Submission #722318

#	Time	Username	Problem	Language	Result	Execution time	Memory
722318		Toxtaq	Strange Device (APIO19_strange_device)	C++17	10 / 100	5036 ms	524288 KiB

strange_device

#include<bits/stdc++.h>
using namespace std;
int main()
{
    long long a, b;
    int n;
    cin >> n >> a >> b;
    set<pair<long long, long long>>pairs;
    for(int i = 0;i < n;++i){
        long long l, r;
        cin >> l >> r;
        for(long long t = l;t <= r;++t){
            long long x = (t + t / b)% a, y = t % b;
//            cout << t << ": (" << x << ", " << y << ")\n";
            pairs.insert({x, y});
        }
    }
    cout << pairs.size();
}

• 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