Submission #231953

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
231953	2020-05-15T13:49:16 Z	peijar	Jakarta Skyscrapers (APIO15_skyscraper)	C++17	57 / 100	63 ms	33656 KB

skyscraper

#include <bits/stdc++.h>
using namespace std;

#define SZ(v) ((int)(v).size())
using ll = long long;

const int MAX = 2000;

int dis[MAX][MAX];
vector<int> types[MAX];

struct Etat
{
	int pos, last_type;

	int get() const
	{
		return dis[pos][last_type];
	}

};

int main(void)
{
	ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);

	int nb_doge, len_route;
	cin >> len_route >> nb_doge;
	vector<pair<int, int> > doge(nb_doge);
	for (auto &[building, skip] : doge)
	{
		cin >> building >> skip;
		types[building].push_back(skip);
	}

	int target = doge[1].first;

	queue<Etat> pq;
	for (int i(0); i < MAX; ++i)
		for (int j(0); j < MAX; ++j)
			dis[i][j] = 1e9;
	dis[doge[0].first][doge[0].second] = 0;
	pq.push({doge[0].first, doge[0].second});

	while (SZ(pq))
	{
		Etat cur = pq.front(); pq.pop();
		auto [pos, last_type] = cur;

		if (pos == target)
		{
			cout << cur.get() << endl;
			return 0;
		}
		types[pos].push_back(last_type);
		for (auto type : types[pos])
		{
			if (pos >= type and dis[pos-type][type] == 1e9)
			{
				dis[pos - type][type] = 1 + cur.get();
				pq.push({pos - type, type});
			}
			if (pos + type < len_route and dis[pos+type][type] == 1e9)
			{
				dis[pos+type][type] = 1 + cur.get();
				pq.push({pos+type, type});
			}
		}
		types[pos].pop_back();
	}

	cout << -1 << endl;
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	13 ms	16000 KB	Output is correct
2	Correct	13 ms	16128 KB	Output is correct
3	Correct	13 ms	16000 KB	Output is correct
4	Correct	13 ms	16128 KB	Output is correct
5	Correct	13 ms	16000 KB	Output is correct
6	Correct	14 ms	16000 KB	Output is correct
7	Correct	13 ms	16000 KB	Output is correct

Subtask #2
12.0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	13 ms	16000 KB	Output is correct
2	Correct	14 ms	16000 KB	Output is correct
3	Correct	14 ms	16000 KB	Output is correct
4	Correct	15 ms	16000 KB	Output is correct
5	Correct	13 ms	16000 KB	Output is correct
6	Correct	13 ms	16000 KB	Output is correct
7	Correct	13 ms	16000 KB	Output is correct
8	Correct	13 ms	16000 KB	Output is correct
9	Correct	13 ms	16000 KB	Output is correct
10	Correct	14 ms	16000 KB	Output is correct
11	Correct	13 ms	16128 KB	Output is correct
12	Correct	14 ms	16128 KB	Output is correct
13	Correct	13 ms	16128 KB	Output is correct
14	Correct	15 ms	16128 KB	Output is correct
15	Correct	14 ms	16128 KB	Output is correct

Subtask #3
14.0 / 14.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	14 ms	16128 KB	Output is correct
2	Correct	13 ms	16128 KB	Output is correct
3	Correct	13 ms	16128 KB	Output is correct
4	Correct	13 ms	16000 KB	Output is correct
5	Correct	13 ms	16000 KB	Output is correct
6	Correct	13 ms	16000 KB	Output is correct
7	Correct	13 ms	16000 KB	Output is correct
8	Correct	14 ms	16000 KB	Output is correct
9	Correct	14 ms	16000 KB	Output is correct
10	Correct	13 ms	16000 KB	Output is correct
11	Correct	13 ms	16128 KB	Output is correct
12	Correct	13 ms	16128 KB	Output is correct
13	Correct	14 ms	16128 KB	Output is correct
14	Correct	14 ms	16128 KB	Output is correct
15	Correct	14 ms	16128 KB	Output is correct
16	Correct	13 ms	16000 KB	Output is correct
17	Correct	14 ms	16128 KB	Output is correct
18	Correct	13 ms	16128 KB	Output is correct
19	Correct	13 ms	16128 KB	Output is correct
20	Correct	14 ms	16128 KB	Output is correct
21	Correct	15 ms	16128 KB	Output is correct
22	Correct	13 ms	16128 KB	Output is correct
23	Correct	14 ms	16128 KB	Output is correct
24	Correct	15 ms	16072 KB	Output is correct
25	Correct	15 ms	16128 KB	Output is correct
26	Correct	14 ms	16128 KB	Output is correct
27	Correct	14 ms	16128 KB	Output is correct
28	Correct	15 ms	16128 KB	Output is correct
29	Correct	16 ms	16128 KB	Output is correct
30	Correct	14 ms	16128 KB	Output is correct
31	Correct	15 ms	16256 KB	Output is correct
32	Correct	15 ms	16128 KB	Output is correct
33	Correct	19 ms	16128 KB	Output is correct
34	Correct	17 ms	16128 KB	Output is correct

