제출 #223847

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
223847	2020-04-16 14:39:50	Minnakhmetov	함박 스테이크 (JOI20_hamburg)	C++14	15 / 100	3093 ms	25608 KiB

hamburg

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#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define all(aaa) aaa.begin(), aaa.end()
const int N = 4e5 + 5, INF = 1e9 + 5;
struct R {
    int xl, yl, xr, yr;
    bool contains(int x, int y) const {
        return x >= xl && x <= xr && y >= yl && y <= yr;
    }
    bool intersects_hor(int y) const {
        return y >= yl && y <= yr;
    }
    bool intersects_ver(int x) const {
        return x >= xl && x <= xr;
    }
};
vector<R> rcs;
vector<int> vx, vy;
vector<pair<int, int>> ans;
pair<int, int> suf_hor[N], pref_ver[N], suf_ver[N];
int pref[N], suf[N], suf_lt[N], suf_rt[N];
pair<int, int> intersection(pair<int, int> a, pair<int, int> b) {
    return {max(a.first, b.first), min(a.second, b.second)};
 
 
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컴파일 시 표준 에러 (stderr) 메시지

hamburg.cpp: In function 'bool solve(std::vector<R>, int)':
hamburg.cpp:190:17: warning: unused variable 'mx_rt' [-Wunused-variable]
  190 |                 mx_rt = suf[i + 1];
      |                 ^~~~~
hamburg.cpp:227:17: warning: unused variable 'mx_lt' [-Wunused-variable]
  227 |             int mx_lt = pref[i - 1],
      |                 ^~~~~
hamburg.cpp: In function 'int main()':
hamburg.cpp:304:23: warning: comparison of integer expressions of different signedness: 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
  304 |     while (ans.size() < k)
      |            ~~~~~~~~~~~^~~

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