Submission #781598

#	Time	Username	Problem	Language	Result	Execution time	Memory
781598		kebine	Strange Device (APIO19_strange_device)	C++17	0 / 100	5045 ms	46952 KiB

strange_device

#include <bits/stdc++.h>
#define int long long
#define fi first
#define se second
#define keish                             ios_base::sync_with_stdio(0);       cin.tie(0); cout.tie(0)
      
using namespace std;

int n, a, b, l, r;

signed main(){
      keish;
      cin >> n >> a >> b;
      int c = (b != 1 or a & 1 ? a * b : a / 2);
      set<int> s;
      if(c <= 1e6){
            for(int i = 0; i < n; i++){
                  cin >> l >> r;
                  for(int j = l; j <= r; j++){
                        s.insert(j % c);
                  }
            }

            cout << s.size() << '\n';
      }
}     

• Subtask 1: 0 / 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