Submission #1088698

#	Time	Username	Problem	Language	Result	Execution time	Memory
1088698		juansigler	Infinite Race (EGOI24_infiniterace2)	C++14	29 / 100	19 ms	12636 KiB

Main

#include <limits.h>
#include <math.h>
#include <stdio.h>

#include <algorithm>
#include <complex>
#include <iomanip>
#include <iostream>
#include <map>
#include <numeric>
#include <queue>
#include <set>
#include <sstream>
#include <stack>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <vector>
using namespace std;
typedef long long int lld;
typedef long double llf;
typedef pair<int, int> pii;

int minLaps(const vector<int> &overtakes) {
  int n = overtakes.size();
  int ans = 0;
  bool iAmFirst = false;
  for (auto overtake : overtakes) {
    if (overtake == 1) {
      // Aka alcanzo al oponente
      ans += (iAmFirst ? 1 : 0);
      iAmFirst = true;
    } else {
      // El oponente alcanzo a Aka
      iAmFirst = false;
    }
  }
  return ans;
}

int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);

  int n, m;
  cin >> n;
  cin >> m;
  vector<vector<int>> arr(n, vector<int>());

  for (int i = 0; i < m; ++i) {
    int x;
    cin >> x;
    arr[abs(x)].push_back(x < 0 ? -1 : 1);
  }

  int ans = 0;
  for (int i = 1; i < n; ++i) {
    ans = max(ans, minLaps(arr[i]));
  }
  cout << ans << endl;

  return 0;
}

Compilation message (stderr)

Main.cpp: In function 'int minLaps(const std::vector<int>&)':
Main.cpp:26:7: warning: unused variable 'n' [-Wunused-variable]
   26 |   int n = overtakes.size();
      |       ^

• Subtask 1: 29 / 29
• Subtask 2: 0 / 34
• Subtask 3: 0 / 22
• Subtask 4: 0 / 15