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답안 #153236

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
153236 2019-09-13T01:43:47 Z username 원 고르기 (APIO18_circle_selection) C++14
49 / 100
 3000 ms 349696 KB 
#pragma GCC optimize("O3")
#include<bits/stdc++.h>
using namespace std;
typedef pair<int,int> pii;
#define REP(i,j,k) for(int i=(j);i<(k);++i)
#define pb push_back
#define F first
#define S second
#define IOS cin.tie(0),ios_base::sync_with_stdio(false)
#define f2(x) (int64_t(x)*(x))
 
const int maxn=3e5+3,inf=2e9+3,bl=2e9+3;
struct C{int x,y,r,id;}a[maxn];
int n,res[maxn];
bool rmv[maxn];
unordered_map<int64_t,vector<int>>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,[](const C&x,const C&y){return x.r==y.r?x.id<y.id:x.r>y.r;});
	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,i,n)if(!rmv[j])mp[(int64_t)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-5,xx)REP(y,yy-5,yy){
			auto&tls=mp[(int64_t)(x+3)*bl+(y+3)];
			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:18:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main(){
      ^

Subtask #1
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 380 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 3 ms 504 KB Output is correct
12 Correct 3 ms 504 KB Output is correct
13 Correct 3 ms 376 KB Output is correct
14 Correct 3 ms 504 KB Output is correct
15 Correct 3 ms 504 KB Output is correct
16 Correct 3 ms 376 KB Output is correct
17 Correct 3 ms 376 KB Output is correct
18 Correct 3 ms 376 KB Output is correct
19 Correct 6 ms 632 KB Output is correct
20 Correct 5 ms 632 KB Output is correct
21 Correct 6 ms 632 KB Output is correct
22 Correct 28 ms 4696 KB Output is correct
23 Correct 27 ms 4660 KB Output is correct
24 Correct 28 ms 4616 KB Output is correct
25 Correct 27 ms 4744 KB Output is correct
26 Correct 28 ms 4652 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 197 ms 9924 KB Output is correct
2 Correct 198 ms 10976 KB Output is correct
3 Correct 198 ms 10952 KB Output is correct
4 Correct 217 ms 9936 KB Output is correct
5 Correct 232 ms 14080 KB Output is correct
6 Correct 1088 ms 63580 KB Output is correct
7 Correct 273 ms 17412 KB Output is correct
8 Correct 437 ms 24940 KB Output is correct

Subtask #3
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 1083 ms 81732 KB Output is correct
3 Execution timed out 3104 ms 280264 KB Time limit exceeded
4 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 3059 ms 349696 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 380 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 3 ms 504 KB Output is correct
12 Correct 3 ms 504 KB Output is correct
13 Correct 3 ms 376 KB Output is correct
14 Correct 3 ms 504 KB Output is correct
15 Correct 3 ms 504 KB Output is correct
16 Correct 3 ms 376 KB Output is correct
17 Correct 3 ms 376 KB Output is correct
18 Correct 3 ms 376 KB Output is correct
19 Correct 6 ms 632 KB Output is correct
20 Correct 5 ms 632 KB Output is correct
21 Correct 6 ms 632 KB Output is correct
22 Correct 28 ms 4696 KB Output is correct
23 Correct 27 ms 4660 KB Output is correct
24 Correct 28 ms 4616 KB Output is correct
25 Correct 27 ms 4744 KB Output is correct
26 Correct 28 ms 4652 KB Output is correct
27 Correct 9 ms 632 KB Output is correct
28 Correct 9 ms 632 KB Output is correct
29 Correct 9 ms 760 KB Output is correct
30 Correct 68 ms 8772 KB Output is correct
31 Correct 75 ms 8860 KB Output is correct
32 Correct 71 ms 8760 KB Output is correct
33 Correct 72 ms 3700 KB Output is correct
34 Correct 71 ms 3568 KB Output is correct
35 Correct 74 ms 3260 KB Output is correct
36 Correct 1073 ms 81976 KB Output is correct
37 Correct 1088 ms 81488 KB Output is correct
38 Correct 1086 ms 81624 KB Output is correct
39 Correct 405 ms 23920 KB Output is correct
40 Correct 382 ms 23988 KB Output is correct
41 Correct 407 ms 24080 KB Output is correct
42 Correct 146 ms 11780 KB Output is correct
43 Correct 1283 ms 137436 KB Output is correct
44 Correct 1296 ms 137552 KB Output is correct
45 Correct 1340 ms 137556 KB Output is correct
46 Correct 1294 ms 137516 KB Output is correct
47 Correct 1285 ms 137744 KB Output is correct
48 Correct 1292 ms 137732 KB Output is correct
49 Correct 1858 ms 137716 KB Output is correct
50 Correct 1413 ms 137452 KB Output is correct

Subtask #6
0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 380 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 3 ms 504 KB Output is correct
12 Correct 3 ms 504 KB Output is correct
13 Correct 3 ms 376 KB Output is correct
14 Correct 3 ms 504 KB Output is correct
15 Correct 3 ms 504 KB Output is correct
16 Correct 3 ms 376 KB Output is correct
17 Correct 3 ms 376 KB Output is correct
18 Correct 3 ms 376 KB Output is correct
19 Correct 6 ms 632 KB Output is correct
20 Correct 5 ms 632 KB Output is correct
21 Correct 6 ms 632 KB Output is correct
22 Correct 28 ms 4696 KB Output is correct
23 Correct 27 ms 4660 KB Output is correct
24 Correct 28 ms 4616 KB Output is correct
25 Correct 27 ms 4744 KB Output is correct
26 Correct 28 ms 4652 KB Output is correct
27 Correct 197 ms 9924 KB Output is correct
28 Correct 198 ms 10976 KB Output is correct
29 Correct 198 ms 10952 KB Output is correct
30 Correct 217 ms 9936 KB Output is correct
31 Correct 232 ms 14080 KB Output is correct
32 Correct 1088 ms 63580 KB Output is correct
33 Correct 273 ms 17412 KB Output is correct
34 Correct 437 ms 24940 KB Output is correct
35 Correct 2 ms 384 KB Output is correct
36 Correct 1083 ms 81732 KB Output is correct
37 Execution timed out 3104 ms 280264 KB Time limit exceeded
38 Halted 0 ms 0 KB -