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Submission #162987

# Submission time Handle Problem Language Result Execution time Memory
162987 2019-11-10T16:03:03 Z Minnakhmetov Toll (BOI17_toll) C++14
56 / 100
 3000 ms 30044 KB 
#include <bits/stdc++.h>
    
#define ll long long
#define all(aaa) aaa.begin(), aaa.end()
 
using namespace std;

struct E {
	int a, b, w;
};

const int N = 1e6 + 5, INF = 1e9;
E e[N];
int d[N], ans[N];
vector<pair<int, int>> v[N];
 
signed main() {
    ios_base::sync_with_stdio(0);
    cin.tie(NULL);

    int n, m, k, o;
    cin >> k >> n >> m >> o;

    for (int i = 0; i < m; i++) {
    	cin >> e[i].a >> e[i].b >> e[i].w;
    }

    sort(e, e + m, [](E x, E y) {
    	return x.a < y.a;
    });

    for (int i = 0; i < o; i++) {
    	int x, y;
    	cin >> x >> y;
    	v[x].push_back({y, i});
    }

    for (int i = 0; i < n; i++) {
    	if (!v[i].empty()) {
    		fill(d, d + n, INF);

	    	d[i] = 0;

	    	for (int j = 0; j < m; j++) {
	    		d[e[j].b] = min(d[e[j].b], d[e[j].a] + e[j].w);
	    	}

	    	for (auto p : v[i]) {
	    		if (d[p.first] == INF)
	    			ans[p.second] = -1;
	    		else
	    			ans[p.second] = d[p.first];
	    	}
    	}
    }

    for (int i = 0; i < o; i++) {
    	cout << ans[i] << "\n";
    }

    return 0;
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1851 ms 25080 KB Output is correct
2 Correct 24 ms 23800 KB Output is correct
3 Correct 26 ms 23800 KB Output is correct
4 Correct 24 ms 23800 KB Output is correct
5 Correct 27 ms 24056 KB Output is correct
6 Correct 27 ms 23928 KB Output is correct
7 Correct 28 ms 23932 KB Output is correct
8 Correct 1927 ms 25080 KB Output is correct
9 Correct 1749 ms 25080 KB Output is correct
10 Correct 240 ms 24440 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 67 ms 25464 KB Output is correct
2 Correct 24 ms 23800 KB Output is correct
3 Correct 57 ms 23868 KB Output is correct
4 Correct 25 ms 23928 KB Output is correct
5 Correct 25 ms 23928 KB Output is correct
6 Correct 25 ms 23800 KB Output is correct
7 Correct 28 ms 24228 KB Output is correct
8 Correct 30 ms 24240 KB Output is correct
9 Correct 49 ms 25720 KB Output is correct
10 Correct 85 ms 28280 KB Output is correct
11 Correct 70 ms 27280 KB Output is correct
12 Correct 60 ms 26488 KB Output is correct
13 Correct 87 ms 28268 KB Output is correct
14 Correct 61 ms 26616 KB Output is correct
15 Correct 57 ms 26232 KB Output is correct
16 Correct 56 ms 26176 KB Output is correct

Subtask #3
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 24 ms 23800 KB Output is correct
2 Correct 24 ms 23800 KB Output is correct
3 Correct 25 ms 23928 KB Output is correct
4 Correct 25 ms 23800 KB Output is correct
5 Correct 25 ms 23800 KB Output is correct
6 Correct 26 ms 23800 KB Output is correct
7 Correct 27 ms 23928 KB Output is correct
8 Correct 28 ms 23928 KB Output is correct
9 Correct 27 ms 23928 KB Output is correct
10 Correct 65 ms 24668 KB Output is correct
11 Correct 101 ms 25140 KB Output is correct
12 Correct 131 ms 25748 KB Output is correct
13 Correct 142 ms 25888 KB Output is correct
14 Correct 242 ms 25340 KB Output is correct
15 Correct 82 ms 24824 KB Output is correct
16 Correct 83 ms 24952 KB Output is correct

