Submission #1010143

#	Time	Username	Problem	Language	Result	Execution time	Memory
1010143		RandomUser	Strange Device (APIO19_strange_device)	C++17	10 / 100	5035 ms	524288 KiB

strange_device

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

const int mod = 1e9 + 7;

int main() {
    ll n, A, B;
    cin >> n >> A >> B;

    set<pair<ll, ll> > st;
    for(int i=0; i<n; i++) {
        ll L, R;
        cin >> L >> R;
        for(auto j=L; j<=R; j++) {
            st.insert(make_pair( (j + j / B) % A, j % B ));
        }
    }

    cout << st.size() << '\n';
    return 0;
}

• 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