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Submission #699853

# Submission time Handle Problem Language Result Execution time Memory
699853 2023-02-18T07:10:36 Z happypotato Jakarta Skyscrapers (APIO15_skyscraper) C++17
57 / 100
 1000 ms 105244 KB 
#include <bits/stdc++.h>
using namespace std;
const int mxN = 3e4 + 1;
pair<int, int> doge[mxN];
queue<int> jump[mxN];
unordered_map<int, int> dist[mxN];
priority_queue<pair<int, pair<int, int>>, vector<pair<int, pair<int, int>>>, greater<pair<int, pair<int, int>>>> pq;
int n;
void AddElement(pair<int, pair<int, int>> &nxt) {
	if (!(0 <= nxt.second.first && nxt.second.first < n)) return;
	if (dist[nxt.second.first].find(nxt.second.second) == dist[nxt.second.first].end()) {
		pq.push(nxt);
		dist[nxt.second.first][nxt.second.second] = nxt.first;
	} else if (dist[nxt.second.first][nxt.second.second] > nxt.first) {
		pq.push(nxt);
		dist[nxt.second.first][nxt.second.second] = nxt.first;
	}
}
void solve() {
	int m;
	cin >> n >> m;
	for (int i = 0; i < m; i++) {
		cin >> doge[i].first >> doge[i].second;
		if (i != 0) jump[doge[i].first].push(doge[i].second);
	}
	pq.push({0, doge[0]});
	dist[doge[0].first][doge[0].second] = 0;
	while (!pq.empty()) {
		pair<int, pair<int, int>> cur = pq.top();
		pq.pop();
		if (dist[cur.second.first][cur.second.second] < cur.first) continue;
		if (cur.second.first == doge[1].first) {
			cout << cur.first << endl;
			return;
		}
		pair<int, pair<int, int>> nxt;
		while (!jump[cur.second.first].empty()) {
			int delta = jump[cur.second.first].front();
			jump[cur.second.first].pop();
			nxt = {cur.first, {cur.second.first, delta}};
			AddElement(nxt);
		}
		nxt = {cur.first + 1, {cur.second.first - cur.second.second, cur.second.second}};
		AddElement(nxt);
		nxt = {cur.first + 1, {cur.second.first + cur.second.second, cur.second.second}};
		AddElement(nxt);
	}
	cout << "-1\n";
}
int main() {
	ios::sync_with_stdio(0); cin.tie(0);
	solve();
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 22132 KB Output is correct
2 Correct 12 ms 22100 KB Output is correct
3 Correct 13 ms 22080 KB Output is correct
4 Correct 13 ms 22100 KB Output is correct
5 Correct 13 ms 22100 KB Output is correct
6 Correct 13 ms 22100 KB Output is correct
7 Correct 15 ms 22144 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 22100 KB Output is correct
2 Correct 12 ms 22100 KB Output is correct
3 Correct 14 ms 22140 KB Output is correct
4 Correct 13 ms 22160 KB Output is correct
5 Correct 19 ms 22080 KB Output is correct
6 Correct 13 ms 22108 KB Output is correct
7 Correct 17 ms 22100 KB Output is correct
8 Correct 14 ms 22100 KB Output is correct
9 Correct 14 ms 22128 KB Output is correct
10 Correct 13 ms 22140 KB Output is correct
11 Correct 13 ms 22100 KB Output is correct
12 Correct 13 ms 22100 KB Output is correct
13 Correct 12 ms 22100 KB Output is correct
14 Correct 14 ms 22484 KB Output is correct
15 Correct 14 ms 22384 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 22100 KB Output is correct
2 Correct 12 ms 22136 KB Output is correct
3 Correct 12 ms 22100 KB Output is correct
4 Correct 12 ms 22100 KB Output is correct
5 Correct 12 ms 22100 KB Output is correct
6 Correct 12 ms 22100 KB Output is correct
7 Correct 12 ms 22100 KB Output is correct
8 Correct 15 ms 22100 KB Output is correct
9 Correct 14 ms 22100 KB Output is correct
10 Correct 13 ms 22100 KB Output is correct
11 Correct 14 ms 22100 KB Output is correct
12 Correct 16 ms 22100 KB Output is correct
13 Correct 13 ms 22168 KB Output is correct
14 Correct 15 ms 22484 KB Output is correct
15 Correct 14 ms 22352 KB Output is correct
16 Correct 14 ms 22100 KB Output is correct
17 Correct 14 ms 22348 KB Output is correct
18 Correct 13 ms 22172 KB Output is correct
19 Correct 15 ms 22080 KB Output is correct
20 Correct 14 ms 22472 KB Output is correct
21 Correct 13 ms 22172 KB Output is correct
22 Correct 13 ms 22176 KB Output is correct
23 Correct 15 ms 22356 KB Output is correct
24 Correct 15 ms 22484 KB Output is correct
25 Correct 14 ms 22228 KB Output is correct
26 Correct 14 ms 22356 KB Output is correct
27 Correct 15 ms 22484 KB Output is correct
28 Correct 17 ms 22964 KB Output is correct
29 Correct 28 ms 24916 KB Output is correct
30 Correct 16 ms 22868 KB Output is correct
31 Correct 21 ms 23624 KB Output is correct
32 Correct 17 ms 23084 KB Output is correct
33 Correct 41 ms 27692 KB Output is correct
34 Correct 27 ms 24952 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 22100 KB Output is correct
2 Correct 13 ms 22100 KB Output is correct
3 Correct 13 ms 22104 KB Output is correct
4 Correct 13 ms 22100 KB Output is correct
5 Correct 13 ms 22124 KB Output is correct
