Submission #734784

#	Time	Username	Problem	Language	Result	Execution time	Memory
734784		keisuke6	Circle selection (APIO18_circle_selection)	C++14	0 / 100	3071 ms	9648 KiB

circle_selection

#include <bits/stdc++.h>
using namespace std;
#define int long long
signed main(){
  int N;
  cin>>N;
  vector<int> X(N),Y(N),R(N);
  for(int i=0;i<N;i++) cin>>X[i]>>Y[i]>>R[i];
  vector<int> A(N,N);
  for(int i=0;i<N;i++){
    for(int j=0;j<N;j++){
      if((X[i]-X[j])*(X[i]-X[j])+(Y[i]-Y[j])*(Y[i]-Y[j]) > (R[i]+R[j])*(R[i]+R[j])) continue;
      if(A[j] == N || R[A[j]] < R[i] || (R[A[j]] == R[i] && A[j] >= i)){
        A[j] = i;
      }
    }
  }
  for(int i=0;i<N;i++) cout<<A[i]+1<<' ';
  cout<<endl;
}

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