제출 #152408

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
152408	2019-09-07 22:48:21	tfg	최적의 팀 구성 (FXCUP4_squad)	C++17	100 / 100	2645 ms	97328 KiB

squad

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#include "squad.h"
#include <vector>
#include <algorithm>
#include <cassert>
struct PT {
  typedef long long T;
  T x, y;
  PT(T xx = 0, T yy = 0) : x(xx), y(yy){}
  PT operator +(const PT &p) const { return PT(x+p.x,y+p.y); }
  PT operator -(const PT &p) const { return PT(x-p.x,y-p.y); }
  PT operator *(T c)         const { return PT(x*c,y*c);     }
  T operator *(const PT &p)  const { return x*p.x+y*p.y;     }
  T operator %(const PT &p)  const { return x*p.y-y*p.x;     }
  // be careful using this without eps!
  bool operator<(const PT &p)const { return x != p.x ? x < p.x : y < p.y; }
  bool operator==(const PT &p)const{ return x == p.x && y == p.y; }
};
std::vector<PT> splitHull(const std::vector<PT> &hull) {
  std::vector<PT> ans(hull.size());
  for(int i = 0, j = (int) hull.size()-1, k = 0; k < (int) hull.size(); k++) {
    if(hull[i] < hull[j]) {
      ans[k] = hull[i++];
    } else {
      ans[k] = hull[j--];
    }
  }
  return ans;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

squad.cpp: In function 'std::vector<PT> minkowskiSum(const std::vector<PT>&, const std::vector<PT>&)':
squad.cpp:143:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  while(pa + pb + 1 < a.size()+b.size()){
        ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~

• Subtask 1: 19 / 19
• Subtask 2: 28 / 28
• Subtask 3: 53 / 53