제출 #951011

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
951011		efishel	악어의 지하 도시 (IOI11_crocodile)	C++17	컴파일 에러	0 ms	0 KiB

crocodile

#include "crocodile.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using vll = vector <ll>;

const ll MAXN = 1E5+16;
vector <pair <ll, ll> > adj[MAXN];

ll travel_plan (int _n, int _m, int _r[][2], int _l[], int _k, int _p[]) {
    ll n = _n, m = _m, k = _k;
    for (ll i = 0; i < m; i++) {
        ll u = _r[i][0], v = _r[i][1];
        ll w = _l[i];
        adj[u].push_back({ v, w });
        adj[v].push_back({ u, w });
    }
    priority_queue <pair <ll, ll> > pq;
    vll cvis(n, 0);
    vector <bool> vis(n, false);
    vll dis(n);
    vll srcs(_p, _p+k);
    for (ll u : srcs) {
        cvis[u] = 1;
        dis[u] = 0;
        pq.push({ -dis[u], u });
    }
    while (pq.size()) {
        auto [disU, u] = pq.top(); disU = -disU; pq.pop();
        cvis[u]++;
        if (cvis[u] != 2) continue;
        dis[u] = disU;
        for (auto [v, w] : adj[u]) {
            pq.push({ -(dis[u]+w), v });
        }
    }
    return dis[0];
}

컴파일 시 표준 에러 (stderr) 메시지

crocodile.cpp:10:4: error: ambiguating new declaration of 'll travel_plan(int, int, int (*)[2], int*, int, int*)'
   10 | ll travel_plan (int _n, int _m, int _r[][2], int _l[], int _k, int _p[]) {
      |    ^~~~~~~~~~~
In file included from crocodile.cpp:1:
crocodile.h:1:5: note: old declaration 'int travel_plan(int, int, int (*)[2], int*, int, int*)'
    1 | int travel_plan(int N, int M, int R[][2], int L[], int K, int P[]);
      |     ^~~~~~~~~~~