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Submission #106540

# Submission time Handle Problem Language Result Execution time Memory
106540 2019-04-19T03:15:52 Z username Circle selection (APIO18_circle_selection) C++14
49 / 100
 3000 ms 151412 KB 
#pragma GCC optimize("O3")
#include<bits/stdc++.h>
#define int int64_t
using namespace std;
typedef pair<int,int> pii;
typedef vector<int> VI;
#define REP(i,j,k) for(int i=(j);i<(k);++i)
#define pb emplace_back
#define F first
#define S second
#define IOS cin.tie(0),ios_base::sync_with_stdio(false)
#define f2(x) ((x)*(x))

const int maxn=3e5+3,inf=1ll<<60,bl=2e9+3;
struct C{int x,y,r,id;}a[maxn];
int n,res[maxn];
bitset<maxn>rmv;
unordered_map<int,VI>mp;
 
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;});
	int k=1ll<<31;
	REP(i,0,n){
		if(rmv[i])continue;
		while(a[i].r<(k>>1)){
			k>>=1;
			mp.clear();
			REP(j,i,n)if(!rmv[j])mp[a[j].x/k*bl+a[j].y/k].pb(j);
		}
		int xx=a[i].x/k,yy=a[i].y/k;
		REP(x,xx-2,xx+3)REP(y,yy-2,yy+3){
			auto&tls=mp[x*bl+y];
			for(auto it=tls.begin();it!=tls.end();++it){
				if(!rmv[*it]&&f2(a[i].x-a[*it].x)+f2(a[i].y-a[*it].y)<=f2(a[i].r+a[*it].r)){
					res[a[*it].id]=a[i].id;
					rmv[*it]=1;
				}
			}
		}
	}
	REP(i,0,n)cout<<res[i]+1<<" ";
}

Compilation message

circle_selection.cpp:20:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main(){
      ^

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 3 ms 384 KB Output is correct
8 Correct 3 ms 384 KB Output is correct
9 Correct 3 ms 384 KB Output is correct
10 Correct 3 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 3 ms 512 KB Output is correct
14 Correct 3 ms 384 KB Output is correct
15 Correct 3 ms 384 KB Output is correct
16 Correct 3 ms 512 KB Output is correct
17 Correct 3 ms 384 KB Output is correct
18 Correct 3 ms 384 KB Output is correct
19 Correct 5 ms 640 KB Output is correct
20 Correct 7 ms 640 KB Output is correct
21 Correct 6 ms 640 KB Output is correct
22 Correct 44 ms 4524 KB Output is correct
23 Correct 53 ms 4520 KB Output is correct
24 Correct 34 ms 3240 KB Output is correct
25 Correct 55 ms 3624 KB Output is correct
26 Correct 44 ms 4392 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 229 ms 18620 KB Output is correct
2 Correct 277 ms 18572 KB Output is correct
3 Correct 270 ms 17924 KB Output is correct
4 Correct 202 ms 14692 KB Output is correct
5 Correct 674 ms 19092 KB Output is correct
6 Correct 2211 ms 55216 KB Output is correct
7 Correct 684 ms 20548 KB Output is correct
8 Correct 971 ms 27924 KB Output is correct

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 1866 ms 71288 KB Output is correct
3 Execution timed out 3028 ms 151412 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 3040 ms 83448 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 3 ms 384 KB Output is correct
8 Correct 3 ms 384 KB Output is correct
9 Correct 3 ms 384 KB Output is correct
10 Correct 3 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 3 ms 512 KB Output is correct
14 Correct 3 ms 384 KB Output is correct
15 Correct 3 ms 384 KB Output is correct
16 Correct 3 ms 512 KB Output is correct
17 Correct 3 ms 384 KB Output is correct
18 Correct 3 ms 384 KB Output is correct
19 Correct 5 ms 640 KB Output is correct
20 Correct 7 ms 640 KB Output is correct
21 Correct 6 ms 640 KB Output is correct
22 Correct 44 ms 4524 KB Output is correct
23 Correct 53 ms 4520 KB Output is correct
24 Correct 34 ms 3240 KB Output is correct
25 Correct 55 ms 3624 KB Output is correct
26 Correct 44 ms 4392 KB Output is correct
27 Correct 8 ms 992 KB Output is correct
28 Correct 9 ms 1116 KB Output is correct
29 Correct 10 ms 1068 KB Output is correct
30 Correct 104 ms 8736 KB Output is correct
31 Correct 117 ms 8840 KB Output is correct
32 Correct 90 ms 6192 KB Output is correct
33 Correct 62 ms 5792 KB Output is correct
34 Correct 74 ms 5864 KB Output is correct
35 Correct 78 ms 6324 KB Output is correct
36 Correct 2153 ms 75944 KB Output is correct
37 Correct 2016 ms 71192 KB Output is correct
38 Correct 2120 ms 76556 KB Output is correct
39 Correct 536 ms 11464 KB Output is correct
40 Correct 590 ms 11636 KB Output is correct
41 Correct 593 ms 11548 KB Output is correct
42 Correct 429 ms 10668 KB Output is correct
43 Correct 2167 ms 139304 KB Output is correct
44 Correct 1981 ms 139444 KB Output is correct
45 Correct 2244 ms 139304 KB Output is correct
46 Correct 2100 ms 139224 KB Output is correct
47 Correct 1941 ms 139656 KB Output is correct
48 Correct 1985 ms 139480 KB Output is correct
49 Correct 2888 ms 139416 KB Output is correct
50 Correct 2305 ms 139264 KB Output is correct

Subtask #6
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 3 ms 384 KB Output is correct
8 Correct 3 ms 384 KB Output is correct
9 Correct 3 ms 384 KB Output is correct
10 Correct 3 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 3 ms 512 KB Output is correct
14 Correct 3 ms 384 KB Output is correct
15 Correct 3 ms 384 KB Output is correct
16 Correct 3 ms 512 KB Output is correct
17 Correct 3 ms 384 KB Output is correct
18 Correct 3 ms 384 KB Output is correct
19 Correct 5 ms 640 KB Output is correct
20 Correct 7 ms 640 KB Output is correct
21 Correct 6 ms 640 KB Output is correct
22 Correct 44 ms 4524 KB Output is correct
23 Correct 53 ms 4520 KB Output is correct
24 Correct 34 ms 3240 KB Output is correct
25 Correct 55 ms 3624 KB Output is correct
26 Correct 44 ms 4392 KB Output is correct
27 Correct 229 ms 18620 KB Output is correct
28 Correct 277 ms 18572 KB Output is correct
29 Correct 270 ms 17924 KB Output is correct
30 Correct 202 ms 14692 KB Output is correct
31 Correct 674 ms 19092 KB Output is correct
32 Correct 2211 ms 55216 KB Output is correct
33 Correct 684 ms 20548 KB Output is correct
34 Correct 971 ms 27924 KB Output is correct
35 Correct 2 ms 384 KB Output is correct
36 Correct 1866 ms 71288 KB Output is correct
37 Execution timed out 3028 ms 151412 KB Time limit exceeded
38 Halted 0 ms 0 KB -