Submission #1174717

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1174717	2025-03-27 08:04:04	Halym2007	Strange Device (APIO19_strange_device)	C++17	100 / 100	285 ms	18800 KiB

strange_device

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#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define sz size()
#define ff first
#define ss second
#define pb push_back
#define pii pair <ll, ll>
#define dur exit(0)
#define dur1 return(0)
const int N = 2e5 + 5;
ll n, A, B;
int main () {
//  freopen ("input.txt", "r", stdin);
  ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
  cin >> n >> A >> B;
  __int128 rep = (__int128)A / (__int128)__gcd (A, B + 1) * (__int128)B;
  vector <pii> v;
  for (int i = 1; i <= n; ++i) {
    ll l, r;
    cin >> l >> r;
    if (r - l + 1 >= rep) {
      v.pb ({0, rep - 1});
    }
    else if (l % rep <= r % rep) {
      v.pb ({l % rep, r % rep});
    }
    else {
      v.pb ({l % rep, rep - 1});
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 5 / 5
• Subtask 3: 5 / 5
• Subtask 4: 5 / 5
• Subtask 5: 5 / 5
• Subtask 6: 20 / 20
• Subtask 7: 20 / 20
• Subtask 8: 30 / 30