Submission #410636

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
410636	2021-05-23 08:07:59	dynam1c	Strange Device (APIO19_strange_device)	C++17	65 / 100	955 ms	100304 KiB

strange_device

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//#pragma comment(linker, "/stack:200000000")
//#pragma GCC optimize("Ofast")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define endl "\n"
#define all(c) (c).begin(),(c).end()
// when you ponder, divide and conquer
#define lo __int128
lo _gcd(lo x, lo y) {
  if (x == 0) return y;
  return _gcd(y % x, x);
}
signed main() {
  // freopen("input.txt", "r", stdin); freopen("output.txt", "w", stdout);
  std::ios::sync_with_stdio(false);
  cin.tie(0);
  
  ll n, a, b;
  cin >> n >> a >> b;
  lo g = _gcd(b+1, (lo) a*b);
  lo m = (lo) a * b / g;
  vector<pair<lo, int>> evs;
 
 
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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