Submission #18459

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
18459	2016-02-03 07:35:37	tlwpdus	Split the sequence (APIO14_sequence)	C++98	100 / 100	835 ms	88200 KiB

sequence

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/*
O(NK) ....?
*/
#include<stdio.h>
#include<algorithm>
using namespace std;
typedef long long ll;
struct fr { // p/q -> 진짜로 만들어야만 했을까
  ll p, q;
  fr(ll p = 0, ll q = 1):p(p),q(q){}
  inline bool operator < (const fr &A) const {return (q*A.q>0)?(p*A.q<q*A.p):(p*A.q>q*A.p);}
  inline bool operator == (const fr &A) const {return p*A.q==q*A.p;}
  inline bool operator <= (const fr &A) const {return (*this)<A||(*this)==A;}
  inline bool operator > (const fr &A) const {return !((*this)<=A);}
  inline bool operator < (const ll &A) const {return (*this)<fr(A,1);}
  inline bool operator == (const ll &A) const {return (*this)==fr(A,1);}
  inline bool operator > (const ll &A) const {return (*this)>fr(A,1);}
};
struct line {
  ll a, b;
  int idx;
  line(ll a=0, ll b=0, int idx=0):a(a),b(b),idx(idx){}
  fr operator * (const line &A) const {return fr(b-A.b,A.a-a);}
};
 
 
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• Subtask 1: 11 / 11
• Subtask 2: 11 / 11
• Subtask 3: 11 / 11
• Subtask 4: 17 / 17
• Subtask 5: 21 / 21
• Subtask 6: 29 / 29