제출 #981713

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
981713		IUA_Hasin	Hexagonal Territory (APIO21_hexagon)	C++17	9 / 100	1 ms	500 KiB

hexagon

#include "hexagon.h"
#include <bits/stdc++.h>

#define ll                            long long

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 len = L[0]+1; 
        ll count = ((len)*(len+1))/2;
        count = count%mod;
        ll a1 = len-1;
        ll a2 = len;
        ll a3 = len+1;
        if(a1%3==0){
          a1 = a1/3;
        } else if(a2%3==0){
          a2 = a2/3; 
        } else {
          a3 = a3/3;
        }

        ll d = a1*a2;
        d = d%mod;
        d = d*a3;
        d = d%mod;
        ll a = d*B;
        a = a%mod;
        ll b = count*A;
        b = b%mod;
        ll ans = a+b;
        ans = ans%mod;

        //cout << len << " " << count << " " << d << " " << a << " " << b << " " << ans << endl;

        

       return ans;
}

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