Submission #1029571

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1029571	2024-07-21 04:20:32	kunzaZa183	Teleporters (IOI08_teleporters)	C++17	70 / 100	490 ms	65536 KiB

teleporters

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#include <bits/stdc++.h>
using namespace std;
int main() {
  cin.tie(0)->sync_with_stdio(0);
  cin.exceptions(cin.failbit);
  int n, m;
  cin >> n >> m;
  vector<int> vi;
  vector<int> tp(2e6 + 1);
  for (int i = 0; i < n; i++) {
    int a, b;
    cin >> a >> b;
    vi.push_back(a), vi.push_back(b);
    tp[a] = b, tp[b] = a;
  }
  sort(vi.begin(), vi.end());
  vector<pair<int, int>> vpii;
  vpii.emplace_back(0, vi[0]);
  for (int i = 0; i < vi.size() - 1; i++) {
    vpii.emplace_back(vi[i], vi[i + 1]);
  }
  vpii.emplace_back(vi.back(), 3e6);
  // for (auto a : vpii) cout << a.first << " " << a.second << "\n";
  vector<bool> vb;
  vb.resize(vpii.size());
  vector<int> cyc;
  int special;
  for (int i = 0; i < vb.size(); i++)
    if (!vb[i]) {
      // cout << "I = " << i << '\n';
 
 
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Compilation message (stderr)

teleporters.cpp: In function 'int main()':
teleporters.cpp:19:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   19 |   for (int i = 0; i < vi.size() - 1; i++) {
      |                   ~~^~~~~~~~~~~~~~~
teleporters.cpp:28:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   28 |   for (int i = 0; i < vb.size(); i++)
      |                   ~~^~~~~~~~~~~
teleporters.cpp:54:9: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   54 |   if (m >= cyc.size()) {
      |       ~~^~~~~~~~~~~~~

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