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Submission #522656

# Submission time Handle Problem Language Result Execution time Memory
522656 2022-02-05T10:21:42 Z lucri Sightseeing (NOI14_sightseeing) C++17
4 / 25
 3500 ms 182580 KB 
#include <iostream>
#include <vector>
#include <queue>
#include <algorithm>
using namespace std;
long long n,m,q,x,y,c,ans[500010];
vector<vector<pair<long long,long long>>>a;
priority_queue<pair<long long,long long>>b;
bool ok[500010];
void constructie(long long nod)
{
    if(ok[nod]==true)
        return;
    ok[nod]=true;
    for(auto z:a[nod])
    {
        if(min(z.second,ans[nod])>ans[z.first])
        {
            ans[z.first]=min(z.second,ans[nod]);
            b.push(make_pair(ans[z.first],z.first));
            ok[z.first]=false;
        }
    }
    if(b.empty())
        return;
    long long aq=b.top().second;
    b.pop();
    constructie(aq);
    return;
}
int main()
{
    cin>>n>>m>>q;
    a.resize(n+5);
    for(long long i=1;i<=m;++i)
    {
        cin>>x>>y>>c;
        a[x].push_back(make_pair(y,c));
        a[y].push_back(make_pair(x,c));
    }
    ans[1]=100000001;
    constructie(1);
    ans[1]=0;
    for(long long i=1;i<=q;++i)
    {
        cin>>x;
        cout<<ans[x]<<'\n';
    }
    return 0;
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct

Subtask #2
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 460 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 6.0

# Verdict Execution time Memory Grader output
1 Incorrect 70 ms 4440 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 3581 ms 182580 KB Time limit exceeded
2 Halted 0 ms 0 KB -