제출 #981407

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
981407		Faisal_Saqib	육각형 영역 (APIO21_hexagon)	C++17	3 / 100	1 ms	372 KiB

hexagon

#include "hexagon.h"
//#include "grader.cpp"
#include <vector>
using namespace std;
#define ll long long
const ll mod=1e9+7;
ll powmod(ll a,ll b,ll mod)
{
  if(b==0)
  {
    return 1;
  }
  if(b==1)
  {
    return a;
  }
  ll cp=powmod(a,b/2,mod);
  cp=(cp*cp)%mod;
  if(b%2)
  {
    cp=(cp*a)%mod;
  }
  return cp;
}
int draw_territory(int N, int A, int B,std::vector<int> D, std::vector<int> L) {
  ll total_cell=L[0]+1,two=2;
  total_cell=(((total_cell*(total_cell+1))%mod)*powmod(two,mod-2,mod))%mod;
  ll ap=A;
  return (total_cell*ap)%mod;
}

• Subtask 1: 3 / 3
• Subtask 2: 0 / 6
• Subtask 3: 0 / 11
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