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Submission #471475

# Submission time Handle Problem Language Result Execution time Memory
471475 2021-09-09T13:19:30 Z prvocislo Treatment Project (JOI20_treatment) C++17
100 / 100
 865 ms 66404 KB 
#include <iostream>
#include <vector>
#include <algorithm>
#include <set>
#include <queue>
typedef long long ll;
using namespace std;

const int maxm = 1 << 17;
priority_queue<pair<int, int>, vector<pair<int, int> >, greater<pair<int, int> > > st[2][maxm * 2];
vector<int> cm[2]; // skomprimovane x suradnice
ll dist[maxm]; // vzdialenosti
int n, m;
void update(int ly, int x, int y, int i)
{
	x = lower_bound(cm[ly].begin(), cm[ly].end(), x) - cm[ly].begin();
	for (x += maxm; x > 0; x >>= 1)
		st[ly][x].push({ y, i });
}
vector<int> v;
void query(int ly, int x, int y)
{
	x = lower_bound(cm[ly].begin(), cm[ly].end(), x) - cm[ly].begin();
	for (int r = x + maxm + 1; r > 0; r >>= 1) if (r & 1)
	{
		r--;
		while (!st[ly][r].empty() && st[ly][r].top().first <= y)
		{
			int i = st[ly][r].top().second; st[ly][r].pop();
			if (!dist[i]) v.push_back(i);
		}
	}
}
struct project { int t, l, r, c; } p[maxm];
int main()
{
	ios::sync_with_stdio(false);
	cin.tie(0);
	cin >> n >> m; 
	priority_queue<pair<ll, int>, vector<pair<ll, int> >, greater<pair<ll, int> > > mini;
	for (int i = 0; i < m; i++)
	{
		cin >> p[i].t >> p[i].l >> p[i].r >> p[i].c, p[i].l--;
		if (!p[i].l) mini.push({ p[i].c, i }), dist[i] = p[i].c;
		cm[0].push_back(-p[i].t), cm[1].push_back(p[i].t);
	}
	for (int l = 0; l < 2; l++)
	{
		sort(cm[l].begin(), cm[l].end());
		for (int i = 0; i < m; i++) update(l, (l == 0 ? -p[i].t : p[i].t), (l == 0 ? p[i].l + p[i].t : p[i].l - p[i].t), i);
	}
	while (!mini.empty())
	{
		int i = mini.top().second;
		mini.pop();
		if (p[i].r == n)
		{
			cout << dist[i] << "\n";
			return 0;
		}
		v.clear();
		query(0, -p[i].t, p[i].r + p[i].t);
		query(1, p[i].t, p[i].r - p[i].t);
		for (int j : v) if (!dist[j])
		{
			//cout << i << " -> " << j << "\n";
			dist[j] = dist[i] + (ll)p[j].c;
			mini.push({ dist[j], j });
		}
	}
	cout << "-1\n";
	return 0;
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 226 ms 53228 KB Output is correct
2 Correct 196 ms 56352 KB Output is correct
3 Correct 205 ms 55908 KB Output is correct
4 Correct 231 ms 55868 KB Output is correct
5 Correct 194 ms 57892 KB Output is correct
6 Correct 211 ms 56344 KB Output is correct
7 Correct 228 ms 56268 KB Output is correct
8 Correct 165 ms 56292 KB Output is correct
9 Correct 162 ms 55824 KB Output is correct
10 Correct 162 ms 55480 KB Output is correct
11 Correct 201 ms 58336 KB Output is correct
12 Correct 207 ms 58440 KB Output is correct
13 Correct 206 ms 57448 KB Output is correct
14 Correct 228 ms 57400 KB Output is correct
15 Correct 225 ms 56300 KB Output is correct
16 Correct 217 ms 56304 KB Output is correct
17 Correct 227 ms 55536 KB Output is correct
18 Correct 201 ms 57576 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 16744 KB Output is correct
2 Correct 10 ms 16716 KB Output is correct
3 Correct 10 ms 16716 KB Output is correct
4 Correct 10 ms 16652 KB Output is correct
5 Correct 12 ms 16732 KB Output is correct
6 Correct 13 ms 16716 KB Output is correct
7 Correct 10 ms 16716 KB Output is correct
8 Correct 10 ms 16716 KB Output is correct
9 Correct 10 ms 16748 KB Output is correct
10 Correct 10 ms 16740 KB Output is correct
11 Correct 10 ms 16696 KB Output is correct
12 Correct 10 ms 16716 KB Output is correct
13 Correct 10 ms 16712 KB Output is correct
14 Correct 10 ms 16744 KB Output is correct
15 Correct 11 ms 16644 KB Output is correct
16 Correct 11 ms 16716 KB Output is correct
17 Correct 11 ms 16716 KB Output is correct
18 Correct 10 ms 16716 KB Output is correct
19 Correct 10 ms 16716 KB Output is correct

