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Submission #50099

# Submission time Handle Problem Language Result Execution time Memory
50099 2018-06-07T14:11:17 Z zetapi Circle selection (APIO18_circle_selection) C++14
30 / 100
 3000 ms 148360 KB 
#include <bits/stdc++.h>
using namespace std;
 
#define pb  push_back
#define mp  make_pair
#define int long long
#define itr ::iterator 
 
typedef pair<int,int>  pii;
 
const int MAX=4e5;
const int INF=1e12;
 
set<int> st;

map<int,int> maps;

vector< vector<pii> > vec(MAX);
 
int N,mnx,mny,ptr,X[MAX],Y[MAX],R[MAX],par[MAX],block[MAX][2];
 
bool ok(int F,int S)
{
	if((X[F]-X[S])*(X[F]-X[S])+(Y[F]-Y[S])*(Y[F]-Y[S])>(R[F]+R[S])*(R[F]+R[S]))
		return false;
	return true;
}
 
signed main()
{
	ios_base::sync_with_stdio(false);
	/*cin.tie(0);
	cout.tie(0);*/
 	
 	/* 	input
 		11
		9 9 2
		13 2 1
		11 8 2
		3 3 2
		3 12 1
		12 14 1
		9 8 5
		2 8 2
		5 2 1
		14 4 2
		14 14 1
	*/
	priority_queue< pair<int,int> > qu;
 	mnx=INF;
 	mny=INF;
 	int k=-INF;
	cin>>N;
	for(int A=1;A<=N;A++)
	{
		cin>>X[A]>>Y[A]>>R[A];
		mnx=min(mnx,X[A]);
		mnx=min(mnx,Y[A]);
		k=max(k,R[A]);
		qu.push(mp(R[A],-A));
	}
	for(int A=1;A<=N;A++)
	{
		X[A]-=mnx;
		Y[A]-=mnx;
		block[A][0]=X[A]/k;
		block[A][1]=Y[A]/k;
		st.insert(block[A][1]);
	}
	for(auto A:st)
		maps[A]=++ptr;
	for(int A=1;A<=N;A++)
		vec[maps[block[A][1]]].pb(mp(block[A][0],A));
	//for(int A=1;A<=N;A++)
	while(!qu.empty())
	{
		int A=-qu.top().second;
		qu.pop();
		if(par[A])
			continue;
		par[A]=A;
		for(int B,C=block[A][1]-2;C<=block[A][1]+2;C++)
		{
			B=maps[C];
			if(vec[B].empty())
				continue;
			pii lol=mp(block[A][0]-2,0);
			for(vector<pii> itr it=vec[B].begin();it!=vec[B].end();it++)
			{
				if(par[it->second])
					continue;
				if(ok(A,it->second))
					par[it->second]=A;
			}
		}
	}
	for(int A=1;A<=N;A++)
		cout<<par[A]<<" ";
	return 0;
}

Compilation message

circle_selection.cpp: In function 'int main()':
circle_selection.cpp:87:8: warning: variable 'lol' set but not used [-Wunused-but-set-variable]
    pii lol=mp(block[A][0]-2,0);
        ^~~

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 9720 KB Output is correct
2 Correct 10 ms 9828 KB Output is correct
3 Correct 11 ms 9904 KB Output is correct
4 Correct 10 ms 9980 KB Output is correct
5 Correct 10 ms 9980 KB Output is correct
6 Correct 12 ms 9980 KB Output is correct
7 Correct 11 ms 9980 KB Output is correct
8 Correct 10 ms 9980 KB Output is correct
9 Correct 11 ms 9980 KB Output is correct
10 Correct 11 ms 10016 KB Output is correct
11 Correct 12 ms 10048 KB Output is correct
12 Correct 11 ms 10048 KB Output is correct
13 Correct 11 ms 10092 KB Output is correct
14 Correct 10 ms 10096 KB Output is correct
15 Correct 11 ms 10196 KB Output is correct
16 Correct 10 ms 10196 KB Output is correct
17 Correct 11 ms 10196 KB Output is correct
18 Correct 12 ms 10196 KB Output is correct
19 Correct 14 ms 10612 KB Output is correct
20 Correct 14 ms 10620 KB Output is correct
21 Correct 14 ms 10620 KB Output is correct
22 Correct 32 ms 11916 KB Output is correct
23 Correct 26 ms 12300 KB Output is correct
24 Correct 24 ms 12300 KB Output is correct
25 Correct 30 ms 12300 KB Output is correct
26 Correct 27 ms 12300 KB Output is correct

Subtask #2
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 319 ms 38964 KB Output is correct
2 Correct 298 ms 38964 KB Output is correct
3 Correct 284 ms 39044 KB Output is correct
4 Correct 277 ms 39044 KB Output is correct
5 Execution timed out 3058 ms 39044 KB Time limit exceeded
6 Halted 0 ms 0 KB -

