제출 #994788

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
994788		thelegendary08	육각형 영역 (APIO21_hexagon)	C++14	3 / 100	1 ms	348 KiB

hexagon

#include "hexagon.h"
#include<bits/stdc++.h>
#define ll long long int

using namespace std;
const ll mod = 1e9 + 7;
int draw_territory(int N, int A, int B, std::vector<int> D, std::vector<int> L) {
    ll n = L[0] + 1;
    ll sz = n * (n + 1)/2;
    sz %= mod;
    ll sdist = 0;
    sdist += n * (n+1) % mod * (2*n+1) % mod / 6 % mod;
    sdist += n * (n+1) / 2 % mod;
    sdist %= mod;
	ll ans = (sz * A % mod) + (sdist * B % mod);
	return ans % mod;
}

• Subtask 1: 3 / 3
• Subtask 2: 0 / 6
• Subtask 3: 0 / 11
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• Subtask 8: 0 / 16