oj.uz

Submission #783178

# Submission time Handle Problem Language Result Execution time Memory
783178 2023-07-14T16:55:45 Z 1075508020060209tc Toll (BOI17_toll) C++14
56 / 100
 3000 ms 20624 KB 
#include<bits/stdc++.h>
using namespace std;
#define int long long
#define X first
#define Y second
int K;int n;int m;int O;
vector<pair<int,int>>e[500005];
int dis0[500005];
int dis[500005];int vis[500005];


void dijkstera(int st){
for(int i=0;i<=n;i++){
    dis[i]=1e18;
}
dis[st]=0;
for(int i=st;i<=n-1;i++){
    for(int j=0;j<e[i].size();j++){
        int w=e[i][j].second;
        int v=e[i][j].first;
        dis[v]=min(dis[v],dis[i]+w);
    }
}
}

int ot(int v){
if(v>=1e18){
    return -1;
}
return v;
}

signed main(){
cin.tie(0);
ios_base::sync_with_stdio(0);
cin>>K>>n>>m>>O;
for(int i=1;i<=m;i++){
    int a;int b;int t;
    cin>>a>>b>>t;
    e[a].push_back({b,t});
}
dijkstera(0);
for(int i=0;i<=n;i++){
    dis0[i]=dis[i];
}
while(O--){
    int a;int b;
    cin>>a>>b;
    if(a==0){
        cout<<ot(dis0[b])<<endl;
    }else{
        dijkstera(a);
        cout<<ot(dis[b])<<endl;
    }


}

}

Compilation message

toll.cpp: In function 'void dijkstera(long long int)':
toll.cpp:18:18: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   18 |     for(int j=0;j<e[i].size();j++){
      |                 ~^~~~~~~~~~~~

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1465 ms 15380 KB Output is correct
2 Correct 6 ms 12072 KB Output is correct
3 Correct 6 ms 11988 KB Output is correct
4 Correct 6 ms 11988 KB Output is correct
5 Correct 10 ms 12108 KB Output is correct
6 Correct 11 ms 12116 KB Output is correct
7 Correct 11 ms 12116 KB Output is correct
8 Correct 1552 ms 15388 KB Output is correct
9 Correct 1725 ms 15228 KB Output is correct
10 Correct 528 ms 12996 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 40 ms 16940 KB Output is correct
2 Correct 6 ms 11988 KB Output is correct
3 Correct 6 ms 11988 KB Output is correct
4 Correct 7 ms 12068 KB Output is correct
5 Correct 6 ms 11988 KB Output is correct
6 Correct 7 ms 12072 KB Output is correct
7 Correct 19 ms 12244 KB Output is correct
8 Correct 18 ms 12216 KB Output is correct
9 Correct 29 ms 15312 KB Output is correct
10 Correct 51 ms 19032 KB Output is correct
11 Correct 46 ms 17176 KB Output is correct
12 Correct 47 ms 16200 KB Output is correct
13 Correct 58 ms 19628 KB Output is correct
14 Correct 33 ms 16540 KB Output is correct
15 Correct 35 ms 15748 KB Output is correct
16 Correct 28 ms 15692 KB Output is correct

Subtask #3
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 11988 KB Output is correct
2 Correct 6 ms 12068 KB Output is correct
3 Correct 6 ms 12028 KB Output is correct
4 Correct 6 ms 11988 KB Output is correct
5 Correct 6 ms 12068 KB Output is correct
6 Correct 8 ms 12116 KB Output is correct
7 Correct 8 ms 12116 KB Output is correct
8 Correct 8 ms 12244 KB Output is correct
9 Correct 8 ms 12244 KB Output is correct
10 Correct 35 ms 15132 KB Output is correct
11 Correct 55 ms 16844 KB Output is correct
12 Correct 81 ms 18848 KB Output is correct
13 Correct 73 ms 19536 KB Output is correct
14 Correct 61 ms 17740 KB Output is correct
15 Correct 46 ms 15812 KB Output is correct
16 Correct 44 ms 15708 KB Output is correct