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 39044 KB Output is correct
2 Correct 441 ms 39044 KB Output is correct
3 Correct 1923 ms 40960 KB Output is correct
4 Correct 1857 ms 40992 KB Output is correct
5 Correct 2905 ms 40992 KB Output is correct
6 Correct 727 ms 40992 KB Output is correct
7 Correct 235 ms 40992 KB Output is correct
8 Correct 54 ms 40992 KB Output is correct
9 Correct 2705 ms 40992 KB Output is correct
10 Execution timed out 3071 ms 40992 KB Time limit exceeded

Subtask #4
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1893 ms 51948 KB Output is correct
2 Correct 2461 ms 148360 KB Output is correct
3 Correct 1821 ms 148360 KB Output is correct
4 Correct 2433 ms 148360 KB Output is correct
5 Correct 2275 ms 148360 KB Output is correct
6 Correct 639 ms 148360 KB Output is correct

Subtask #5
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 9720 KB Output is correct
2 Correct 10 ms 9828 KB Output is correct
3 Correct 11 ms 9904 KB Output is correct
4 Correct 10 ms 9980 KB Output is correct
5 Correct 10 ms 9980 KB Output is correct
6 Correct 12 ms 9980 KB Output is correct
7 Correct 11 ms 9980 KB Output is correct
8 Correct 10 ms 9980 KB Output is correct
9 Correct 11 ms 9980 KB Output is correct
10 Correct 11 ms 10016 KB Output is correct
11 Correct 12 ms 10048 KB Output is correct
12 Correct 11 ms 10048 KB Output is correct
13 Correct 11 ms 10092 KB Output is correct
14 Correct 10 ms 10096 KB Output is correct
15 Correct 11 ms 10196 KB Output is correct
16 Correct 10 ms 10196 KB Output is correct
17 Correct 11 ms 10196 KB Output is correct
18 Correct 12 ms 10196 KB Output is correct
19 Correct 14 ms 10612 KB Output is correct
20 Correct 14 ms 10620 KB Output is correct
21 Correct 14 ms 10620 KB Output is correct
22 Correct 32 ms 11916 KB Output is correct
23 Correct 26 ms 12300 KB Output is correct
24 Correct 24 ms 12300 KB Output is correct
25 Correct 30 ms 12300 KB Output is correct
26 Correct 27 ms 12300 KB Output is correct
27 Correct 24 ms 148360 KB Output is correct
28 Correct 18 ms 148360 KB Output is correct
29 Correct 19 ms 148360 KB Output is correct
30 Correct 47 ms 148360 KB Output is correct
31 Correct 37 ms 148360 KB Output is correct
32 Correct 48 ms 148360 KB Output is correct
33 Correct 112 ms 148360 KB Output is correct
34 Correct 103 ms 148360 KB Output is correct
35 Correct 153 ms 148360 KB Output is correct
36 Correct 442 ms 148360 KB Output is correct
37 Correct 529 ms 148360 KB Output is correct
38 Correct 404 ms 148360 KB Output is correct
39 Execution timed out 3060 ms 148360 KB Time limit exceeded
40 Halted 0 ms 0 KB -

Subtask #6
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 9720 KB Output is correct
2 Correct 10 ms 9828 KB Output is correct
3 Correct 11 ms 9904 KB Output is correct
4 Correct 10 ms 9980 KB Output is correct
5 Correct 10 ms 9980 KB Output is correct
6 Correct 12 ms 9980 KB Output is correct
7 Correct 11 ms 9980 KB Output is correct
8 Correct 10 ms 9980 KB Output is correct
9 Correct 11 ms 9980 KB Output is correct
10 Correct 11 ms 10016 KB Output is correct
11 Correct 12 ms 10048 KB Output is correct
12 Correct 11 ms 10048 KB Output is correct
13 Correct 11 ms 10092 KB Output is correct
14 Correct 10 ms 10096 KB Output is correct
15 Correct 11 ms 10196 KB Output is correct
16 Correct 10 ms 10196 KB Output is correct
17 Correct 11 ms 10196 KB Output is correct
18 Correct 12 ms 10196 KB Output is correct
19 Correct 14 ms 10612 KB Output is correct
20 Correct 14 ms 10620 KB Output is correct
21 Correct 14 ms 10620 KB Output is correct
22 Correct 32 ms 11916 KB Output is correct
23 Correct 26 ms 12300 KB Output is correct
24 Correct 24 ms 12300 KB Output is correct
25 Correct 30 ms 12300 KB Output is correct
26 Correct 27 ms 12300 KB Output is correct
27 Correct 319 ms 38964 KB Output is correct
28 Correct 298 ms 38964 KB Output is correct
29 Correct 284 ms 39044 KB Output is correct
30 Correct 277 ms 39044 KB Output is correct
31 Execution timed out 3058 ms 39044 KB Time limit exceeded
32 Halted 0 ms 0 KB -