Submission #418368

#	Time	Username	Problem	Language	Result	Execution time	Memory
418368		dxz05	Vision Program (IOI19_vision)	C++14	44 / 100	212 ms	7788 KiB

vision

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

using namespace std;

typedef long long ll;

const int MAXN = 2e5 + 3e2;

vector<int> vv[MAXN];

void construct_network(int H, int W, int K) {
	vector<int> Ns;

	for (int i = 0; i < H; i++){
	    for (int j = 0; j < W; j++){
	        Ns = {i * W + j};
	        vv[i * W + j].push_back(add_or(Ns));
	        Ns.clear();
	        for (int x = 0; x < H; x++){
	            for (int y = 0; y < W; y++){
	                if (abs(x - i) + abs(y - j) != K) continue;

	                Ns.push_back(x * W + y);

	            }
	        }

            if (!Ns.empty()) vv[i * W + j].push_back(add_or(Ns));

	    }
	}

	Ns.clear();
	for (int i = 0; i < H * W; i++){
	    if (vv[i].size() == 2) Ns.push_back(add_and(vv[i]));
	}

    add_or(Ns);
}

• 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