Submission #934683

#	Time	Username	Problem	Language	Result	Execution time	Memory
934683		MinaRagy06	Hexagonal Territory (APIO21_hexagon)	C++17	9 / 100	1 ms	348 KiB

hexagon

#include <bits/stdc++.h>
#ifdef MINA
#include "grader.cpp"
#endif
#include "hexagon.h"
using namespace std;
#define ll long long

const int mod = 1e9 + 7;
int draw_territory(int n, int a, int b, vector<int> d, vector<int> l) {
	ll sz = l[0] + 1;
	ll v1 = 1ll * sz * (sz + 1) / 2 % mod * a % mod;

	ll v2 = 0;
	if ((sz - 1) % 3 == 0) {
		v2 = (sz - 1) / 3;
		v2 = 1ll * v2 * sz % mod * (sz + 1) % mod;
	} else if (sz % 3 == 0) {
		v2 = sz / 3;
		v2 = 1ll * v2 * (sz - 1) % mod * (sz + 1) % mod;
	} else {
		v2 = (sz + 1) / 3;
		v2 = 1ll * v2 * (sz - 1) % mod * sz % mod;
	}
	v2 = 1ll * v2 * b % mod;
	return (v1 + v2) % mod;
}

• 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