Submission #263205

#	Time	Username	Problem	Language	Result	Execution time	Memory
263205		NicolaAbusaad2014	Highway Tolls (IOI18_highway)	C++14	5 / 100	20 ms	640 KiB

highway

#include "highway.h"
#include <bits/stdc++.h>
using namespace std;
map<int,int>m;
vector<int>v;
void find_pair(int N, std::vector<int> U, std::vector<int> V, int A, int B) {
  int M = (int)U.size();
  vector<int> w(M);
  for (int i = 0; i < M; ++i) {
      w[i] = 0;
    }
    long long mn=ask(w);
    w.clear();
  for (int j = 0; j < M; ++j) {
    std::vector<int> w(M);
    for (int i = 0; i < M; ++i) {
      w[i] = 0;
      if(i==j){
      w[i]=1;
      }
    }
    long long toll = ask(w);
    if(toll>mn){
    v.push_back(U[j]);
    v.push_back(V[j]);
    m[V[j]]++;
    m[U[j]]++;
    }
  }
  vector<int>ans;
  for(long i=0;i<(long)v.size();i++){
  if(m[v[i]]==1){
  ans.push_back(v[i]);
  }
  }
  answer(ans[0], ans[1]);
}

• Subtask 1: 5 / 5
• Subtask 2: 0 / 7
• Subtask 3: 0 / 6
• Subtask 4: 0 / 33
• Subtask 5: 0 / 18
• Subtask 6: 0 / 31