제출 #49977

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
49977	2018-06-05 18:07:27	zetapi	원 고르기 (APIO18_circle_selection)	C++14	0 / 100	1133 ms	44968 KiB

circle_selection

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#include <bits/stdc++.h>
using namespace std;
#define pb  push_back
#define mp  make_pair
#define int long long
#define itr ::iterator 
typedef pair<int,int>  pii;
const int MAX=4e5;
const int INF=1e12;
vector< pair<int,pii> > vec;
set<pii> st;
set<pii> itr it,it2;
int N,ind,X[MAX],Y[MAX],R[MAX],par[MAX];
void ok(int F,int S)
{
  if((X[F]-X[S])*(X[F]-X[S])+(Y[F]-Y[S])*(Y[F]-Y[S])>(R[F]+R[S])*(R[F]+R[S]))
    return ;
  if(R[F]==R[S] and F>S)
    swap(F,S);
  if(R[F]>R[S])
    swap(F,S);
  par[F]=S;
  return ;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

circle_selection.cpp: In function 'int main()':
circle_selection.cpp:48:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int A=0;A<vec.size();A++)
              ~^~~~~~~~~~~

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