Submission #1175271

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1175271	2025-03-28 08:49:11	tkm_algorithms	Strange Device (APIO19_strange_device)	C++20	100 / 100	313 ms	16980 KiB

strange_device

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/**
*    In the name of Allah
*    We are nothing and you're everything
*    author: najmuddin
**/
#include <bits/stdc++.h>
using namespace std;
#define all(x) begin(x), end(x)
#define sz(x) (int)(x).size()
typedef long long ll;
#define int ll
const char nl = '\n';
const int inf = 1e18+1;
int32_t main() {
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  
  int n, A, B;
  cin >> n >> A >> B;
  
  int T = inf;
  // A/gcd(A, B+1)*B
  if (B <= inf/(A/__gcd(A, B+1)))T = A/__gcd(A, B+1)*B;
  
  vector<pair<int, int>> v;
  for (int i = 0; i < n; ++i) {
    int l, r; cin >> l >> r;
    
    if (r-l+1 >= T) {
 
 
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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