Submission #810229

#	Time	Username	Problem	Language	Result	Execution time	Memory
810229		peteza	Strange Device (APIO19_strange_device)	C++14	0 / 100	5088 ms	524288 KiB

strange_device

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

int n;
long long a, b, mod;
long long l, r, last=0, sum = 0;
unordered_set<long long> s;

int main() {
    cin.tie(0) -> sync_with_stdio(0);
    cin >> n >> a >> b;
    if(a >= 4e18/b) mod = 4e18;
    else mod = a*b;
    while(n--) {
        cin >> l >> r;
        for(int i=l,ct=l%mod;i<=r;i++,ct=(ct==mod-1?0:ct+1)) s.emplace(ct);
    }
    cout << s.size();
}

• 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