Submission #983350

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
983350	2024-05-15 10:45:31	vjudge1	Circle selection (APIO18_circle_selection)	C++17	7 / 100	3087 ms	55160 KiB

circle_selection

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#include <bits/stdc++.h>
#define int long long
using namespace std;
int n, i, j, k, x[300001], y[300001], r[300001], ans[300001];
bool u[300001];
multiset<pair<int, int>> ms, mss;
long double dist(long double x1, long double y1, long double x2, long double y2) {
  return (x2 - x1) * (x2 - x1) + (y2 - y1) * (y2 - y1);
}
bool inter(int i, int j) {
  return (r[i] + r[j]) * (r[i] + r[j]) >= dist(x[i], y[i], x[j], y[j]);
}
signed main() {
  cin.tie(0)->sync_with_stdio(0);
  #ifdef LOCAL
  freopen("input.txt", "r", stdin);
  #endif
  cin >> n;
  bool subtask2 = 1;
  for (i = 1; i <= n; i++) {
    cin >> x[i] >> y[i] >> r[i];
    ms.insert({r[i], -i});
    //y[i] = 0;
    if (y[i] != 0) {
      subtask2 = 0;
    }
  }
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

circle_selection.cpp: In function 'int main()':
circle_selection.cpp:22:7: warning: variable 'subtask2' set but not used [-Wunused-but-set-variable]
   22 |  bool subtask2 = 1;
      |       ^~~~~~~~

• Subtask 1: 7 / 7
• Subtask 2: 0 / 12
• Subtask 3: 0 / 15
• Subtask 4: 0 / 23
• Subtask 5: 0 / 30
• Subtask 6: 0 / 13