Submission #733855

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
733855	2023-05-01 11:14:53	MilosMilutinovic	Joker (BOI20_joker)	C++14	100 / 100	537 ms	16396 KiB

Joker

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/**
 *    author:  wxhtzdy
 *    created: 01.05.2023 11:39:02
**/
#include <bits/stdc++.h>
using namespace std;
int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);  
  int n, m, q;
  cin >> n >> m >> q;
  vector<int> u(m), v(m);
  for (int i = 0; i < m; i++) {
    cin >> u[i] >> v[i];
    --u[i]; --v[i];
  }
  vector<int> pr(n), sz(n, 1), col(n);
  iota(pr.begin(), pr.end(), 0);
  bool bad = false;
  vector<tuple<int, int, bool, int, int, int, int>> stk;
  function<pair<int, int>(int)> root = [&](int x) {
    if (pr[x] == x) {
      return make_pair(x, col[x]);
    } else {
      auto p = root(pr[x]);
      return make_pair(p.first, col[x] ^ p.second);
    }
  };
 
 
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Compilation message (stderr)

Joker.cpp: In lambda function:
Joker.cpp:84:17: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   84 |     int mid = l + r >> 1;
      |               ~~^~~

• Subtask 1: 6 / 6
• Subtask 2: 8 / 8
• Subtask 3: 25 / 25
• Subtask 4: 10 / 10
• Subtask 5: 22 / 22
• Subtask 6: 29 / 29