Submission #618877

#	Time	Username	Problem	Language	Result	Execution time	Memory
618877		Mohammed_Atalah	Crocodile's Underground City (IOI11_crocodile)	C++17	46 / 100	5 ms	2004 KiB

crocodile

#include "crocodile.h"
#include <bits/stdc++.h>
using namespace std;
vector<vector<vector<int>>> edg;
map<int, int> mp;
vector<int> vis;
int dfs(int idx) {
  vector<int> v;

  for (auto &i : edg[idx]) {

    if (!vis[i[0]]) {
      vis[i[0]] = 1;
      int e = i[1];
      if (!mp[i[0]]) {
        e += dfs(i[0]);
      }
      v.push_back(e);

    }
  }

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

}

int travel_plan(int N, int M, int R[][2], int L[], int K, int P[])
{

  edg.resize(N);
  vis.resize(N);
  for (int i = 0; i < M; i++) {
    edg[R[i][0]].push_back({R[i][1], L[i]});
    edg[R[i][1]].push_back({R[i][0], L[i]});
  }

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

  vis[0] = 1;
  return dfs(0);
}

• Subtask 1: 46 / 46
• Subtask 2: 0 / 43
• Subtask 3: 0 / 11