제출 #660313

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
660313	2022-11-21 15:11:14	600Mihnea	Building Skyscrapers (CEOI19_skyscrapers)	C++17	8 / 100	3559 ms	6904 KiB

skyscrapers

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bool home = 0;
#include <bits/stdc++.h>
using namespace std;
struct T
{
  int x;
  int y;
};
bool operator < (T a, T b)
{
  if (a.x != b.x)
  {
    return a.x < b.x;
  }
  return a.y < b.y;
}
mt19937 rng(777);
const int N = 150000 + 7;
int n;
int task;
T points[N];
int d[N];
map<T, int> w;
int main()
 
 
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컴파일 시 표준 에러 (stderr) 메시지

skyscrapers.cpp: In function 'int main()':
skyscrapers.cpp:38:13: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   38 |     freopen ("input.txt", "r", stdin);
      |     ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

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