Subtask #3
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 16744 KB Output is correct
2 Correct 10 ms 16716 KB Output is correct
3 Correct 10 ms 16716 KB Output is correct
4 Correct 10 ms 16652 KB Output is correct
5 Correct 12 ms 16732 KB Output is correct
6 Correct 13 ms 16716 KB Output is correct
7 Correct 10 ms 16716 KB Output is correct
8 Correct 10 ms 16716 KB Output is correct
9 Correct 10 ms 16748 KB Output is correct
10 Correct 10 ms 16740 KB Output is correct
11 Correct 10 ms 16696 KB Output is correct
12 Correct 10 ms 16716 KB Output is correct
13 Correct 10 ms 16712 KB Output is correct
14 Correct 10 ms 16744 KB Output is correct
15 Correct 11 ms 16644 KB Output is correct
16 Correct 11 ms 16716 KB Output is correct
17 Correct 11 ms 16716 KB Output is correct
18 Correct 10 ms 16716 KB Output is correct
19 Correct 10 ms 16716 KB Output is correct
20 Correct 26 ms 18804 KB Output is correct
21 Correct 27 ms 18804 KB Output is correct
22 Correct 26 ms 19244 KB Output is correct
23 Correct 25 ms 19276 KB Output is correct
24 Correct 25 ms 19060 KB Output is correct
25 Correct 27 ms 18988 KB Output is correct
26 Correct 27 ms 19008 KB Output is correct
27 Correct 27 ms 18932 KB Output is correct
28 Correct 30 ms 19108 KB Output is correct
29 Correct 26 ms 19000 KB Output is correct
30 Correct 23 ms 18892 KB Output is correct
31 Correct 20 ms 18932 KB Output is correct
32 Correct 24 ms 19060 KB Output is correct
33 Correct 25 ms 19100 KB Output is correct
34 Correct 30 ms 19136 KB Output is correct
35 Correct 27 ms 19020 KB Output is correct
36 Correct 24 ms 19128 KB Output is correct
37 Correct 30 ms 18968 KB Output is correct

