correct |
3 ms |
384 KB |
Output is correct |
5 |
Correct |
3 ms |
384 KB |
Output is correct |
6 |
Correct |
3 ms |
384 KB |
Output is correct |
7 |
Correct |
2 ms |
384 KB |
Output is correct |
8 |
Correct |
4 ms |
384 KB |
Output is correct |
9 |
Correct |
2 ms |
384 KB |
Output is correct |
10 |
Correct |
2 ms |
384 KB |
Output is correct |
11 |
Correct |
2 ms |
512 KB |
Output is correct |
12 |
Correct |
3 ms |
512 KB |
Output is correct |
13 |
Correct |
2 ms |
384 KB |
Output is correct |
14 |
Correct |
3 ms |
512 KB |
Output is correct |
15 |
Correct |
2 ms |
384 KB |
Output is correct |
16 |
Correct |
3 ms |
384 KB |
Output is correct |
17 |
Correct |
3 ms |
384 KB |
Output is correct |
18 |
Correct |
3 ms |
384 KB |
Output is correct |
19 |
Correct |
6 ms |
768 KB |
Output is correct |
20 |
Correct |
9 ms |
768 KB |
Output is correct |
21 |
Correct |
5 ms |
768 KB |
Output is correct |
22 |
Correct |
32 ms |
4616 KB |
Output is correct |
23 |
Correct |
36 ms |
4744 KB |
Output is correct |
24 |
Correct |
43 ms |
4744 KB |
Output is correct |
25 |
Correct |
39 ms |
4740 KB |
Output is correct |
26 |
Correct |
39 ms |
4872 KB |
Output is correct |
27 |
Correct |
228 ms |
26048 KB |
Output is correct |
28 |
Correct |
232 ms |
26008 KB |
Output is correct |
29 |
Correct |
230 ms |
25820 KB |
Output is correct |
30 |
Correct |
220 ms |
25976 KB |
Output is correct |
31 |
Correct |
511 ms |
26636 KB |
Output is correct |
32 |
Correct |
1488 ms |
71164 KB |
Output is correct |
33 |
Correct |
593 ms |
28084 KB |
Output is correct |
34 |
Correct |
750 ms |
33348 KB |
Output is correct |
35 |
Correct |
3 ms |
384 KB |
Output is correct |
36 |
Correct |
1629 ms |
83240 KB |
Output is correct |
37 |
Execution timed out |
3054 ms |
286352 KB |
Time limit exceeded |
38 |
Halted |
0 ms |
0 KB |
- |