Submission #984861

#	Time	Username	Problem	Language	Result	Execution time	Memory
984861		54skyxenon	Crocodile's Underground City (IOI11_crocodile)	C++17	Compilation error	0 ms	0 KiB

crocodile

// https://oj.uz/problem/view/IOI11_crocodile

#include <bits/stdc++.h>
using namespace std;

#define int long long

vector<map<int, int>> graph;
vector<bool> is_exit;
vector<bool> visited;

int dfs(int curr) {
    if (is_exit[curr]) {
        return 0;
    }

    vector<int> distances;
    for (auto [nei, weight] : graph[curr]) {
        if (!visited[nei]) {
            visited[nei] = true;
            distances.push_back(weight + dfs(nei));
        }
    }

    sort(distances.begin(), distances.end());
    return distances[1];
}

int travel_plan(int N, int M, int R[][2], int L[], int K, int[] P) {
    graph.resize(N);
    is_exit.resize(N);
    visited.resize(N);

    for (int i = 0; i < M; i++) {
        graph[R[i][0]][R[i][1]] = graph[R[i][1]][R[i][0]] = L[i];
    }

    for (int i = 0; i < K; i++) {
        is_exit[P[i]] = true;
    }

    visited[0] = true;
    return dfs(0);
}

Compilation message (stderr)

crocodile.cpp:29:65: error: expected ',' or '...' before 'P'
   29 | int travel_plan(int N, int M, int R[][2], int L[], int K, int[] P) {
      |                                                                 ^
crocodile.cpp: In function 'long long int travel_plan(long long int, long long int, long long int (*)[2], long long int*, long long int, long long int*)':
crocodile.cpp:39:17: error: 'P' was not declared in this scope
   39 |         is_exit[P[i]] = true;
      |                 ^