Submission #677775

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
677775	2023-01-04 11:02:29	parsadox2	Strange Device (APIO19_strange_device)	C++14	100 / 100	864 ms	115796 KiB

strange_device

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#include <bits/stdc++.h>
#define pb    push_back
#define F   first
#define S     second
#define debug(x)    cout << #x << "= " << x << ", "
#define ll    long long
#define fast    ios::sync_with_stdio(false), cin.tie(0),  cout.tie(0)
#define SZ(x)         (int) x.size()
#define int long long 
using namespace std;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
const int maxn = 1e6 + 10 , inf = 1e18;
int n , A , B , l[maxn] , r[maxn];
set <pair <int , int> > st;
int gcd(int a , int b)
{
  if(b == 0)
    return a;
  return gcd(b , a % b);
}
void add (int L , int R)
{
  if(st.empty())
  {
    st.insert(make_pair(L , R));
    return;
  }
  auto it = st.upper_bound({L , L});
 
 
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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