제출 #260444

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
260444	2020-08-10 09:18:03	Kastanda	원 고르기 (APIO18_circle_selection)	C++11	100 / 100	2555 ms	412480 KiB

circle_selection

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// M
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
const int N = 300005, INF = 1e9 + 9;
int n, X[N], Y[N], R[N], M[N];
vector < int > UX;
vector < pair < int , int > > V[N * 2];
set < pair < int , int > > ST[N * 2];
inline int GetId(int a)
{
        return (int)(lower_bound(UX.begin(), UX.end(), a) - UX.begin());
}
inline bool Check(int i, int j)
{
        return ((ll)(X[i] - X[j]) * (ll)(X[i] - X[j]) + (ll)(Y[i] - Y[j]) * (ll)(Y[i] - Y[j]) <= (ll)(R[i] + R[j]) * (ll)(R[i] + R[j]));
}
inline void Get(int l, int r, int le, int ri, int i)
{
        l += (int)UX.size();
        r += (int)UX.size();
        for (; l < r; l >>= 1, r >>= 1)
        {
                if (l & 1)
                {
                        auto it = ST[l].lower_bound({le, -1});
                        while (it != ST[l].end() && it->first < ri)
                        {
                                if (M[it->second])
                                        it = ST[l].erase(it);
 
 
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컴파일 시 표준 에러 (stderr) 메시지

circle_selection.cpp: In function 'int main()':
circle_selection.cpp:67:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d", &n);
         ~~~~~^~~~~~~~~~
circle_selection.cpp:69:53: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
                 scanf("%d%d%d", &X[i], &Y[i], &R[i]), UX.push_back(X[i]);
                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~

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• Subtask 6: 13 / 13