Subtask #4
21.0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	13 ms	16000 KB	Output is correct
2	Correct	13 ms	16000 KB	Output is correct
3	Correct	13 ms	16000 KB	Output is correct
4	Correct	13 ms	16000 KB	Output is correct
5	Correct	13 ms	16000 KB	Output is correct
6	Correct	13 ms	16000 KB	Output is correct
7	Correct	13 ms	16000 KB	Output is correct
8	Correct	13 ms	16000 KB	Output is correct
9	Correct	13 ms	16000 KB	Output is correct
10	Correct	13 ms	16000 KB	Output is correct
11	Correct	13 ms	16128 KB	Output is correct
12	Correct	13 ms	16128 KB	Output is correct
13	Correct	14 ms	16128 KB	Output is correct
14	Correct	14 ms	16128 KB	Output is correct
15	Correct	14 ms	16128 KB	Output is correct
16	Correct	13 ms	16000 KB	Output is correct
17	Correct	14 ms	16256 KB	Output is correct
18	Correct	14 ms	16128 KB	Output is correct
19	Correct	13 ms	16000 KB	Output is correct
20	Correct	14 ms	16128 KB	Output is correct
21	Correct	14 ms	16128 KB	Output is correct
22	Correct	13 ms	16128 KB	Output is correct
23	Correct	15 ms	16128 KB	Output is correct
24	Correct	15 ms	16128 KB	Output is correct
25	Correct	14 ms	16128 KB	Output is correct
26	Correct	16 ms	16128 KB	Output is correct
27	Correct	15 ms	16128 KB	Output is correct
28	Correct	16 ms	16128 KB	Output is correct
29	Correct	16 ms	16128 KB	Output is correct
30	Correct	14 ms	16128 KB	Output is correct
31	Correct	15 ms	16128 KB	Output is correct
32	Correct	15 ms	16128 KB	Output is correct
33	Correct	20 ms	16128 KB	Output is correct
34	Correct	17 ms	16128 KB	Output is correct
35	Correct	24 ms	16896 KB	Output is correct
36	Correct	15 ms	16128 KB	Output is correct
37	Correct	19 ms	16768 KB	Output is correct
38	Correct	22 ms	17024 KB	Output is correct
39	Correct	19 ms	16768 KB	Output is correct
40	Correct	20 ms	16768 KB	Output is correct
41	Correct	19 ms	16768 KB	Output is correct
42	Correct	18 ms	16768 KB	Output is correct
43	Correct	21 ms	16768 KB	Output is correct
44	Correct	19 ms	16768 KB	Output is correct
45	Correct	61 ms	17272 KB	Output is correct
46	Correct	47 ms	17152 KB	Output is correct

Subtask #5
0 / 43.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	13 ms	16000 KB	Output is correct
2	Correct	15 ms	16000 KB	Output is correct
3	Correct	14 ms	16256 KB	Output is correct
4	Correct	13 ms	16128 KB	Output is correct
5	Correct	13 ms	16000 KB	Output is correct
6	Correct	14 ms	16000 KB	Output is correct
7	Correct	13 ms	16000 KB	Output is correct
8	Correct	13 ms	16000 KB	Output is correct
9	Correct	13 ms	16128 KB	Output is correct
10	Correct	13 ms	16000 KB	Output is correct
11	Correct	13 ms	16128 KB	Output is correct
12	Correct	14 ms	16128 KB	Output is correct
13	Correct	13 ms	16128 KB	Output is correct
14	Correct	14 ms	16128 KB	Output is correct
15	Correct	14 ms	16068 KB	Output is correct
16	Correct	18 ms	16000 KB	Output is correct
17	Correct	14 ms	16128 KB	Output is correct
18	Correct	13 ms	16128 KB	Output is correct
19	Correct	14 ms	16000 KB	Output is correct
20	Correct	17 ms	16128 KB	Output is correct
21	Correct	13 ms	16128 KB	Output is correct
22	Correct	13 ms	16000 KB	Output is correct
23	Correct	14 ms	16128 KB	Output is correct
24	Correct	14 ms	16128 KB	Output is correct
25	Correct	15 ms	16128 KB	Output is correct
26	Correct	14 ms	16128 KB	Output is correct
27	Correct	14 ms	16128 KB	Output is correct
28	Correct	16 ms	16128 KB	Output is correct
29	Correct	16 ms	16128 KB	Output is correct
30	Correct	14 ms	16128 KB	Output is correct
31	Correct	16 ms	16128 KB	Output is correct
32	Correct	15 ms	16128 KB	Output is correct
33	Correct	20 ms	16256 KB	Output is correct
34	Correct	16 ms	16128 KB	Output is correct
35	Correct	22 ms	16896 KB	Output is correct
36	Correct	15 ms	16128 KB	Output is correct
37	Correct	18 ms	16640 KB	Output is correct
38	Correct	22 ms	17024 KB	Output is correct
39	Correct	20 ms	16768 KB	Output is correct
40	Correct	20 ms	16768 KB	Output is correct
41	Correct	20 ms	16768 KB	Output is correct
42	Correct	19 ms	16768 KB	Output is correct
43	Correct	19 ms	16768 KB	Output is correct
44	Correct	19 ms	16768 KB	Output is correct
45	Correct	63 ms	17144 KB	Output is correct
46	Correct	51 ms	17152 KB	Output is correct
47	Runtime error	39 ms	33656 KB	Execution killed with signal 11 (could be triggered by violating memory limits)
48	Halted	0 ms	0 KB	-

Submission #231953

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 12.0 / 12.0

Subtask #3 14.0 / 14.0

Subtask #4 21.0 / 21.0

Subtask #5 0 / 43.0

Subtask #1
10.0 / 10.0

Subtask #2
12.0 / 12.0

Subtask #3
14.0 / 14.0

Subtask #4
21.0 / 21.0

Subtask #5
0 / 43.0