Submission #839261

#	Time	Username	Problem	Language	Result	Execution time	Memory
839261		tch1cherin	Strange Device (APIO19_strange_device)	C++17	10 / 100	637 ms	524288 KiB

strange_device

#include <bits/stdc++.h>
using namespace std;

int main() {
  cin.tie(nullptr)->sync_with_stdio(false);
  int N;
  long long A, B;
  cin >> N >> A >> B;
  vector<pair<long long, long long>> values;
  for (int i = 0; i < N; i++) {
    long long L, R;
    cin >> L >> R;
    for (auto t = L; t <= R; t++) {
      values.push_back({(t + t / B) % A, t % B});
    }
  }
  sort(values.begin(), values.end());
  cout << (unique(values.begin(), values.end()) - values.begin()) << "\n";
}

• Subtask 1: 10 / 10
• Subtask 2: 0 / 5
• Subtask 3: 0 / 5
• Subtask 4: 0 / 5
• Subtask 5: 0 / 5
• Subtask 6: 0 / 20
• Subtask 7: 0 / 20
• Subtask 8: 0 / 30