Submission #970657

#	Time	Username	Problem	Language	Result	Execution time	Memory
970657		kilkuwu	Palembang Bridges (APIO15_bridge)	C++17	22 / 100	32 ms	3544 KiB

bridge

#include <bits/stdc++.h>

#define nl '\n'

signed main() {
  std::ios::sync_with_stdio(false);
  std::cin.tie(nullptr);
  
  int k, n;
  std::cin >> k >> n;
  int cnt = 0;
  std::vector<int> x_vals;
  int64_t ans = 0;
  for (int i = 0; i < n; i++) {
    char p, q;
    int s, t;
    std::cin >> p >> s >> q >> t;
    if (p == q) {
      ans += std::abs(t - s);
    } else {
      x_vals.push_back(s);
      x_vals.push_back(t);
      ans++;
    }
  }
  std::sort(x_vals.begin(), x_vals.end());

  int med = x_vals.size() / 2;

  for (int i = 0; i < (int) x_vals.size(); i++) {
    ans += std::abs(x_vals[i] - x_vals[med]);
  }

  std::cout << ans << nl;
  
}

/*
1 5
B 0 A 4
B 1 B 3
A 5 B 7
B 2 A 6
B 1 A 7
*/

Compilation message (stderr)

bridge.cpp: In function 'int main()':
bridge.cpp:11:7: warning: unused variable 'cnt' [-Wunused-variable]
   11 |   int cnt = 0;
      |       ^~~

• Subtask 1: 8 / 8
• Subtask 2: 14 / 14
• Subtask 3: 0 / 9
• Subtask 4: 0 / 32
• Subtask 5: 0 / 37