Submission #758257

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
758257	2023-06-14T10:19:06 Z	ivaziva	Crocodile's Underground City (IOI11_crocodile)	C++14	Compilation error	0 ms	0 KB

crocodile

#include "crocodile.h"
#include <bits/stdc++.h>

#define MAXN 1010

int travel_plan(int N,int M,int R[][2],int L[],int K,int P[])
{
    long long n;
    long long m;
    long long k;
    vector<pair<long long long>> adj[MAXN];
    long long niz[MAXN];
    long long dist1[MAXN];
    long long dist2[MAXN];
    long long pos[MAXN];
    n=N; m=M; k=K;
    for (long long i=0;i<m;i++)
    {
        long long x=R[i][0];
        long long y=R[i][1];
        long long z=L[i];
        adj[x].push_back({y,z});
        adj[y].push_back({x,z});
    }
    for (long long i=0;i<MAXN;i++)
    {
        dist1[i]=LLONG_MAX;
        dist2[i]=LLONG_MAX;
    }
    priority_queue<pair<long long,long long>,vector<pair<long long,long long>>,greater<pair<long long,long long>>> pq;
    for (long long i=0;i<k;i++)
    {
        niz[i+1]=P[i-1];
        pq.push({0,niz[i+1]});
        dist1[niz[i+1]]=0;
        dist2[niz[i+1]]=0;
        pos[niz[i+1]]=1;
    }
    while (pq.empty()==false)
    {
        long long node=pq.top().second;
        long long dist0=pq.top().first;
        pq.pop();
        if (dist0>dist2[node0]) continue;
        if (pos[node]>1) continue;
        long long s=adj[node0].size();
        for (long long i=0;i<s;i++)
        {
            long long node=adj[node0][i].first;
            long long dist=adj[node0][i].second;
            if (dist0+dist<dist1[node])
            {
                dist2[node]=dist1[node];
                dist1[node]=dist0+dist;
                pq.push({dist1[node],node});
            }
            else if (dist0+dist<dist2[node])
            {
                dist2[node]=dist0+dist;
                pq.push({dist2[node],node});
            }
        }
        pos[node0]++;
    }
    return (int)dist2[0];
}

Compilation message

crocodile.cpp: In function 'int travel_plan(int, int, int (*)[2], int*, int, int*)':
crocodile.cpp:11:5: error: 'vector' was not declared in this scope; did you mean 'std::vector'?
   11 |     vector<pair<long long long>> adj[MAXN];
      |     ^~~~~~
      |     std::vector
In file included from /usr/include/c++/10/vector:67,
                 from /usr/include/c++/10/queue:61,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:86,
                 from crocodile.cpp:2:
/usr/include/c++/10/bits/stl_vector.h:389:11: note: 'std::vector' declared here
  389 |     class vector : protected _Vector_base<_Tp, _Alloc>
      |           ^~~~~~
crocodile.cpp:11:12: error: 'pair' was not declared in this scope; did you mean 'std::pair'?
   11 |     vector<pair<long long long>> adj[MAXN];
      |            ^~~~
      |            std::pair
In file included from /usr/include/c++/10/bits/stl_algobase.h:64,
                 from /usr/include/c++/10/bits/char_traits.h:39,
                 from /usr/include/c++/10/ios:40,
                 from /usr/include/c++/10/istream:38,
                 from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from crocodile.cpp:2:
/usr/include/c++/10/bits/stl_pair.h:211:12: note: 'std::pair' declared here
  211 |     struct pair
      |            ^~~~
crocodile.cpp:11:17: error: expected primary-expression before 'long'
   11 |     vector<pair<long long long>> adj[MAXN];
      |                 ^~~~
crocodile.cpp:22:9: error: 'adj' was not declared in this scope
   22 |         adj[x].push_back({y,z});
      |         ^~~
crocodile.cpp:30:5: error: 'priority_queue' was not declared in this scope; did you mean 'std::priority_queue'?
   30 |     priority_queue<pair<long long,long long>,vector<pair<long long,long long>>,greater<pair<long long,long long>>> pq;
      |     ^~~~~~~~~~~~~~
      |     std::priority_queue
In file included from /usr/include/c++/10/queue:64,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:86,
                 from crocodile.cpp:2:
/usr/include/c++/10/bits/stl_queue.h:456:11: note: 'std::priority_queue' declared here
  456 |     class priority_queue
      |           ^~~~~~~~~~~~~~
crocodile.cpp:30:25: error: expected primary-expression before 'long'
   30 |     priority_queue<pair<long long,long long>,vector<pair<long long,long long>>,greater<pair<long long,long long>>> pq;
      |                         ^~~~
crocodile.cpp:34:9: error: 'pq' was not declared in this scope
   34 |         pq.push({0,niz[i+1]});
      |         ^~
crocodile.cpp:39:12: error: 'pq' was not declared in this scope
   39 |     while (pq.empty()==false)
      |            ^~
crocodile.cpp:44:25: error: 'node0' was not declared in this scope; did you mean 'node'?
   44 |         if (dist0>dist2[node0]) continue;
      |                         ^~~~~
      |                         node
crocodile.cpp:46:21: error: 'adj' was not declared in this scope
   46 |         long long s=adj[node0].size();
      |                     ^~~
crocodile.cpp:46:25: error: 'node0' was not declared in this scope; did you mean 'node'?
   46 |         long long s=adj[node0].size();
      |                         ^~~~~
      |                         node