Subtask #4
61.0 / 61.0

# Verdict Execution time Memory Grader output
1 Correct 226 ms 53228 KB Output is correct
2 Correct 196 ms 56352 KB Output is correct
3 Correct 205 ms 55908 KB Output is correct
4 Correct 231 ms 55868 KB Output is correct
5 Correct 194 ms 57892 KB Output is correct
6 Correct 211 ms 56344 KB Output is correct
7 Correct 228 ms 56268 KB Output is correct
8 Correct 165 ms 56292 KB Output is correct
9 Correct 162 ms 55824 KB Output is correct
10 Correct 162 ms 55480 KB Output is correct
11 Correct 201 ms 58336 KB Output is correct
12 Correct 207 ms 58440 KB Output is correct
13 Correct 206 ms 57448 KB Output is correct
14 Correct 228 ms 57400 KB Output is correct
15 Correct 225 ms 56300 KB Output is correct
16 Correct 217 ms 56304 KB Output is correct
17 Correct 227 ms 55536 KB Output is correct
18 Correct 201 ms 57576 KB Output is correct
19 Correct 11 ms 16744 KB Output is correct
20 Correct 10 ms 16716 KB Output is correct
21 Correct 10 ms 16716 KB Output is correct
22 Correct 10 ms 16652 KB Output is correct
23 Correct 12 ms 16732 KB Output is correct
24 Correct 13 ms 16716 KB Output is correct
25 Correct 10 ms 16716 KB Output is correct
26 Correct 10 ms 16716 KB Output is correct
27 Correct 10 ms 16748 KB Output is correct
28 Correct 10 ms 16740 KB Output is correct
29 Correct 10 ms 16696 KB Output is correct
30 Correct 10 ms 16716 KB Output is correct
31 Correct 10 ms 16712 KB Output is correct
32 Correct 10 ms 16744 KB Output is correct
33 Correct 11 ms 16644 KB Output is correct
34 Correct 11 ms 16716 KB Output is correct
35 Correct 11 ms 16716 KB Output is correct
36 Correct 10 ms 16716 KB Output is correct
37 Correct 10 ms 16716 KB Output is correct
38 Correct 26 ms 18804 KB Output is correct
39 Correct 27 ms 18804 KB Output is correct
40 Correct 26 ms 19244 KB Output is correct
41 Correct 25 ms 19276 KB Output is correct
42 Correct 25 ms 19060 KB Output is correct
43 Correct 27 ms 18988 KB Output is correct
44 Correct 27 ms 19008 KB Output is correct
45 Correct 27 ms 18932 KB Output is correct
46 Correct 30 ms 19108 KB Output is correct
47 Correct 26 ms 19000 KB Output is correct
48 Correct 23 ms 18892 KB Output is correct
49 Correct 20 ms 18932 KB Output is correct
50 Correct 24 ms 19060 KB Output is correct
51 Correct 25 ms 19100 KB Output is correct
52 Correct 30 ms 19136 KB Output is correct
53 Correct 27 ms 19020 KB Output is correct
54 Correct 24 ms 19128 KB Output is correct
55 Correct 30 ms 18968 KB Output is correct
56 Correct 610 ms 56612 KB Output is correct
57 Correct 628 ms 57084 KB Output is correct
58 Correct 663 ms 55328 KB Output is correct
59 Correct 679 ms 55860 KB Output is correct
60 Correct 590 ms 66404 KB Output is correct
61 Correct 643 ms 55392 KB Output is correct
62 Correct 650 ms 56628 KB Output is correct
63 Correct 573 ms 59236 KB Output is correct
64 Correct 595 ms 59152 KB Output is correct
65 Correct 236 ms 57256 KB Output is correct
66 Correct 571 ms 65968 KB Output is correct
67 Correct 576 ms 59924 KB Output is correct
68 Correct 503 ms 59796 KB Output is correct
69 Correct 469 ms 60476 KB Output is correct
70 Correct 687 ms 60140 KB Output is correct
71 Correct 554 ms 59816 KB Output is correct
72 Correct 466 ms 59740 KB Output is correct
73 Correct 671 ms 59928 KB Output is correct
74 Correct 266 ms 59308 KB Output is correct
75 Correct 248 ms 59028 KB Output is correct
76 Correct 489 ms 65164 KB Output is correct
77 Correct 498 ms 61912 KB Output is correct
78 Correct 662 ms 65080 KB Output is correct
79 Correct 830 ms 59800 KB Output is correct
80 Correct 813 ms 62628 KB Output is correct
81 Correct 472 ms 59200 KB Output is correct
82 Correct 865 ms 61940 KB Output is correct
83 Correct 858 ms 59060 KB Output is correct
84 Correct 845 ms 59140 KB Output is correct
85 Correct 646 ms 59820 KB Output is correct
86 Correct 658 ms 59904 KB Output is correct
87 Correct 813 ms 59896 KB Output is correct
88 Correct 781 ms 59916 KB Output is correct
89 Correct 794 ms 59768 KB Output is correct
90 Correct 602 ms 63132 KB Output is correct
91 Correct 562 ms 59120 KB Output is correct
92 Correct 726 ms 59904 KB Output is correct
93 Correct 841 ms 59924 KB Output is correct
94 Correct 801 ms 60076 KB Output is correct
95 Correct 716 ms 59768 KB Output is correct
96 Correct 474 ms 61800 KB Output is correct
97 Correct 513 ms 62992 KB Output is correct
98 Correct 529 ms 62076 KB Output is correct
99 Correct 540 ms 62896 KB Output is correct
100 Correct 535 ms 62656 KB Output is correct
101 Correct 570 ms 62256 KB Output is correct
102 Correct 536 ms 63364 KB Output is correct
103 Correct 585 ms 60296 KB Output is correct