Submission #980534

#	Time	Username	Problem	Language	Result	Execution time	Memory
980534		vjudge1	Hexagonal Territory (APIO21_hexagon)	C++17	9 / 100	1 ms	604 KiB

hexagon

#include "hexagon.h"
#include<bits/stdc++.h>
#define sz size()
#define ll long long
using namespace std;
const ll M = 1e9 + 7;
int draw_territory(int N, int A, int B, vector<int> D, vector<int> L)
{
    ll l = L[0] + 1;
    ll ans = 0;
    if(l % 3 == 0) ans = l / 3 * (l - 1) % M * (l + 1) % M;
    if(l % 3 == 1) ans = (l - 1) / 3 * l % M * (l + 1) % M;
    if(l % 3 == 2) ans = (l + 1) / 3 * l % M * (l - 1) % M;
    ans = ans * B % M;

    ll res = 0;
    res = l * (l + 1) / 2 % M * (ll)A % M;
    res = (res + ans) % M;
    return int(res);

}


//void solve()
//{
//}
//
//signed main()
//{
//    ios_base::sync_with_stdio(0);
//    cin.tie(0), cout.tie(0);
////    solve();
//}

• Subtask 1: 3 / 3
• Subtask 2: 6 / 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