Submission #781618

#	Time	Username	Problem	Language	Result	Execution time	Memory
781618		andecaandeci	Strange Device (APIO19_strange_device)	C++17	10 / 100	5032 ms	524288 KiB

strange_device

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

#define int long long

set<pair<int, int>> unik;

signed main() {
  int n, a, b, l, r, x, y;
  cin >> n >> a >> b;
  // kpk = lcm(a, b);
  // cout << kpk << endl;
  for (int i = 0; i < n; i++) {
    cin >> l >> r;
    for (int j = l; j <= r; j++) {
      x = (j + (j/b))%a;
      y = j%b;
      unik.insert({x, y});
    }
  }
  cout << unik.size() << endl;
}

• 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