Submission #103443

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
103443	2019-03-30 17:53:56	SecretAgent007	Sightseeing (NOI14_sightseeing)	C++17	25 / 25	3117 ms	100376 KiB

sightseeing

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#include <bits/stdc++.h>
using namespace std;
#define double long double
const int INF = INT_MAX;
vector< vector< pair< int, int > > > Graph;
vector< int > U;
vector< int > dist;
int getParents(int a){
    if(U[a] == a) return a;
    else return U[a] = getParents(U[a]);
}
void Union(int a, int b){
    U[getParents(a)] = getParents(b);
}
void dfs(int node, int last){
    for(auto a : Graph[node]){
        if(a.first == last) continue;
        dist[a.first] = min(a.second, dist[node]);
        dfs(a.first, node);
    }
}
 
 
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Compilation message (stderr)

sightseeing.cpp: In function 'int main()':
sightseeing.cpp:46:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d%d",&a,&b,&c);
         ~~~~~^~~~~~~~~~~~~~~~~~~
sightseeing.cpp:71:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d", &a);
         ~~~~~^~~~~~~~~~

• Subtask 1: 4 / 4
• Subtask 2: 5 / 5
• Subtask 3: 6 / 6
• Subtask 4: 10 / 10