제출 #980663

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
980663		vjudge1	육각형 영역 (APIO21_hexagon)	C++17	0 / 100	1 ms	348 KiB

hexagon

#include "hexagon.h"
#include <bits/stdc++.h>
using namespace std;

#define ll long long
const ll mod = 1e9 + 7;

int draw_territory(int n, int a, int b, vector<int> d, vector<int> l) {
  ll x = l[0], ans;
  if((x + 2) % 3 == 0)
    ans = (b * ((x + 2) / 3) * (x * (x + 1) % mod) % mod) % mod;
  else if((x + 1) % 3 == 0)
    ans = (b * ((x + 1) / 3) * (x * (x + 2) % mod) % mod) % mod;
  else
    ans = (b * ((x / 3) * ((x + 2) * (x + 1)) % mod) % mod) % mod;
  ans = (ans + a * (x + 1) * (x + 2) / 2) % mod;
  return ans;
}

• Subtask 1: 0 / 3
• Subtask 2: 0 / 6
• Subtask 3: 0 / 11
• Subtask 4: 0 / 12
• Subtask 5: 0 / 15
• Subtask 6: 0 / 19
• Subtask 7: 0 / 18
• Subtask 8: 0 / 16