Subtask #4
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 24 ms 23800 KB Output is correct
2 Correct 24 ms 23800 KB Output is correct
3 Correct 25 ms 23928 KB Output is correct
4 Correct 25 ms 23800 KB Output is correct
5 Correct 25 ms 23800 KB Output is correct
6 Correct 26 ms 23800 KB Output is correct
7 Correct 27 ms 23928 KB Output is correct
8 Correct 28 ms 23928 KB Output is correct
9 Correct 27 ms 23928 KB Output is correct
10 Correct 65 ms 24668 KB Output is correct
11 Correct 101 ms 25140 KB Output is correct
12 Correct 131 ms 25748 KB Output is correct
13 Correct 142 ms 25888 KB Output is correct
14 Correct 242 ms 25340 KB Output is correct
15 Correct 82 ms 24824 KB Output is correct
16 Correct 83 ms 24952 KB Output is correct
17 Correct 1093 ms 25312 KB Output is correct
18 Correct 24 ms 23800 KB Output is correct
19 Correct 24 ms 23800 KB Output is correct
20 Correct 24 ms 23800 KB Output is correct
21 Correct 25 ms 23800 KB Output is correct
22 Correct 25 ms 23800 KB Output is correct
23 Correct 30 ms 23928 KB Output is correct
24 Correct 33 ms 23928 KB Output is correct
25 Correct 39 ms 24056 KB Output is correct
26 Correct 38 ms 23928 KB Output is correct
27 Correct 634 ms 24768 KB Output is correct
28 Correct 1523 ms 25720 KB Output is correct
29 Correct 1683 ms 25976 KB Output is correct
30 Correct 1341 ms 25504 KB Output is correct

Subtask #5
0 / 44.0

# Verdict Execution time Memory Grader output
1 Correct 1851 ms 25080 KB Output is correct
2 Correct 24 ms 23800 KB Output is correct
3 Correct 26 ms 23800 KB Output is correct
4 Correct 24 ms 23800 KB Output is correct
5 Correct 27 ms 24056 KB Output is correct
6 Correct 27 ms 23928 KB Output is correct
7 Correct 28 ms 23932 KB Output is correct
8 Correct 1927 ms 25080 KB Output is correct
9 Correct 1749 ms 25080 KB Output is correct
10 Correct 240 ms 24440 KB Output is correct
11 Correct 67 ms 25464 KB Output is correct
12 Correct 24 ms 23800 KB Output is correct
13 Correct 57 ms 23868 KB Output is correct
14 Correct 25 ms 23928 KB Output is correct
15 Correct 25 ms 23928 KB Output is correct
16 Correct 25 ms 23800 KB Output is correct
17 Correct 28 ms 24228 KB Output is correct
18 Correct 30 ms 24240 KB Output is correct
19 Correct 49 ms 25720 KB Output is correct
20 Correct 85 ms 28280 KB Output is correct
21 Correct 70 ms 27280 KB Output is correct
22 Correct 60 ms 26488 KB Output is correct
23 Correct 87 ms 28268 KB Output is correct
24 Correct 61 ms 26616 KB Output is correct
25 Correct 57 ms 26232 KB Output is correct
26 Correct 56 ms 26176 KB Output is correct
27 Correct 24 ms 23800 KB Output is correct
28 Correct 24 ms 23800 KB Output is correct
29 Correct 25 ms 23928 KB Output is correct
30 Correct 25 ms 23800 KB Output is correct
31 Correct 25 ms 23800 KB Output is correct
32 Correct 26 ms 23800 KB Output is correct
33 Correct 27 ms 23928 KB Output is correct
34 Correct 28 ms 23928 KB Output is correct
35 Correct 27 ms 23928 KB Output is correct
36 Correct 65 ms 24668 KB Output is correct
37 Correct 101 ms 25140 KB Output is correct
38 Correct 131 ms 25748 KB Output is correct
39 Correct 142 ms 25888 KB Output is correct
40 Correct 242 ms 25340 KB Output is correct
41 Correct 82 ms 24824 KB Output is correct
42 Correct 83 ms 24952 KB Output is correct
43 Correct 1093 ms 25312 KB Output is correct
44 Correct 24 ms 23800 KB Output is correct
45 Correct 24 ms 23800 KB Output is correct
46 Correct 24 ms 23800 KB Output is correct
47 Correct 25 ms 23800 KB Output is correct
48 Correct 25 ms 23800 KB Output is correct
49 Correct 30 ms 23928 KB Output is correct
50 Correct 33 ms 23928 KB Output is correct
51 Correct 39 ms 24056 KB Output is correct
52 Correct 38 ms 23928 KB Output is correct
53 Correct 634 ms 24768 KB Output is correct
54 Correct 1523 ms 25720 KB Output is correct
55 Correct 1683 ms 25976 KB Output is correct
56 Correct 1341 ms 25504 KB Output is correct
57 Execution timed out 3047 ms 30044 KB Time limit exceeded
58 Halted 0 ms 0 KB -