Submission #152600

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
152600	2019-09-08 14:24:31	josecruz	Organizing the Best Squad (FXCUP4_squad)	C++17	100 / 100	2705 ms	89968 KiB

squad

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//#include "squad.h"
#include <vector>
#include <algorithm>
#include <cassert>
#include <functional>
using namespace std;
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; }
};
vector<PT> splitHull(const vector<PT> &hull) {
  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--];
 
 
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Compilation message (stderr)

squad.cpp: In function 'int maximizeScalarProduct(const std::vector<PT>&, PT)':
squad.cpp:107:11: warning: unused variable 'l' [-Wunused-variable]
       int l = 2, r = n - 1;
           ^
squad.cpp:107:18: warning: unused variable 'r' [-Wunused-variable]
       int l = 2, r = n - 1;
                  ^
squad.cpp: In function 'std::vector<PT> minkowskiSum(const std::vector<PT>&, const std::vector<PT>&)':
squad.cpp:168:21: 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