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답안 #153238

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
153238 2019-09-13T01:52:45 Z username 원 고르기 (APIO18_circle_selection) C++14
49 / 100
 3000 ms 357672 KB 
#include<bits/stdc++.h>
using namespace std;
typedef pair<int,int> pii;
#define REP(i,j,k) for(register 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,[](C&x,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:17:6: 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 380 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 380 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 508 KB Output is correct
13 Correct 3 ms 376 KB Output is correct
14 Correct 3 ms 508 KB Output is correct
15 Correct 2 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 6 ms 632 KB Output is correct
21 Correct 6 ms 632 KB Output is correct
22 Correct 30 ms 4744 KB Output is correct
23 Correct 27 ms 4616 KB Output is correct
24 Correct 28 ms 4612 KB Output is correct
25 Correct 28 ms 4616 KB Output is correct
26 Correct 27 ms 4744 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 199 ms 9104 KB Output is correct
2 Correct 198 ms 10096 KB Output is correct
3 Correct 197 ms 10076 KB Output is correct
4 Correct 192 ms 9040 KB Output is correct
5 Correct 239 ms 12736 KB Output is correct
6 Correct 1057 ms 62316 KB Output is correct
7 Correct 283 ms 16160 KB Output is correct
8 Correct 413 ms 23484 KB Output is correct

Subtask #3
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 292 KB Output is correct
2 Correct 1104 ms 80720 KB Output is correct
3 Execution timed out 3056 ms 279204 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 3054 ms 357672 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 380 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 380 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 508 KB Output is correct
13 Correct 3 ms 376 KB Output is correct
14 Correct 3 ms 508 KB Output is correct
15 Correct 2 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 6 ms 632 KB Output is correct
21 Correct 6 ms 632 KB Output is correct
22 Correct 30 ms 4744 KB Output is correct
23 Correct 27 ms 4616 KB Output is correct
24 Correct 28 ms 4612 KB Output is correct
25 Correct 28 ms 4616 KB Output is correct
26 Correct 27 ms 4744 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 636 KB Output is correct
30 Correct 63 ms 8704 KB Output is correct
31 Correct 62 ms 8760 KB Output is correct
32 Correct 65 ms 8752 KB Output is correct
33 Correct 72 ms 3672 KB Output is correct
34 Correct 71 ms 3572 KB Output is correct
35 Correct 74 ms 3296 KB Output is correct
36 Correct 1119 ms 81848 KB Output is correct
37 Correct 1229 ms 81540 KB Output is correct
38 Correct 1227 ms 81368 KB Output is correct
39 Correct 422 ms 23968 KB Output is correct
40 Correct 437 ms 24064 KB Output is correct
41 Correct 428 ms 24080 KB Output is correct
42 Correct 184 ms 11916 KB Output is correct
43 Correct 1292 ms 137552 KB Output is correct
44 Correct 1290 ms 137592 KB Output is correct
45 Correct 1409 ms 137380 KB Output is correct
46 Correct 1308 ms 137676 KB Output is correct
47 Correct 1304 ms 137744 KB Output is correct
48 Correct 1308 ms 137644 KB Output is correct
49 Correct 1912 ms 137700 KB Output is correct
50 Correct 1447 ms 137540 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 380 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 380 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 508 KB Output is correct
13 Correct 3 ms 376 KB Output is correct
14 Correct 3 ms 508 KB Output is correct
15 Correct 2 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 6 ms 632 KB Output is correct
21 Correct 6 ms 632 KB Output is correct
22 Correct 30 ms 4744 KB Output is correct
23 Correct 27 ms 4616 KB Output is correct
24 Correct 28 ms 4612 KB Output is correct
25 Correct 28 ms 4616 KB Output is correct
26 Correct 27 ms 4744 KB Output is correct
27 Correct 199 ms 9104 KB Output is correct
28 Correct 198 ms 10096 KB Output is correct
29 Correct 197 ms 10076 KB Output is correct
30 Correct 192 ms 9040 KB Output is correct
31 Correct 239 ms 12736 KB Output is correct
32 Correct 1057 ms 62316 KB Output is correct
33 Correct 283 ms 16160 KB Output is correct
34 Correct 413 ms 23484 KB Output is correct
35 Correct 2 ms 292 KB Output is correct
36 Correct 1104 ms 80720 KB Output is correct
37 Execution timed out 3056 ms 279204 KB Time limit exceeded
38 Halted 0 ms 0 KB -