Submission #1169788

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1169788	2025-03-19 07:36:31	nathan4690	Voting Cities (NOI22_votingcity)	C++20	0 / 100	109 ms	29620 KiB

Main

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#include <bits/stdc++.h>
#define ll long long
#define ld long double
#define f1(i,n) for(int i=1;i<=n;i++)
#define __file_name ""
#define pii pair<ll, int>
using namespace std;
const ll maxn=1e6+5, inf=1e18;
int n, e, k, t[maxn];
ll d[5005][1 << 5];
vector<pair<int,int>> G[maxn];
priority_queue<pii, vector<pii>, greater<pii>> pq;
int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
    if(fopen(__file_name ".inp", "r")){
        freopen(__file_name ".inp", "r", stdin);
        freopen(__file_name ".out", "w", stdout);
    }
    // code here
    cin >> n >> e >> k;
    f1(i,k) cin >> t[i];
    f1(i, e){
        int u, v, w; cin >> u >> v >> w;
        G[u].push_back({v, w});
        G[v].push_back({u, w});
    }
    for(int i=0;i<n;i++) for(int m=0;m<(1 << 5);m++) d[i][m] = inf;
 
 
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Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:19:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   19 |         freopen(__file_name ".inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:20:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   20 |         freopen(__file_name ".out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 5
• Subtask 2: 0 / 5
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• Subtask 8: 0 / 50