Submission #1048068

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1048068	2024-08-07 21:08:38	PurpleCrayon	Petrol stations (CEOI24_stations)	C++17	100 / 100	1468 ms	12732 KiB

Main

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#include <bits/stdc++.h>
using namespace std;
 
#define sz(v) int(v.size())
#define ar array
typedef long long ll;
const int N = 7e4+10, MOD = 1e9+7;
const ll INF = 1e18+10;
int n, K;
ar<int, 3> edges[N];
vector<ar<int, 3>> adj[N];
int sub[N];
ll ans[N];
void make_tree(vector<int>& eids) {
    for (int e : eids) {
        auto [a, b, w] = edges[e];
        adj[a].clear(), adj[b].clear();
    }
    for (int e : eids) {
        auto [a, b, w] = edges[e];
        adj[a].push_back({b, w, e});
        adj[b].push_back({a, w, e});
    }
}
int dfs_sub(int c, int p) {
    sub[c] = 1;
 
 
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Compilation message (stderr)

Main.cpp: In function 'void solve()':
Main.cpp:258:19: warning: structured binding declaration set but not used [-Wunused-but-set-variable]
  258 |         for (auto [nxt, w, eid] : adj[i]) {
      |                   ^~~~~~~~~~~~~

• Subtask 0: 0 / 0
• Subtask 1: 18 / 18
• Subtask 2: 8 / 8
• Subtask 3: 10 / 10
• Subtask 4: 12 / 12
• Subtask 5: 17 / 17
• Subtask 6: 35 / 35