Submission #728308

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
728308	2023-04-22 07:12:52	SanguineChameleon	Circle selection (APIO18_circle_selection)	C++17	87 / 100	3040 ms	71684 KiB

circle_selection

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#include <bits/stdc++.h>
using namespace std;
void just_do_it();
int main() {
  #ifdef KAMIRULEZ
    freopen("kamirulez.inp", "r", stdin);
    freopen("kamirulez.out", "w", stdout);
  #endif
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  just_do_it();
  return 0;
}
struct circle {
  int x, y, r;
};
bool intersect(circle C1, circle C2) {
  return 1LL * (C1.r + C2.r) * (C1.r + C2.r) >= 1LL * (C1.x - C2.x) * (C1.x - C2.x) + 1LL * (C1.y - C2.y) * (C1.y - C2.y); 
}
const int maxn = 3e5 + 20;
circle C[maxn];
int res[maxn];
set<pair<int, int>> S;
map<pair<int, int>, set<int>> groups;
int n;
 
 
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• Subtask 1: 7 / 7
• Subtask 2: 12 / 12
• Subtask 3: 15 / 15
• Subtask 4: 23 / 23
• Subtask 5: 30 / 30
• Subtask 6: 0 / 13