Submission #367599

#TimeUsernameProblemLanguageResultExecution timeMemory
367599IwanttobreakfreeCrocodile's Underground City (IOI11_crocodile)C++17
0 / 100
2040 ms262148 KiB
#include "crocodile.h" #include <iostream> #include <vector> #include <queue> using namespace std; vector<int> distancia; void Distra(vector<vector<pair<int,int> > >& conexiones){ priority_queue <pair<int,int> > q; q.push(make_pair(0,0)); distancia[0]=0; int nodo,coste; while(!q.empty()){ nodo=q.top().second; q.pop(); for(pair<int,int> con:conexiones[nodo]){ int arista=-con.first; int siguiente=con.second; if(distancia[siguiente]>distancia[nodo]+arista){ distancia[siguiente]=distancia[nodo]+arista; q.push(make_pair(-arista,siguiente)); } } } } int travel_plan(int N, int M, int R[][2], int L[], int K, int P[]){ distancia.assign(N,1e9); int maximo=0; vector<vector<pair<int,int> > > conexiones(N,vector<pair<int,int> >()); for(int i=0;i<M;i++){ conexiones[R[i][0]].push_back(make_pair(L[i],R[i][1])); conexiones[R[i][1]].push_back(make_pair(L[i],R[i][0])); } Distra(conexiones); for(int i=0;i<K;i++){ maximo=max(maximo,distancia[P[i]]); } return maximo; }

Compilation message (stderr)

crocodile.cpp: In function 'void Distra(std::vector<std::vector<std::pair<int, int> > >&)':
crocodile.cpp:11:11: warning: unused variable 'coste' [-Wunused-variable]
   11 |  int nodo,coste;
      |           ^~~~~
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