Submission #592623

#	Time	Username	Problem	Language	Result	Execution time	Memory
592623		lcj	Vision Program (IOI19_vision)	C++17	44 / 100	16 ms	2892 KiB

vision

#include <bits/stdc++.h>
#include "vision.h"
#define loc(i, j) i*W+j

using namespace std;

typedef long long ll;
typedef pair<ll, ll> pll;
typedef pair<int, int> pii;

void construct_network(int H, int W, int K) {
	int cnt = 0;
	int base = H*W-1;
	vector<int> indires;
	for (int i = 0; i < H; i++)
	{
		for (int j = 0; j < W; j++)
		{
			vector<int> Ns;
			for (int s = -K; s <= K; s++)
			{
				int ni = i+s;
				int nj = j + K-abs(s);
				if (ni >= 0 && ni < H && nj >= 0 && nj < W) {
					Ns.push_back(ni*W+nj);
				}
				if (abs(s) == K) continue;
				nj = j - (K-abs(s));
				if (ni >= 0 && ni < H && nj >= 0 && nj < W) {
					Ns.push_back(ni*W+nj);
				}
			}
			if (Ns.empty()) {
				add_and({0, 1, 2});
			}
			else {
				add_or(Ns);
			}
			cnt++;
			add_and({base + cnt, i*W+j});
			cnt++;
			indires.push_back(base + cnt);
		}
	}
	add_or(indires);
	cnt++;
}

• Subtask 1: 10 / 10
• Subtask 2: 11 / 11
• Subtask 3: 11 / 11
• Subtask 4: 0 / 15
• Subtask 5: 12 / 12
• Subtask 6: 0 / 8
• Subtask 7: 0 / 14
• Subtask 8: 0 / 19