Submission #1174777

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1174777	2025-03-27 10:31:07	Muhammet	Strange Device (APIO19_strange_device)	C++17	65 / 100	301 ms	16956 KiB

strange_device

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#include "bits/stdc++.h"
using namespace std;
 
#define ll long long
#define SZ(s) (int)s.size()
#define ff first
#define ss second
ll INF = LLONG_MAX;
int main() {
    ios_base::sync_with_stdio(false); cin.tie(nullptr);
    ll n, a, b;
    cin >> n >> a >> b;
    ll  ans = 0, s = 0;
    vector <pair <ll, ll>> v;
    ll x = (a / __gcd(a, b+1LL));
    ll k = (x * min(b, INF/x));
    for(int i = 1; i <= n; i++) {
        ll l, r;
        cin >> l >> r;
        s += (r - l + 1);
        if(k != 0) l %= k, r %= k;
        if(l <= r) {
            v.push_back({l, r});
        }
        else {
            v.push_back({l, k-1});
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 0 / 5
• Subtask 3: 5 / 5
• Subtask 4: 5 / 5
• Subtask 5: 5 / 5
• Subtask 6: 20 / 20
• Subtask 7: 20 / 20
• Subtask 8: 0 / 30