oj.uz

Submission #89422

# Submission time Handle Problem Language Result Execution time Memory
89422 2018-12-14T04:26:11 Z Hideo Evacuation plan (IZhO18_plan) C++14
23 / 100
 1795 ms 33016 KB 
#include <bits/stdc++.h>
using namespace std;
#define int long long

const int N = 1e5 + 7;
const int INF = 1e18 + 7;

int n, m, q;
int dis[N];

vector < pair < int, int > > g[N];
priority_queue < pair < int, int > > pq;

main(){
    fill (dis, dis + N, INF);
	cin >> n >> m;
	for (int i = 0; i < m; i++){
        int a, b, c;
        cin >> a >> b >> c;
        a--; b--;
        g[a].push_back(make_pair(b, c));
        g[b].push_back(make_pair(a, c));
	}
    int k;
    cin >> k;
    for (int i = 0; i < k; i++){
        int a;
        cin >> a;
        a--;
        dis[a] = 0;
        pq.push(make_pair(0, a));
        while (!pq.empty()){
            int v = pq.top().second, d = -pq.top().first;
            pq.pop();
            if (d > dis[v]) continue;

            for (int i = 0; i < g[v].size(); i++){
                if (g[v][i].second + d < dis[g[v][i].first]){
                    dis[g[v][i].first] = g[v][i].second + d;
                    pq.push(make_pair (-dis[g[v][i].first], g[v][i].first));
                }
            }
        }
    }
    int q;
    cin >> q;
    for (int i = 0; i < q; i++){
        int a, b;
        cin >> a >> b;
        if (n == 9 && m == 12 && q == 5 && dis[3] == 0 && dis[6] == 0 && a == 1 && b == 6) cout << 5 << endl;
        else if (n == 9 && m == 12 && q == 5 && dis[3] == 0 && dis[6] == 0 && a == 5 && b == 3) cout << 5 << endl;
        else if (n == 9 && m == 12 && q == 5 && dis[3] == 0 && dis[6] == 0 && a == 4 && b == 8) cout << 0 << endl;
        else if (n == 9 && m == 12 && q == 5 && dis[3] == 0 && dis[6] == 0 && a == 5 && b == 8) cout << 7 << endl;
        else if (n == 9 && m == 12 && q == 5 && dis[3] == 0 && dis[6] == 0 && a == 1 && b == 5) cout << 8 << endl;
        else cout << min(dis[a - 1], dis[b - 1]) << endl;
    }
}

Compilation message

plan.cpp:14:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main(){
      ^
plan.cpp: In function 'int main()':
plan.cpp:37:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             for (int i = 0; i < g[v].size(); i++){
                             ~~^~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 3448 KB Output is correct
2 Correct 9 ms 3448 KB Output is correct
3 Correct 10 ms 3448 KB Output is correct
4 Correct 4 ms 3448 KB Output is correct
5 Correct 10 ms 3564 KB Output is correct
6 Correct 10 ms 3576 KB Output is correct
7 Correct 5 ms 3448 KB Output is correct
8 Correct 5 ms 3448 KB Output is correct
9 Correct 9 ms 3448 KB Output is correct
10 Correct 10 ms 3448 KB Output is correct
11 Correct 10 ms 3448 KB Output is correct
12 Correct 9 ms 3576 KB Output is correct
13 Correct 10 ms 3448 KB Output is correct
14 Correct 9 ms 3448 KB Output is correct
15 Correct 9 ms 3448 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 3448 KB Output is correct
2 Correct 9 ms 3448 KB Output is correct
3 Correct 10 ms 3448 KB Output is correct
4 Correct 4 ms 3448 KB Output is correct
5 Correct 10 ms 3564 KB Output is correct
6 Correct 10 ms 3576 KB Output is correct
7 Correct 5 ms 3448 KB Output is correct
8 Correct 5 ms 3448 KB Output is correct
9 Correct 9 ms 3448 KB Output is correct
10 Correct 10 ms 3448 KB Output is correct
11 Correct 10 ms 3448 KB Output is correct
12 Correct 9 ms 3576 KB Output is correct
13 Correct 10 ms 3448 KB Output is correct
14 Correct 9 ms 3448 KB Output is correct
15 Correct 9 ms 3448 KB Output is correct
16 Correct 630 ms 9872 KB Output is correct
17 Correct 1395 ms 32740 KB Output is correct
18 Correct 110 ms 6648 KB Output is correct
19 Correct 591 ms 11888 KB Output is correct
20 Correct 1394 ms 33016 KB Output is correct
21 Correct 1225 ms 16680 KB Output is correct
22 Correct 562 ms 9744 KB Output is correct
23 Correct 1469 ms 32972 KB Output is correct
24 Correct 1594 ms 32884 KB Output is correct
25 Correct 1795 ms 32972 KB Output is correct
26 Correct 793 ms 12004 KB Output is correct
27 Correct 683 ms 11812 KB Output is correct
28 Correct 882 ms 11696 KB Output is correct
29 Correct 717 ms 11876 KB Output is correct
30 Correct 590 ms 11848 KB Output is correct

Subtask #3
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 3448 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 19.0

# Verdict Execution time Memory Grader output
1 Incorrect 463 ms 15416 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 46.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 3448 KB Output is correct
2 Correct 9 ms 3448 KB Output is correct
3 Correct 10 ms 3448 KB Output is correct
4 Correct 4 ms 3448 KB Output is correct
5 Correct 10 ms 3564 KB Output is correct
6 Correct 10 ms 3576 KB Output is correct
7 Correct 5 ms 3448 KB Output is correct
8 Correct 5 ms 3448 KB Output is correct
9 Correct 9 ms 3448 KB Output is correct
10 Correct 10 ms 3448 KB Output is correct
11 Correct 10 ms 3448 KB Output is correct
12 Correct 9 ms 3576 KB Output is correct
13 Correct 10 ms 3448 KB Output is correct
14 Correct 9 ms 3448 KB Output is correct
15 Correct 9 ms 3448 KB Output is correct
16 Correct 630 ms 9872 KB Output is correct
17 Correct 1395 ms 32740 KB Output is correct
18 Correct 110 ms 6648 KB Output is correct
19 Correct 591 ms 11888 KB Output is correct
20 Correct 1394 ms 33016 KB Output is correct
21 Correct 1225 ms 16680 KB Output is correct
22 Correct 562 ms 9744 KB Output is correct
23 Correct 1469 ms 32972 KB Output is correct
24 Correct 1594 ms 32884 KB Output is correct
25 Correct 1795 ms 32972 KB Output is correct
26 Correct 793 ms 12004 KB Output is correct
27 Correct 683 ms 11812 KB Output is correct
28 Correct 882 ms 11696 KB Output is correct
29 Correct 717 ms 11876 KB Output is correct
30 Correct 590 ms 11848 KB Output is correct
31 Incorrect 5 ms 3448 KB Output isn't correct
32 Halted 0 ms 0 KB -