oj.uz

Submission #404792

# Submission time Handle Problem Language Result Execution time Memory
404792 2021-05-15T02:36:45 Z jjang36524 Circle selection (APIO18_circle_selection) C++14
49 / 100
 3000 ms 43052 KB 
#include <iostream>
#include <algorithm>
#include <unordered_map>
#include <vector>
#define int long long
using namespace std;
unordered_map<int, vector<int>>x;
int po[300100][2];
vector<pair<int, int>>so;
int pre[300100];
int num[300100];
signed main()
{
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	int N;
	cin >> N;
	int i;
	for (i = 0; i < N; i++)
	{
		int a, b, c;
		cin >> a >> b >> c;
		a += 1LL << 30;
		b += 1LL << 30;
		pre[i] = c;
		so.push_back({ -c,i });
		po[i][0]=a;
		po[i][1] = b;
	}
	sort(so.begin(), so.end());
	int gr = 30;
	for (i = 0; i < N; i++)
	{
		x[po[i][0] / (1LL << gr)*(1LL<<31)+ po[i][1] / (1LL << gr)].push_back(i);
	}
	for (i = 0; i < N; i++)
	{
		if (num[so[i].second])
			continue;
		while ((1LL << gr) >= -so[i].first*2)
		{
			gr--;
			x.clear();
			int i;
			for (i = 0; i < N; i++)
			{
				x[po[i][0] / (1LL << gr) * (1LL << 31) + po[i][1] / (1LL << gr)].push_back(i);
			}
		}
		int xx = po[so[i].second][0] / (1LL << gr);
		int y = po[so[i].second][1] / (1LL << gr);
		int j, k;
		for (j = xx - 2; j <= xx + 2; j++)
		{
			for (k = y - 2; k <= y + 2; k++)
			{
				if (!x.count(j * (1LL << 31) + k))
					continue;
				int l;
				for (l = 0; l < x[j*(1LL<<31)+ k].size(); l++)
				{
					int le = x[j * (1LL << 31)+ k][l];
					if (num[le])
						continue;
					int xxx = (po[so[i].second][0] - po[le][0]);
					int yyy = (po[so[i].second][1] - po[le][1]);
					int rrr = (-so[i].first + pre[le]);
					if (xxx*xxx+yyy*yyy<=rrr*rrr)
					{
						num[le] = so[i].second+1;
					}
				}
			}
		}
	}
	for (i = 0; i < N; i++)
	{
		cout << num[i] << ' ';
	}
}

Compilation message

circle_selection.cpp: In function 'int main()':
circle_selection.cpp:60:19: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   60 |     for (l = 0; l < x[j*(1LL<<31)+ k].size(); l++)
      |                 ~~^~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 2 ms 460 KB Output is correct
17 Correct 2 ms 332 KB Output is correct
18 Correct 2 ms 332 KB Output is correct
19 Correct 4 ms 716 KB Output is correct
20 Correct 4 ms 716 KB Output is correct
21 Correct 8 ms 844 KB Output is correct
22 Correct 26 ms 972 KB Output is correct
23 Correct 27 ms 1032 KB Output is correct
24 Correct 27 ms 992 KB Output is correct
25 Correct 29 ms 1040 KB Output is correct
26 Correct 26 ms 972 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 220 ms 21244 KB Output is correct
2 Correct 234 ms 21224 KB Output is correct
3 Correct 216 ms 20592 KB Output is correct
4 Correct 219 ms 20260 KB Output is correct
5 Correct 1064 ms 35492 KB Output is correct
6 Correct 2191 ms 42500 KB Output is correct
7 Correct 1552 ms 41492 KB Output is correct
8 Correct 1732 ms 41924 KB Output is correct

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1123 ms 14940 KB Output is correct
3 Execution timed out 3051 ms 41068 KB Time limit exceeded
4 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 2668 ms 43052 KB Output is correct
2 Execution timed out 3080 ms 38528 KB Time limit exceeded
3 Halted 0 ms 0 KB -

Subtask #5
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 2 ms 460 KB Output is correct
17 Correct 2 ms 332 KB Output is correct
18 Correct 2 ms 332 KB Output is correct
19 Correct 4 ms 716 KB Output is correct
20 Correct 4 ms 716 KB Output is correct
21 Correct 8 ms 844 KB Output is correct
22 Correct 26 ms 972 KB Output is correct
23 Correct 27 ms 1032 KB Output is correct
24 Correct 27 ms 992 KB Output is correct
25 Correct 29 ms 1040 KB Output is correct
26 Correct 26 ms 972 KB Output is correct
27 Correct 16 ms 1616 KB Output is correct
28 Correct 8 ms 1072 KB Output is correct
29 Correct 9 ms 1024 KB Output is correct
30 Correct 57 ms 1692 KB Output is correct
31 Correct 55 ms 1648 KB Output is correct
32 Correct 58 ms 1636 KB Output is correct
33 Correct 68 ms 7352 KB Output is correct
34 Correct 74 ms 7444 KB Output is correct
35 Correct 366 ms 14752 KB Output is correct
36 Correct 1037 ms 14808 KB Output is correct
37 Correct 1049 ms 14892 KB Output is correct
38 Correct 1037 ms 14772 KB Output is correct
39 Correct 610 ms 14512 KB Output is correct
40 Correct 636 ms 14488 KB Output is correct
41 Correct 600 ms 14368 KB Output is correct
42 Correct 291 ms 11212 KB Output is correct
43 Correct 470 ms 14736 KB Output is correct
44 Correct 496 ms 14592 KB Output is correct
45 Correct 514 ms 14660 KB Output is correct
46 Correct 445 ms 14628 KB Output is correct
47 Correct 524 ms 14688 KB Output is correct
48 Correct 448 ms 14576 KB Output is correct
49 Correct 458 ms 14660 KB Output is correct
50 Correct 498 ms 14672 KB Output is correct

Subtask #6
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 332 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 2 ms 460 KB Output is correct
17 Correct 2 ms 332 KB Output is correct
18 Correct 2 ms 332 KB Output is correct
19 Correct 4 ms 716 KB Output is correct
20 Correct 4 ms 716 KB Output is correct
21 Correct 8 ms 844 KB Output is correct
22 Correct 26 ms 972 KB Output is correct
23 Correct 27 ms 1032 KB Output is correct
24 Correct 27 ms 992 KB Output is correct
25 Correct 29 ms 1040 KB Output is correct
26 Correct 26 ms 972 KB Output is correct
27 Correct 220 ms 21244 KB Output is correct
28 Correct 234 ms 21224 KB Output is correct
29 Correct 216 ms 20592 KB Output is correct
30 Correct 219 ms 20260 KB Output is correct
31 Correct 1064 ms 35492 KB Output is correct
32 Correct 2191 ms 42500 KB Output is correct
33 Correct 1552 ms 41492 KB Output is correct
34 Correct 1732 ms 41924 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 1123 ms 14940 KB Output is correct
37 Execution timed out 3051 ms 41068 KB Time limit exceeded
38 Halted 0 ms 0 KB -