6 Correct 13 ms 22080 KB Output is correct
7 Correct 15 ms 22100 KB Output is correct
8 Correct 13 ms 22100 KB Output is correct
9 Correct 13 ms 22092 KB Output is correct
10 Correct 15 ms 22100 KB Output is correct
11 Correct 14 ms 22192 KB Output is correct
12 Correct 14 ms 22100 KB Output is correct
13 Correct 13 ms 22164 KB Output is correct
14 Correct 14 ms 22484 KB Output is correct
15 Correct 15 ms 22396 KB Output is correct
16 Correct 16 ms 22228 KB Output is correct
17 Correct 13 ms 22356 KB Output is correct
18 Correct 12 ms 22172 KB Output is correct
19 Correct 13 ms 22100 KB Output is correct
20 Correct 13 ms 22440 KB Output is correct
21 Correct 14 ms 22048 KB Output is correct
22 Correct 13 ms 22100 KB Output is correct
23 Correct 15 ms 22444 KB Output is correct
24 Correct 16 ms 22552 KB Output is correct
25 Correct 14 ms 22228 KB Output is correct
26 Correct 14 ms 22384 KB Output is correct
27 Correct 14 ms 22532 KB Output is correct
28 Correct 16 ms 22996 KB Output is correct
29 Correct 26 ms 24920 KB Output is correct
30 Correct 15 ms 22808 KB Output is correct
31 Correct 21 ms 23768 KB Output is correct
32 Correct 18 ms 23108 KB Output is correct
33 Correct 49 ms 27648 KB Output is correct
34 Correct 26 ms 24916 KB Output is correct
35 Correct 31 ms 24408 KB Output is correct
36 Correct 15 ms 22240 KB Output is correct
37 Correct 23 ms 24020 KB Output is correct
38 Correct 21 ms 23188 KB Output is correct
39 Correct 18 ms 22360 KB Output is correct
40 Correct 17 ms 22404 KB Output is correct
41 Correct 19 ms 22800 KB Output is correct
42 Correct 18 ms 22740 KB Output is correct
43 Correct 20 ms 22820 KB Output is correct
44 Correct 17 ms 22764 KB Output is correct
45 Correct 161 ms 41980 KB Output is correct
46 Correct 98 ms 34864 KB Output is correct

Subtask #5
0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 22100 KB Output is correct
2 Correct 12 ms 22100 KB Output is correct
3 Correct 13 ms 22156 KB Output is correct
4 Correct 13 ms 22100 KB Output is correct
5 Correct 13 ms 22100 KB Output is correct
6 Correct 12 ms 22100 KB Output is correct
7 Correct 16 ms 22100 KB Output is correct
8 Correct 13 ms 22156 KB Output is correct
9 Correct 14 ms 22080 KB Output is correct
10 Correct 13 ms 22128 KB Output is correct
11 Correct 13 ms 22100 KB Output is correct
12 Correct 14 ms 22136 KB Output is correct
13 Correct 12 ms 22100 KB Output is correct
14 Correct 13 ms 22484 KB Output is correct
15 Correct 13 ms 22352 KB Output is correct
16 Correct 12 ms 22180 KB Output is correct
17 Correct 13 ms 22356 KB Output is correct
18 Correct 13 ms 22148 KB Output is correct
19 Correct 14 ms 22172 KB Output is correct
20 Correct 14 ms 22424 KB Output is correct
21 Correct 14 ms 22100 KB Output is correct
22 Correct 13 ms 22052 KB Output is correct
23 Correct 15 ms 22484 KB Output is correct
24 Correct 18 ms 22484 KB Output is correct
25 Correct 13 ms 22228 KB Output is correct
26 Correct 14 ms 22356 KB Output is correct
27 Correct 14 ms 22484 KB Output is correct
28 Correct 17 ms 22984 KB Output is correct
29 Correct 27 ms 24924 KB Output is correct
30 Correct 16 ms 22836 KB Output is correct
31 Correct 22 ms 23676 KB Output is correct
32 Correct 19 ms 23096 KB Output is correct
33 Correct 49 ms 27600 KB Output is correct
34 Correct 29 ms 24996 KB Output is correct
35 Correct 28 ms 24404 KB Output is correct
36 Correct 13 ms 22300 KB Output is correct
37 Correct 22 ms 23892 KB Output is correct
38 Correct 20 ms 23232 KB Output is correct
39 Correct 19 ms 22356 KB Output is correct
40 Correct 17 ms 22332 KB Output is correct
41 Correct 20 ms 22824 KB Output is correct
42 Correct 17 ms 22740 KB Output is correct
43 Correct 17 ms 22848 KB Output is correct
44 Correct 16 ms 22740 KB Output is correct
45 Correct 142 ms 41800 KB Output is correct
46 Correct 99 ms 34924 KB Output is correct
47 Correct 25 ms 24660 KB Output is correct
48 Correct 18 ms 22256 KB Output is correct
49 Correct 16 ms 22228 KB Output is correct
50 Correct 18 ms 22280 KB Output is correct
51 Correct 40 ms 26444 KB Output is correct
52 Correct 41 ms 26572 KB Output is correct
53 Correct 22 ms 22948 KB Output is correct
54 Correct 16 ms 24284 KB Output is correct
55 Correct 19 ms 25044 KB Output is correct
56 Correct 35 ms 26544 KB Output is correct
57 Correct 15 ms 22228 KB Output is correct
58 Correct 34 ms 27656 KB Output is correct
59 Correct 32 ms 27300 KB Output is correct
60 Correct 30 ms 27348 KB Output is correct
61 Correct 31 ms 26964 KB Output is correct
62 Correct 176 ms 42100 KB Output is correct
63 Execution timed out 1095 ms 105244 KB Time limit exceeded
64 Halted 0 ms 0 KB -