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답안 #153237

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
153237 2019-09-13T01:45:55 Z username 원 고르기 (APIO18_circle_selection) C++14
49 / 100
 3000 ms 356296 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 emplace_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 2 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 376 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 2 ms 504 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 3 ms 504 KB Output is correct
15 Correct 2 ms 376 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 504 KB Output is correct
20 Correct 5 ms 504 KB Output is correct
21 Correct 5 ms 504 KB Output is correct
22 Correct 26 ms 4616 KB Output is correct
23 Correct 27 ms 4488 KB Output is correct
24 Correct 30 ms 4600 KB Output is correct
25 Correct 27 ms 4616 KB Output is correct
26 Correct 28 ms 4616 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 195 ms 8844 KB Output is correct
2 Correct 199 ms 9656 KB Output is correct
3 Correct 195 ms 9868 KB Output is correct
4 Correct 192 ms 8784 KB Output is correct
5 Correct 236 ms 12328 KB Output is correct
6 Correct 1043 ms 61916 KB Output is correct
7 Correct 278 ms 15752 KB Output is correct
8 Correct 373 ms 23224 KB Output is correct

Subtask #3
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 380 KB Output is correct
2 Correct 1092 ms 80440 KB Output is correct
3 Execution timed out 3072 ms 279156 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 3068 ms 356296 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 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 376 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 2 ms 504 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 3 ms 504 KB Output is correct
15 Correct 2 ms 376 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 504 KB Output is correct
20 Correct 5 ms 504 KB Output is correct
21 Correct 5 ms 504 KB Output is correct
22 Correct 26 ms 4616 KB Output is correct
23 Correct 27 ms 4488 KB Output is correct
24 Correct 30 ms 4600 KB Output is correct
25 Correct 27 ms 4616 KB Output is correct
26 Correct 28 ms 4616 KB Output is correct
27 Correct 9 ms 760 KB Output is correct
28 Correct 9 ms 760 KB Output is correct
29 Correct 9 ms 760 KB Output is correct
30 Correct 59 ms 8764 KB Output is correct
31 Correct 59 ms 8888 KB Output is correct
32 Correct 55 ms 8888 KB Output is correct
33 Correct 73 ms 4084 KB Output is correct
34 Correct 72 ms 3956 KB Output is correct
35 Correct 74 ms 3516 KB Output is correct
36 Correct 1070 ms 82228 KB Output is correct
37 Correct 1087 ms 81880 KB Output is correct
38 Correct 1087 ms 81804 KB Output is correct
39 Correct 408 ms 24220 KB Output is correct
40 Correct 420 ms 24100 KB Output is correct
41 Correct 437 ms 24268 KB Output is correct
42 Correct 166 ms 12040 KB Output is correct
43 Correct 1392 ms 137700 KB Output is correct
44 Correct 1293 ms 137848 KB Output is correct
45 Correct 1399 ms 137924 KB Output is correct
46 Correct 1329 ms 138076 KB Output is correct
47 Correct 1281 ms 138056 KB Output is correct
48 Correct 1287 ms 137920 KB Output is correct
49 Correct 1852 ms 138124 KB Output is correct
50 Correct 1418 ms 137928 KB Output is correct

Subtask #6
0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 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 376 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 2 ms 504 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 3 ms 504 KB Output is correct
15 Correct 2 ms 376 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 504 KB Output is correct
20 Correct 5 ms 504 KB Output is correct
21 Correct 5 ms 504 KB Output is correct
22 Correct 26 ms 4616 KB Output is correct
23 Correct 27 ms 4488 KB Output is correct
24 Correct 30 ms 4600 KB Output is correct
25 Correct 27 ms 4616 KB Output is correct
26 Correct 28 ms 4616 KB Output is correct
27 Correct 195 ms 8844 KB Output is correct
28 Correct 199 ms 9656 KB Output is correct
29 Correct 195 ms 9868 KB Output is correct
30 Correct 192 ms 8784 KB Output is correct
31 Correct 236 ms 12328 KB Output is correct
32 Correct 1043 ms 61916 KB Output is correct
33 Correct 278 ms 15752 KB Output is correct
34 Correct 373 ms 23224 KB Output is correct
35 Correct 2 ms 380 KB Output is correct
36 Correct 1092 ms 80440 KB Output is correct
37 Execution timed out 3072 ms 279156 KB Time limit exceeded
38 Halted 0 ms 0 KB -