Subtask #4
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 11988 KB Output is correct
2 Correct 6 ms 12068 KB Output is correct
3 Correct 6 ms 12028 KB Output is correct
4 Correct 6 ms 11988 KB Output is correct
5 Correct 6 ms 12068 KB Output is correct
6 Correct 8 ms 12116 KB Output is correct
7 Correct 8 ms 12116 KB Output is correct
8 Correct 8 ms 12244 KB Output is correct
9 Correct 8 ms 12244 KB Output is correct
10 Correct 35 ms 15132 KB Output is correct
11 Correct 55 ms 16844 KB Output is correct
12 Correct 81 ms 18848 KB Output is correct
13 Correct 73 ms 19536 KB Output is correct
14 Correct 61 ms 17740 KB Output is correct
15 Correct 46 ms 15812 KB Output is correct
16 Correct 44 ms 15708 KB Output is correct
17 Correct 641 ms 16948 KB Output is correct
18 Correct 7 ms 11988 KB Output is correct
19 Correct 6 ms 12076 KB Output is correct
20 Correct 6 ms 11972 KB Output is correct
21 Correct 6 ms 11988 KB Output is correct
22 Correct 6 ms 11988 KB Output is correct
23 Correct 17 ms 12180 KB Output is correct
24 Correct 18 ms 12144 KB Output is correct
25 Correct 30 ms 12300 KB Output is correct
26 Correct 24 ms 12212 KB Output is correct
27 Correct 520 ms 15264 KB Output is correct
28 Correct 957 ms 19128 KB Output is correct
29 Correct 907 ms 19672 KB Output is correct
30 Correct 846 ms 17872 KB Output is correct

Subtask #5
0 / 44.0

# Verdict Execution time Memory Grader output
1 Correct 1465 ms 15380 KB Output is correct
2 Correct 6 ms 12072 KB Output is correct
3 Correct 6 ms 11988 KB Output is correct
4 Correct 6 ms 11988 KB Output is correct
5 Correct 10 ms 12108 KB Output is correct
6 Correct 11 ms 12116 KB Output is correct
7 Correct 11 ms 12116 KB Output is correct
8 Correct 1552 ms 15388 KB Output is correct
9 Correct 1725 ms 15228 KB Output is correct
10 Correct 528 ms 12996 KB Output is correct
11 Correct 40 ms 16940 KB Output is correct
12 Correct 6 ms 11988 KB Output is correct
13 Correct 6 ms 11988 KB Output is correct
14 Correct 7 ms 12068 KB Output is correct
15 Correct 6 ms 11988 KB Output is correct
16 Correct 7 ms 12072 KB Output is correct
17 Correct 19 ms 12244 KB Output is correct
18 Correct 18 ms 12216 KB Output is correct
19 Correct 29 ms 15312 KB Output is correct
20 Correct 51 ms 19032 KB Output is correct
21 Correct 46 ms 17176 KB Output is correct
22 Correct 47 ms 16200 KB Output is correct
23 Correct 58 ms 19628 KB Output is correct
24 Correct 33 ms 16540 KB Output is correct
25 Correct 35 ms 15748 KB Output is correct
26 Correct 28 ms 15692 KB Output is correct
27 Correct 6 ms 11988 KB Output is correct
28 Correct 6 ms 12068 KB Output is correct
29 Correct 6 ms 12028 KB Output is correct
30 Correct 6 ms 11988 KB Output is correct
31 Correct 6 ms 12068 KB Output is correct
32 Correct 8 ms 12116 KB Output is correct
33 Correct 8 ms 12116 KB Output is correct
34 Correct 8 ms 12244 KB Output is correct
35 Correct 8 ms 12244 KB Output is correct
36 Correct 35 ms 15132 KB Output is correct
37 Correct 55 ms 16844 KB Output is correct
38 Correct 81 ms 18848 KB Output is correct
39 Correct 73 ms 19536 KB Output is correct
40 Correct 61 ms 17740 KB Output is correct
41 Correct 46 ms 15812 KB Output is correct
42 Correct 44 ms 15708 KB Output is correct
43 Correct 641 ms 16948 KB Output is correct
44 Correct 7 ms 11988 KB Output is correct
45 Correct 6 ms 12076 KB Output is correct
46 Correct 6 ms 11972 KB Output is correct
47 Correct 6 ms 11988 KB Output is correct
48 Correct 6 ms 11988 KB Output is correct
49 Correct 17 ms 12180 KB Output is correct
50 Correct 18 ms 12144 KB Output is correct
51 Correct 30 ms 12300 KB Output is correct
52 Correct 24 ms 12212 KB Output is correct
53 Correct 520 ms 15264 KB Output is correct
54 Correct 957 ms 19128 KB Output is correct
55 Correct 907 ms 19672 KB Output is correct
56 Correct 846 ms 17872 KB Output is correct
57 Execution timed out 3040 ms 20624 KB Time limit exceeded
58 Halted 0 ms 0 KB -